{
  "schema": "canli.company-reference.v1",
  "cik": "0001379041",
  "name": "EMPLOYERS HOLDINGS, INC.",
  "selection_policy": "extended-v22",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0001379041.json",
  "source_sha256": "7d1db9f505aca5f8636f3dbbdb457e792b9160c2614209d00df263aeb8d307db",
  "fetched_at": "2026-09-20T07:58:05.327Z",
  "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": 3436600000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 3541300000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 3550400000,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 3716700000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 3783200000,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 3922600000,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 4004100000,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 3919200000,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 3840100000,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 3773400000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 3755800000,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 3769700000,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 3643449000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 3511339000,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 3481744000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 3480120000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 3676653000,
          "accn": "0001379041-11-000009",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2011-02-28",
          "frame": "CY2009Q4I",
          "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": 2480900000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 2472600000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 2536500000,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 2772500000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 2570100000,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 2709800000,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 2838300000,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 2901000000,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 2892400000,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 2932800000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 2995000000,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 3082900000,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 3074746000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 2971958000,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 3007558000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 2990004000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 3178254000,
          "accn": "0001379041-11-000009",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2011-02-28",
          "frame": "CY2009Q4I",
          "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": 955700000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 1068700000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 1013900000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 944200000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 1213100000,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 1212800000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 1165800000,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 1018200000,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 947700000,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 840600000,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 760800000,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 686800000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 568700000,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 539400000,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 461983000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 477603000,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 485216000,
          "accn": "0001379041-13-000005",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-01",
          "frame": "CY2009Q4I",
          "unit": "USD"
        },
        {
          "end": "2008-12-31",
          "val": 444728000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2008Q4I",
          "unit": "USD"
        },
        {
          "end": "2007-12-31",
          "val": 379453000,
          "accn": "0001379041-11-000009",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2011-02-28",
          "frame": "CY2007Q4I",
          "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": 159800000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 68300000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 226400000,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 89200000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 75100000,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 160400000,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 154900000,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 101400000,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 73300000,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 67200000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 56600000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 103600000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 34500000,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 140700000,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 252300000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 119825000,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 188833000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2009Q4I",
          "unit": "USD"
        },
        {
          "end": "2008-12-31",
          "val": 197429000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2008Q4I",
          "unit": "USD"
        },
        {
          "end": "2007-12-31",
          "val": 144384000,
          "accn": "0001379041-11-000009",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2011-02-28",
          "frame": "CY2007Q4I",
          "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": 10800000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 118600000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 118100000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 48400000,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 119300000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 119800000,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 157100000,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 141300000,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 101200000,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 106700000,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 94400000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 100700000,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 63800000,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 106891000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 48623000,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 63469000,
          "accn": "0001379041-13-000005",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 83021000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 101785000,
          "accn": "0001379041-11-000009",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2011-02-28",
          "frame": "CY2008",
          "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": 44700000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 76400000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 49400000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 99800000,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 10800000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 33000000,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 122500000,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 180200000,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 142300000,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 122800000,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 116400000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 171900000,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 166500000,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 131249000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 42384000,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 56981000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 40751000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 67314000,
          "accn": "0001379041-11-000009",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2011-02-28",
          "frame": "CY2008",
          "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": 100000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 100000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 0,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 100000,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 300000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 100000,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 700000,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 300000,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 400000,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 700000,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 300000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 700000,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 2300000,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 3106000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 0,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 2009000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 1283000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2009",
          "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": 858700000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 880700000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 850900000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 713500000,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 703100000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 711400000,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 835900000,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 800400000,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 801400000,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 779800000,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 752100000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 773500000,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 723500000,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 579182000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 464154000,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 415604000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 495935000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 396778000,
          "accn": "0001379041-11-000009",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2011-02-28",
          "frame": "CY2008",
          "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": -179100000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -74800000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -289500000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 60400000,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -94400000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -111900000,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -118500000,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -32900000,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -26000000,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -23600000,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -62200000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -16100000,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -12600000,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -58464000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -109899000,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -74662000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -135339000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 120949000,
          "accn": "0001379041-11-000009",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2011-02-28",
          "frame": "CY2008",
          "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": 225900000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -159700000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 377300000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -146100000,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -1700000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 84300000,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 49200000,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -119600000,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -112800000,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -87500000,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -101200000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -86700000,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -260100000,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -184424000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 199990000,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -51327000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 85992000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": -135218000,
          "accn": "0001379041-11-000009",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2011-02-28",
          "frame": "CY2008",
          "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": 1453800000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 1472900000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 1384300000,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 1295600000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 1338500000,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 1247900000,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 1158800000,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 1030700000,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 842200000,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 777200000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 682000000,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 595300000,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 502198000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 445850000,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 358693000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 319341000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 266491000,
          "accn": "0001379041-11-000009",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2011-02-28",
          "frame": "CY2009Q4I",
          "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": 23386329,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 25050605,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 26368801,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 27503941,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 28289118,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 29912063,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 32120578,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 32884828,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 32501576,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 32434580,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 32070911,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 31529621,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 31142534,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 31476056,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 37284425,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 41390984,
          "accn": "0001379041-13-000005",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-01",
          "frame": "CY2010",
          "unit": "shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 45953868,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2009",
          "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": 23525901,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 25194814,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 26523651,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 27680988,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 28600993,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 30204864,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 32539718,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 33311337,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 33060760,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 32976835,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 32561453,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 32069069,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 31938167,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 31722057,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 37509087,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 41465242,
          "accn": "0001379041-13-000005",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-01",
          "frame": "CY2010",
          "unit": "shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 46090832,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2009",
          "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": 0.46,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 4.73,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 4.48,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 1.76,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 4.22,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 4.01,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 4.89,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 4.3,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 3.11,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 3.29,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 2.94,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 3.19,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 2.05,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 3.4,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 1.3,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 1.52,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2010",
          "unit": "USD/shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 1.81,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2009",
          "unit": "USD/shares"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 2.07,
          "accn": "0001379041-11-000009",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2011-02-28",
          "frame": "CY2008",
          "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": 0.46,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 4.71,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 4.45,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 1.75,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 4.17,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 3.97,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 4.83,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 4.24,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 3.06,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 3.24,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 2.9,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 3.14,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 2,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 3.37,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 1.3,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 1.51,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2010",
          "unit": "USD/shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 1.8,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2009",
          "unit": "USD/shares"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 2.07,
          "accn": "0001379041-11-000009",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2011-02-28",
          "frame": "CY2008",
          "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": 1200000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 28100000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 30300000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 7400000,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 27700000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 27900000,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 36700000,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 28200000,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 42800000,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 34000000,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 5000000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 5900000,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -10700000,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -9347000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -2106000,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 3523000,
          "accn": "0001379041-13-000005",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 9277000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 10266000,
          "accn": "0001379041-11-000009",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2011-02-28",
          "frame": "CY2008",
          "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": 6500000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 7800000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 6500000,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 12000000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 14700000,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 19100000,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 21900000,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 18200000,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 13900000,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 22200000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 24900000,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 21000000,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 16616000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 14680000,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 11360000,
          "accn": "0001379041-13-000005",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 11712000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 13059000,
          "accn": "0001379041-11-000009",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2011-02-28",
          "frame": "CY2009Q4I",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 5000000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 6300000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 6200000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 5100000,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 9100000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 9700000,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 10100000,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 9400000,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 6800000,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 5800000,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 4600000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 6000000,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 5600000,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 6141000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 3742000,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 4053000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 5366000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 3161000,
          "accn": "0001379041-11-000009",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2011-02-28",
          "frame": "CY2008",
          "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": 5800000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 3500000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 500000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 400000,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 600000,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1500000,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1400000,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1600000,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 2700000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 3000000,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 3200000,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 3504000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 3642000,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 5693000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 7409000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2009",
          "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": 36200000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 36200000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 36200000,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 36200000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 36200000,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 36200000,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 36200000,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 36200000,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 36200000,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 36200000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 36200000,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 36200000,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 36192000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 36192000,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 36192000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 36192000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 36192000,
          "accn": "0001379041-11-000009",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2011-02-28",
          "frame": "CY2009Q4I",
          "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": "2017-12-31",
          "val": 200000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 500000,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 800000,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 1334000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 1985000,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 2858000,
          "accn": "0001379041-13-000005",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-01",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 11728000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 13279000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2010Q4I",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 182800000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 42600000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 76100000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 30400000,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 42600000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 99400000,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 67500000,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 4200000,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 0,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 21100000,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 0,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 0,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 0,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 41795000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 91975000,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 63592000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 74185000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 14152000,
          "accn": "0001379041-11-000009",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2011-02-28",
          "frame": "CY2008",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 846700000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 734000000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 702500000,
          "accn": "0001379041-26-000011",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 657700000,
          "accn": "0001379041-25-000049",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 556100000,
          "accn": "0001379041-24-000042",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 563700000,
          "accn": "0001379041-23-000024",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 642100000,
          "accn": "0001379041-22-000021",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 630900000,
          "accn": "0001379041-21-000019",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-23",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 657400000,
          "accn": "0001379041-20-000030",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-20",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 639100000,
          "accn": "0001379041-19-000023",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 652700000,
          "accn": "0001379041-18-000030",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 666900000,
          "accn": "0001379041-17-000017",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-24",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 670400000,
          "accn": "0001379041-16-000232",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 481638000,
          "accn": "0001379041-15-000005",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-19",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 417637000,
          "accn": "0001379041-14-000008",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 349282000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 403637000,
          "accn": "0001379041-12-000005",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-01",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 284727000,
          "accn": "0001379041-11-000009",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2011-02-28",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/7d1db9f505aca5f8636f3dbbdb457e792b9160c2614209d00df263aeb8d307db.json.gz"
}
