{
  "schema": "canli.company-reference.v1",
  "cik": "0001472072",
  "name": "Concord Medical Services Holdings Ltd",
  "selection_policy": "extended-v22",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0001472072.json",
  "source_sha256": "ed097c8b42d5c2284e8334be582446b3159955932b6f3073cd2302bae53d482c",
  "fetched_at": "2026-09-20T09:07:39.104Z",
  "policy": "Latest-filed annual-report facts per unit and reporting period at capture time. Duration facts cover 300 to 400 days. This selection can include restatements and is not a point-in-time backtest dataset. Missing concepts are omitted, never zero-filled. Values retain original units and are not currency converted. Extended concepts require compatible unit shapes and at least three reporting ends with changing values within one unit. Constant or incompatible added histories are omitted.",
  "claim_boundary": "Public company accounting reference, not market prices, returns, an investment recommendation, or ALPHAC performance. Validate a separately constructed return series with the validation API; accounting values are not returns.",
  "concepts": [
    {
      "tag": "Assets",
      "taxonomy": "us-gaap",
      "label": "Total assets",
      "kind": "instant",
      "meaning": "Resources recognized on the balance sheet. Book assets are not the market value of the business.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 6547362000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 6726388000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 6053943000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 6004934000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 6229951000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 5334538000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 4297445000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 4585394000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 3465390000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 3228603000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": 3593591000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2014-12-31",
          "val": 2959332000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2014Q4I",
          "unit": "CNY"
        },
        {
          "end": "2013-12-31",
          "val": 4093557000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2013Q4I",
          "unit": "CNY"
        },
        {
          "end": "2012-12-31",
          "val": 3665220000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2012Q4I",
          "unit": "CNY"
        },
        {
          "end": "2011-12-31",
          "val": 2393446000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2011Q4I",
          "unit": "CNY"
        },
        {
          "end": "2010-12-31",
          "val": 2663044000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2010Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 936260000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 921512000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 852680000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 870634000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 977615000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 817554000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 617290000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 666915000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 532622000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 465015000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 555964000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 476959000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 676209000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 588310000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 380280000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Liabilities",
      "taxonomy": "us-gaap",
      "label": "Total liabilities",
      "kind": "instant",
      "meaning": "Recognized obligations at the reporting date. The definition and scope differ from interest-bearing debt.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 4697246000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 5108639000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 4306956000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 3989277000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 3486230000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 2933708000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 2408207000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 2311513000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 2450472000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 1996833000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": 2159803000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2014-12-31",
          "val": 1159274000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2014Q4I",
          "unit": "CNY"
        },
        {
          "end": "2013-12-31",
          "val": 1659840000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2013Q4I",
          "unit": "CNY"
        },
        {
          "end": "2012-12-31",
          "val": 1325310000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2012Q4I",
          "unit": "CNY"
        },
        {
          "end": "2011-12-31",
          "val": 355350000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2011Q4I",
          "unit": "CNY"
        },
        {
          "end": "2010-12-31",
          "val": 361209000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2010Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 671697000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 699879000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 606621000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 578393000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 547066000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 449612000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 345918000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 336192000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 376632000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 287604000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 334625000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 186840000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 274186000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 212729000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 56460000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "StockholdersEquity",
      "taxonomy": "us-gaap",
      "label": "Stockholders equity",
      "kind": "instant",
      "meaning": "The reported residual interest after liabilities. It is an accounting amount, not market capitalization.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": -2103110000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": -2280390000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": -2121945000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": -1863966000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": -1370116000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": -662955000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": -122764000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 437422000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 934049000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 1166178000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": 1391526000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2014-12-31",
          "val": 1797549000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2014Q4I",
          "unit": "CNY"
        },
        {
          "end": "2013-12-31",
          "val": 2121993000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2013Q4I",
          "unit": "CNY"
        },
        {
          "end": "2012-12-31",
          "val": 2031586000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2012Q4I",
          "unit": "CNY"
        },
        {
          "end": "2011-12-31",
          "val": 1934500000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2011Q4I",
          "unit": "CNY"
        },
        {
          "end": "2010-12-31",
          "val": 2205091000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2010Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": -300741000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": -312411000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": -298869000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": -270251000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": -215002000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": -101603000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": -17634000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 63621000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 143561000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 167965000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 214815000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 289715000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 350530000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 326092000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 307360000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CashAndCashEquivalentsAtCarryingValue",
      "taxonomy": "us-gaap",
      "label": "Cash and cash equivalents",
      "kind": "instant",
      "meaning": "Cash and qualifying short-term liquid investments under the filer’s accounting policy. Restricted cash and longer-term investments may be reported separately.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 297787000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 216224000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 58139000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 158283000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 157386000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 334264000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 74307000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 404742000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 98191000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 189905000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 42583000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 29623000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 8189000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 22949000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 24697000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 51229000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 10674000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 58867000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetIncomeLoss",
      "taxonomy": "us-gaap",
      "label": "Net income or loss",
      "kind": "duration",
      "meaning": "Reported profit or loss for the period. Check the filing for attribution, exceptional items and discontinued operations before comparing companies.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -92811000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -308243000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -297658000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -489661000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -271427000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -309989000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -307049000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -234875000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -284320000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -261867000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -78304000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 124709000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 85893000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013",
          "unit": "CNY"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 130831000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2012",
          "unit": "CNY"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -215003000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2011",
          "unit": "CNY"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 129400000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2010",
          "unit": "CNY"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 46418000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2009",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -13271000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -42228000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -41927000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -70993000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -42594000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -47510000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -44105000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -34162000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -43699000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -37717000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -12087000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 20100000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 14190000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 21000000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -34161000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInOperatingActivities",
      "taxonomy": "us-gaap",
      "label": "Operating cash flow",
      "kind": "duration",
      "meaning": "Cash generated or used by operating activities. Working-capital timing can make this differ substantially from reported income.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -201824000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -397749000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -276471000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -216694000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -359313000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -229766000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -195347000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -38591000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 26732000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -78078000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -175138000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 490381000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 259033000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013",
          "unit": "CNY"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 259515000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2012",
          "unit": "CNY"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 137102000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2011",
          "unit": "CNY"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 190972000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2010",
          "unit": "CNY"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 135883000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2009",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -28861000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -54491000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -38944000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -31419000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -56387000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -35212000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -28058000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -5614000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 4108000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -27038000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 79036000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 42788000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 41656000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 21785000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PaymentsToAcquirePropertyPlantAndEquipment",
      "taxonomy": "us-gaap",
      "label": "Capital expenditure payments",
      "kind": "duration",
      "meaning": "Cash payments to acquire property, plant and equipment. This taxonomy concept does not capture every form of investment or acquisition.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 56322000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 150772000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 113003000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 222980000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 278977000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 168023000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 232691000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 165596000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 91260000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 78920000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 47783000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 51480000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 74553000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013",
          "unit": "CNY"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 65904000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2012",
          "unit": "CNY"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 18319000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2011",
          "unit": "CNY"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 111124000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2010",
          "unit": "CNY"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 106984000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2009",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 8054000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 20656000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 15916000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 32329000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 43778000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 25751000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 33424000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 24085000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 14026000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 11367000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 7376000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 8297000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 12315000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 10578000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 2911000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Revenues",
      "taxonomy": "us-gaap",
      "label": "Revenue",
      "kind": "duration",
      "meaning": "Revenue under this specific accounting concept. A missing value is not zero; filers can use other revenue concepts.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 460513000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 383956000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 537402000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 472085000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 485633000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 223011000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 198363000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 190898000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 330977000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 455042000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 616485000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 606883000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 563124000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013",
          "unit": "CNY"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 455651000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2012",
          "unit": "CNY"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 450125000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2011",
          "unit": "CNY"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 389524000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2010",
          "unit": "CNY"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 292436000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2009",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 65852000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 52602000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 75691000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 68446000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 76206000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 34178000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 28493000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 27765000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 50870000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 65540000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 95169000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 97813000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 161989000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 106314000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 71518000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "RevenueFromContractWithCustomerExcludingAssessedTax",
      "taxonomy": "us-gaap",
      "label": "Contract revenue excluding tax",
      "kind": "duration",
      "meaning": "Revenue from customer contracts excluding assessed taxes under this specific taxonomy concept. It is not automatically comparable to older revenue tags.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 454328000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 374600000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 520665000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 450119000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 443149000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 170105000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 139804000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 114175000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 91408000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 455042000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 64968000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 51320000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 73334000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 65261000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 69539000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 26070000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 20081000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 27765000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInFinancingActivities",
      "taxonomy": "us-gaap",
      "label": "Financing cash flow",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net cash from financing activities, including borrowing, repayments and transactions with owners. A positive amount does not establish operating profitability.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 197232000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 1146031000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 257653000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 383088000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 642449000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1138302000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 513268000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1203042000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 189899000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -117922000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 590398000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -579144000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 77722000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013",
          "unit": "CNY"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 255932000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2012",
          "unit": "CNY"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 41785000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2011",
          "unit": "CNY"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -154933000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2010",
          "unit": "CNY"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 819846000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2009",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 28204000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 157005000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 36290000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 55542000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 100813000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 174454000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 73726000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 174976000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 29881000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 91141000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -93341000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 12839000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 41081000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 6640000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInInvestingActivities",
      "taxonomy": "us-gaap",
      "label": "Investing cash flow",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net cash from investing activities, including asset purchases, disposals and investment transactions. This differs from capital expenditure payments alone.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 53965000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -593444000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -47681000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -118792000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -565981000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -533885000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -1071507000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -1000355000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -313010000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -74847000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -391083000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 287055000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -133540000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013",
          "unit": "CNY"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -659290000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2012",
          "unit": "CNY"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -494867000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2011",
          "unit": "CNY"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -529468000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2010",
          "unit": "CNY"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -272269000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2009",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 7718000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -81300000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -6715000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -17223000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -88815000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -81822000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -153913000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -145496000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -48109000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -60372000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 46265000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -22059000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -105823000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -78627000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "RetainedEarningsAccumulatedDeficit",
      "taxonomy": "us-gaap",
      "label": "Retained earnings or deficit",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Accumulated undistributed earnings or deficit at the reporting date. This balance is not cash available for distribution.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": -4465643000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": -4372832000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": -4064589000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": -3766931000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": -3277270000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": -2456649000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": -1785517000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": -1232991000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": -879393000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": -598196000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": -336329000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2014-12-31",
          "val": -258025000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2014Q4I",
          "unit": "CNY"
        },
        {
          "end": "2013-12-31",
          "val": -383162000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2013Q4I",
          "unit": "CNY"
        },
        {
          "end": "2012-12-31",
          "val": -469055000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2012Q4I",
          "unit": "CNY"
        },
        {
          "end": "2011-12-31",
          "val": -599886000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2011Q4I",
          "unit": "CNY"
        },
        {
          "end": "2010-12-31",
          "val": -384883000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2010Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": -638578000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": -599076000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": -572485000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": -546154000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": -514275000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": -376498000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": -256474000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": -179331000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": -135160000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": -86158000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": -51920000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": -41583000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": -63294000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": -75289000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": -95313000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfSharesOutstandingBasic",
      "taxonomy": "us-gaap",
      "label": "Basic weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Time-weighted shares used for basic earnings per share. This denominator differs from shares outstanding at a single reporting date.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 131053858,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 131053858,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 131053858,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 131053858,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 131053858,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 131053858,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 130631867,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 134546772,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 134836300,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 135077172,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 138211177,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2012",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfDilutedSharesOutstanding",
      "taxonomy": "us-gaap",
      "label": "Diluted weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Weighted-average shares used for diluted earnings per share. Potential shares are included under the applicable dilution rules, not simply added to outstanding shares.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 131053858,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 131053858,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 131053858,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 131053858,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 131053858,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 131053858,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 130631867,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 134546772,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 135180642,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 135077172,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 138211177,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2012",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "EarningsPerShareBasic",
      "taxonomy": "us-gaap",
      "label": "Basic earnings per share",
      "kind": "duration",
      "unitKind": "per-share",
      "meaning": "Reported earnings or loss per basic common share or unit. Inspect attribution, share classes and restatements before comparing periods. This is not a market return.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -0.71,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "CNY/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -2.35,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024",
          "unit": "CNY/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -2.27,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2023",
          "unit": "CNY/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -3.74,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "CNY/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -6.26,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021",
          "unit": "CNY/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -5.11,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020",
          "unit": "CNY/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -2,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016",
          "unit": "CNY/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -0.58,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2015",
          "unit": "CNY/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 0.92,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2014",
          "unit": "CNY/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 0.64,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013",
          "unit": "CNY/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 0.95,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2012",
          "unit": "CNY/shares"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -0.1,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -0.32,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -0.32,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -0.54,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -0.29,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -0.09,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 0.15,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "EarningsPerShareDiluted",
      "taxonomy": "us-gaap",
      "label": "Diluted earnings per share",
      "kind": "duration",
      "unitKind": "per-share",
      "meaning": "Reported earnings or loss per share under dilution rules. Antidilutive instruments may be excluded. A diluted value can equal the basic value without implying no potential dilution.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -0.71,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "CNY/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -2.35,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024",
          "unit": "CNY/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -2.27,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2023",
          "unit": "CNY/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -3.74,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "CNY/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -6.26,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021",
          "unit": "CNY/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -5.11,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020",
          "unit": "CNY/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -2,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016",
          "unit": "CNY/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -0.58,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2015",
          "unit": "CNY/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 0.92,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2014",
          "unit": "CNY/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 0.64,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013",
          "unit": "CNY/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 0.95,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2012",
          "unit": "CNY/shares"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -0.1,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -0.32,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -0.32,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -0.54,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -0.29,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -0.09,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 0.15,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "IncomeTaxExpenseBenefit",
      "taxonomy": "us-gaap",
      "label": "Income tax expense or benefit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Current and deferred income tax expense or benefit for continuing operations. This accounting expense differs from cash taxes paid.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 6064000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -17505000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -24573000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -70906000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -6565000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -37624000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -38986000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 34051000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 31789000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 60486000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 74025000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 80850000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 63838000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013",
          "unit": "CNY"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 54249000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2012",
          "unit": "CNY"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 46320000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2011",
          "unit": "CNY"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 43873000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2010",
          "unit": "CNY"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 36396000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2009",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 867000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -2398000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -3461000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -10280000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -1030000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -5766000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -5600000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 4953000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 4886000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 8712000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 11427000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 13032000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 12534000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 9982000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 7360000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PropertyPlantAndEquipmentNet",
      "taxonomy": "us-gaap",
      "label": "Net property, plant and equipment",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Carrying amount of property, plant and equipment after accumulated depreciation, depletion and amortization. It is not replacement cost or market value.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 3724665000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 3704325000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 3546873000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 3259145000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 3145025000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 2559191000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 1898861000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 1219309000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 793571000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 775338000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": 918815000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2014-12-31",
          "val": 749683000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2014Q4I",
          "unit": "CNY"
        },
        {
          "end": "2013-12-31",
          "val": 1492573000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2013Q4I",
          "unit": "CNY"
        },
        {
          "end": "2012-12-31",
          "val": 1522920000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2012Q4I",
          "unit": "CNY"
        },
        {
          "end": "2011-12-31",
          "val": 1068703000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2011Q4I",
          "unit": "CNY"
        },
        {
          "end": "2010-12-31",
          "val": 907336000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2010Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 532620000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 507490000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 499567000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 472532000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 493523000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 392213000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 272754000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 177341000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 121970000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 111672000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 141841000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 120827000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 246555000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 244446000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 169800000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ShareBasedCompensation",
      "taxonomy": "us-gaap",
      "label": "Share-based compensation expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Reported noncash expense for share-based payment arrangements. Noncash treatment does not mean the awards have no economic cost to shareholders.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 0,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -5919000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 14680000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 20621000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 20593000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 11139000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 11641000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 8400000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 8084000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 7349000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 8804000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013",
          "unit": "CNY"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 9084000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2012",
          "unit": "CNY"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 9234000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2011",
          "unit": "CNY"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 9571000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2010",
          "unit": "CNY"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 1006000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2009",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -858000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 2304000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 3160000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 2958000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1620000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1789000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1210000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 1248000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 1185000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 1454000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 1458000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 1467000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingIncomeLoss",
      "taxonomy": "us-gaap",
      "label": "Operating income or loss",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Operating revenue less operating expenses for the reporting period. It excludes items outside the reported operating result and is not free cash flow.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -261492000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -532160000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -462985000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -525048000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -458318000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -316001000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -437294000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -299243000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -211856000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -168626000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -5743000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 183649000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 156296000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013",
          "unit": "CNY"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 181936000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2012",
          "unit": "CNY"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -161306000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2011",
          "unit": "CNY"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 179666000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2010",
          "unit": "CNY"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 167379000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2009",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -37393000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -72906000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -65211000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -76125000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -71921000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -48430000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -62814000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -43523000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -32561000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -24287000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -887000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 29600000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 29855000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 33155000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -25629000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AssetsCurrent",
      "taxonomy": "us-gaap",
      "label": "Current assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Assets classified as current under the normal operating cycle or one-year boundary. Not all current assets can be converted immediately into cash.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 941913000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 983972000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 617208000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 759800000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 584475000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 675998000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 282487000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 1228692000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 1111136000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 1194856000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": 1501117000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2014-12-31",
          "val": 1463682000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2014Q4I",
          "unit": "CNY"
        },
        {
          "end": "2013-12-31",
          "val": 1300010000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2013Q4I",
          "unit": "CNY"
        },
        {
          "end": "2012-12-31",
          "val": 853133000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2012Q4I",
          "unit": "CNY"
        },
        {
          "end": "2011-12-31",
          "val": 733657000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2011Q4I",
          "unit": "CNY"
        },
        {
          "end": "2010-12-31",
          "val": 904416000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2010Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 134692000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 134804000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 86933000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 110162000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 91717000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 103601000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 40578000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 178706000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 170779000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 172094000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 232342000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 235903000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 214748000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 136939000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 116566000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "InterestExpense",
      "taxonomy": "us-gaap",
      "label": "Interest expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Borrowing costs recognized as interest expense. This is distinct from cash interest paid and may not include every capitalized borrowing cost.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 165669000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 120357000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 73789000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 81359000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 28700000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 46232000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 89959000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 89327000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 53214000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 53470000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 36884000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013",
          "unit": "CNY"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 12452000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2012",
          "unit": "CNY"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 6454000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2011",
          "unit": "CNY"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 7448000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2010",
          "unit": "CNY"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 6891000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2009",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 23334000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 17450000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 11579000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 12469000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 4122000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 6724000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 13826000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 12866000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 8215000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 8618000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 7768000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 2609000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 1025000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "LiabilitiesCurrent",
      "taxonomy": "us-gaap",
      "label": "Current liabilities",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Obligations classified as current under the operating-cycle or one-year boundary. The balance includes more than short-term borrowing.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 1954410000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 2125355000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 1951394000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 1121236000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 804521000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 512117000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 627451000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 870265000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 1108171000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 951059000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": 1507246000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2014-12-31",
          "val": 769819000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2014Q4I",
          "unit": "CNY"
        },
        {
          "end": "2013-12-31",
          "val": 1174659000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2013Q4I",
          "unit": "CNY"
        },
        {
          "end": "2012-12-31",
          "val": 859533000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2012Q4I",
          "unit": "CNY"
        },
        {
          "end": "2011-12-31",
          "val": 216672000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2011Q4I",
          "unit": "CNY"
        },
        {
          "end": "2010-12-31",
          "val": 269152000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2010Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 279477000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 291172000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 274847000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 162566000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 126246000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 78487000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 90129000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 126573000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 170321000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 136982000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 233257000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 124072000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 194040000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 137966000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 34425000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccountsPayableCurrent",
      "taxonomy": "us-gaap",
      "label": "Current accounts payable",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Current amounts owed to suppliers for goods and services received. This is one component of current liabilities, not all accrued obligations.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 119288000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 199394000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 129236000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 146748000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 102508000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 18632000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 8275000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 5438000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 4563000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 2038000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": 808000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2014-12-31",
          "val": 1064000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2014Q4I",
          "unit": "CNY"
        },
        {
          "end": "2013-12-31",
          "val": 149209000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2013Q4I",
          "unit": "CNY"
        },
        {
          "end": "2012-12-31",
          "val": 100563000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2012Q4I",
          "unit": "CNY"
        },
        {
          "end": "2011-12-31",
          "val": 2170000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2011Q4I",
          "unit": "CNY"
        },
        {
          "end": "2010-12-31",
          "val": 10332000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2010Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 17058000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 27317000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 18203000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 21276000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 16086000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 2856000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 1189000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 791000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 701000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 295000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 125000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 171000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 24648000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 16141000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 345000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Goodwill",
      "taxonomy": "us-gaap",
      "label": "Goodwill carrying amount",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Recognized goodwill remaining after accumulated impairment. It arises from business combinations and does not measure the current value of the company’s brand.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 572216000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 572216000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 575427000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 575427000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 581877000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-01-31",
          "val": 368221000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 213656000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 210443000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 165171000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2013-12-31",
          "val": 292885000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013Q4I",
          "unit": "CNY"
        },
        {
          "end": "2012-12-31",
          "val": 292885000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2012Q4I",
          "unit": "CNY"
        },
        {
          "end": "2010-12-31",
          "val": 300163000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2010Q4I",
          "unit": "CNY"
        },
        {
          "end": "2009-12-31",
          "val": 300163000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2009Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 81826000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 81826000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 78833000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 81047000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 84364000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-01-31",
          "val": 57782000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 33527000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 32252000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 23725000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 0,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 47204000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 48381000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2012Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "FiniteLivedIntangibleAssetsNet",
      "taxonomy": "us-gaap",
      "label": "Net finite-lived intangible assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Finite-lived intangible assets after amortization. This excludes goodwill and should not be combined with indefinite-lived intangible assets without checking scope.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 255905000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 292142000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 323287000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 353766000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 657837000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 522821000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 532489000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 456844000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 7799000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 17188000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": 43453000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2014-12-31",
          "val": 61243000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2014Q4I",
          "unit": "CNY"
        },
        {
          "end": "2013-12-31",
          "val": 116843000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013Q4I",
          "unit": "CNY"
        },
        {
          "end": "2012-12-31",
          "val": 146512000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2012Q4I",
          "unit": "CNY"
        },
        {
          "end": "2011-12-31",
          "val": 129018000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2011Q4I",
          "unit": "CNY"
        },
        {
          "end": "2010-12-31",
          "val": 146113000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2010Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 36594000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 40023000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 45534000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 51291000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 103229000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 80126000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 76487000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 66445000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 1199000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 2476000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 6708000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 9871000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 19301000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 146512000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccountsReceivableNetCurrent",
      "taxonomy": "us-gaap",
      "label": "Net current accounts receivable",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Current customer receivables after the allowance for credit loss. The balance is not cash collected or a guarantee of collection.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 44049000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 51168000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 73496000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 130271000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 127899000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 77375000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 73731000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 86868000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 131952000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 189589000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": 218254000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2014-12-31",
          "val": 265010000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2014Q4I",
          "unit": "CNY"
        },
        {
          "end": "2013-12-31",
          "val": 313909000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2013Q4I",
          "unit": "CNY"
        },
        {
          "end": "2012-12-31",
          "val": 210307000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2012Q4I",
          "unit": "CNY"
        },
        {
          "end": "2011-12-31",
          "val": 244189000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2011Q4I",
          "unit": "CNY"
        },
        {
          "end": "2010-12-31",
          "val": 169389000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2010Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 6299000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 7010000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 10352000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 18888000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 20070000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 11858000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 10591000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 12634000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 20281000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 27306000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 33693000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 42712000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 51854000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 33757000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 38798000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PaymentsForRepurchaseOfCommonStock",
      "taxonomy": "us-gaap",
      "label": "Common-stock repurchase payments",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Cash paid to reacquire common stock during the period. This is not an authorization limit or a direct measure of the net change in share count.",
      "observations": [
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 0,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 0,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 30402000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 19723000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 6015000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013",
          "unit": "CNY"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 43469000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2012",
          "unit": "CNY"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 6911000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2011",
          "unit": "CNY"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 76780000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2010",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 0,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 0,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 4378000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 3045000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 994000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 6977000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 1098000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingExpenses",
      "taxonomy": "us-gaap",
      "label": "Operating expenses",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Recurring operating costs under this accounting concept, generally excluding production costs included in cost of sales. Check filing presentation before combining expense subtotals.",
      "observations": [
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 212956000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013",
          "unit": "CNY"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 118592000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2012",
          "unit": "CNY"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 452015000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2011",
          "unit": "CNY"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 87158000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2010",
          "unit": "CNY"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 37496000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2009",
          "unit": "CNY"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 35178000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 19034000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 71818000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "InventoryNet",
      "taxonomy": "us-gaap",
      "label": "Net inventory",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Inventory carrying amount after applicable valuation and LIFO reserves. It does not establish realizable selling proceeds or inventory turnover without other inputs.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 45965000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "CNY"
        },
        {
          "end": "2024-12-31",
          "val": 33441000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024Q4I",
          "unit": "CNY"
        },
        {
          "end": "2023-12-31",
          "val": 40347000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2023Q4I",
          "unit": "CNY"
        },
        {
          "end": "2022-12-31",
          "val": 84835000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2022Q4I",
          "unit": "CNY"
        },
        {
          "end": "2021-12-31",
          "val": 38085000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2021Q4I",
          "unit": "CNY"
        },
        {
          "end": "2020-12-31",
          "val": 21610000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2020Q4I",
          "unit": "CNY"
        },
        {
          "end": "2019-12-31",
          "val": 4341000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2019Q4I",
          "unit": "CNY"
        },
        {
          "end": "2018-12-31",
          "val": 3356000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2018Q4I",
          "unit": "CNY"
        },
        {
          "end": "2017-12-31",
          "val": 6284000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2017Q4I",
          "unit": "CNY"
        },
        {
          "end": "2016-12-31",
          "val": 5923000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2016Q4I",
          "unit": "CNY"
        },
        {
          "end": "2015-12-31",
          "val": 3897000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2015Q4I",
          "unit": "CNY"
        },
        {
          "end": "2014-12-31",
          "val": 2986000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2014Q4I",
          "unit": "CNY"
        },
        {
          "end": "2013-12-31",
          "val": 19717000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2013Q4I",
          "unit": "CNY"
        },
        {
          "end": "2012-12-31",
          "val": 8681000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2012Q4I",
          "unit": "CNY"
        },
        {
          "end": "2011-12-31",
          "val": 1364000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2011Q4I",
          "unit": "CNY"
        },
        {
          "end": "2025-12-31",
          "val": 6573000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 4581000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 5683000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 12300000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 5976000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 3312000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 624000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 488000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 966000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 853000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 602000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 481000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 3257000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 1394000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "GrossProfit",
      "taxonomy": "us-gaap",
      "label": "Gross profit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Revenue less the costs directly attributed to the goods or services sold. It precedes other operating expenses and is not net income.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 25819000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -79162000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -76608000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -152409000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -56897000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 13083000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -15830000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 19762000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 97998000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 168499000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 263149000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 332321000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 345469000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013",
          "unit": "CNY"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 291128000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2012",
          "unit": "CNY"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 290709000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2011",
          "unit": "CNY"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 266824000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2010",
          "unit": "CNY"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 204875000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2009",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 3692000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -10845000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -10790000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -22097000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -8929000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 2005000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -2274000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 2874000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 15063000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 24269000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 40623000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 53562000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 65033000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 52189000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 46189000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CostOfRevenue",
      "taxonomy": "us-gaap",
      "label": "Cost of revenue",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Costs attributed to goods produced and sold and services provided during the period. This is not the sum of every operating expense.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 434694000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "CNY"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 463118000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2024",
          "unit": "CNY"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 614010000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2023",
          "unit": "CNY"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 624494000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2022",
          "unit": "CNY"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 542530000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2021",
          "unit": "CNY"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 209928000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2020",
          "unit": "CNY"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 214193000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2019",
          "unit": "CNY"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 171136000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2018",
          "unit": "CNY"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 232979000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2017",
          "unit": "CNY"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 286543000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2016",
          "unit": "CNY"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 353336000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2015",
          "unit": "CNY"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 274562000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2014",
          "unit": "CNY"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 217655000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2013",
          "unit": "CNY"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 164523000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2012",
          "unit": "CNY"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 159416000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2011",
          "unit": "CNY"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 122700000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2010",
          "unit": "CNY"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 87561000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2009",
          "unit": "CNY"
        },
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 62160000,
          "accn": "0001104659-26-050692",
          "fy": 2025,
          "fp": "FY",
          "form": "20-F",
          "filed": "2026-04-29",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 63447000,
          "accn": "0001410578-25-000907",
          "fy": 2024,
          "fp": "FY",
          "form": "20-F",
          "filed": "2025-04-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 86481000,
          "accn": "0001104659-24-049117",
          "fy": 2023,
          "fp": "FY",
          "form": "20-F",
          "filed": "2024-04-19",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 90543000,
          "accn": "0001410578-23-000729",
          "fy": 2022,
          "fp": "FY",
          "form": "20-F",
          "filed": "2023-04-19",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 85135000,
          "accn": "0001410578-22-001107",
          "fy": 2021,
          "fp": "FY",
          "form": "20-F",
          "filed": "2022-04-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 32173000,
          "accn": "0001104659-21-126753",
          "fy": 2020,
          "fp": "FY",
          "form": "20-F",
          "filed": "2021-10-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 30767000,
          "accn": "0001104659-20-054484",
          "fy": 2019,
          "fp": "FY",
          "form": "20-F",
          "filed": "2020-04-30",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 24891000,
          "accn": "0001144204-19-022514",
          "fy": 2018,
          "fp": "FY",
          "form": "20-F",
          "filed": "2019-04-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 35807000,
          "accn": "0001144204-18-023992",
          "fy": 2017,
          "fp": "FY",
          "form": "20-F",
          "filed": "2018-04-30",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 41271000,
          "accn": "0001144204-17-023641",
          "fy": 2016,
          "fp": "FY",
          "form": "20-F",
          "filed": "2017-05-01",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 54546000,
          "accn": "0001144204-16-097228",
          "fy": 2015,
          "fp": "FY",
          "form": "20-F",
          "filed": "2016-04-28",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 44251000,
          "accn": "0001193125-15-148374",
          "fy": 2014,
          "fp": "FY",
          "form": "20-F",
          "filed": "2015-04-27",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 96956000,
          "accn": "0001193125-14-162895",
          "fy": 2013,
          "fp": "FY",
          "form": "20-F",
          "filed": "2014-04-28",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 54125000,
          "accn": "0001193125-13-206587",
          "fy": 2012,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2013-05-08",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 25329000,
          "accn": "0001193125-12-235564",
          "fy": 2011,
          "fp": "FY",
          "form": "20-F/A",
          "filed": "2012-05-16",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/ed097c8b42d5c2284e8334be582446b3159955932b6f3073cd2302bae53d482c.json.gz"
}
