{
  "schema": "canli.company-reference.v1",
  "cik": "0001213037",
  "name": "CARDIFF ONCOLOGY, INC.",
  "selection_policy": "extended-v22",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0001213037.json",
  "source_sha256": "5fefa7380123168da913afadb8db67f9296559e6467fa58ab3879c6c623fb326",
  "fetched_at": "2026-09-20T07:45:48.177Z",
  "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": 61884000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 97190000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 81637000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 116191000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 149544000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 134727000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 13086546,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 14172496,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 12284941,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 43950411,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 71445651,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 28896846,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 27155735,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 11665026,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 1039257,
          "accn": "0001104659-13-026211",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Liabilities",
      "taxonomy": "us-gaap",
      "label": "Total liabilities",
      "kind": "instant",
      "meaning": "Recognized obligations at the reporting date. The definition and scope differ from interest-bearing debt.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 16496000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 14241000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 11898000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 9848000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 9127000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 6569000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 5775202,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 4088304,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 5778834,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 24182272,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 22744362,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 20547293,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 6763735,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 9495998,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 5270525,
          "accn": "0001104659-13-026211",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "StockholdersEquity",
      "taxonomy": "us-gaap",
      "label": "Stockholders equity",
      "kind": "instant",
      "meaning": "The reported residual interest after liabilities. It is an accounting amount, not market capitalization.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 45388000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 82949000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 69739000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 106343000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 140417000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 128158000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 7312000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 10084192,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 6506107,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 19768139,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 48701289,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 8349553,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 20392000,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 2169028,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": -4231268,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": -4995365,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": -3786709,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2009Q4I",
          "unit": "USD"
        },
        {
          "end": "2008-12-31",
          "val": -4047807,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2008Q4I",
          "unit": "USD"
        },
        {
          "end": "2007-12-31",
          "val": -1645793,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2007Q4I",
          "unit": "USD"
        },
        {
          "end": "2007-01-31",
          "val": 1129659,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2006Q4I",
          "unit": "USD"
        },
        {
          "end": "2006-01-31",
          "val": 3480710,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2005Q4I",
          "unit": "USD"
        },
        {
          "end": "2005-01-31",
          "val": 3190935,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2004Q4I",
          "unit": "USD"
        },
        {
          "end": "2004-01-31",
          "val": -1578125,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2003Q4I",
          "unit": "USD"
        },
        {
          "end": "2003-01-31",
          "val": -1195104,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2002Q4I",
          "unit": "USD"
        },
        {
          "end": "2002-01-31",
          "val": -719395,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2001Q4I",
          "unit": "USD"
        },
        {
          "end": "2001-01-31",
          "val": -240359,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2000Q4I",
          "unit": "USD"
        },
        {
          "end": "2000-01-31",
          "val": 27240,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY1999Q4I",
          "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": 17470000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 51470000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 21655000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 16347000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 11943000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 130981000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 10195292,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 11453133,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 8225764,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 13915094,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 67493047,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 27293798,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 25836937,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 10819781,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 700374,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 58703,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2010Q4I",
          "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": -45851000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -45431000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -41441000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -38704000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -28291000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -19307000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -16414159,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -16461178,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -24906744,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -39203719,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -27471094,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -14325484,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -11810938,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -11565961,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -2239212,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -5449138,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -2483807,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": -5166240,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2008",
          "unit": "USD"
        },
        {
          "start": "2007-02-01",
          "end": "2007-12-31",
          "val": -4683141,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2007",
          "unit": "USD"
        },
        {
          "start": "2006-02-01",
          "end": "2007-01-31",
          "val": -7134067,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2006",
          "unit": "USD"
        },
        {
          "start": "2005-02-01",
          "end": "2006-01-31",
          "val": -7844326,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2005",
          "unit": "USD"
        },
        {
          "start": "2004-02-01",
          "end": "2005-01-31",
          "val": -5371027,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2004",
          "unit": "USD"
        },
        {
          "start": "2003-02-01",
          "end": "2004-01-31",
          "val": -383021,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2003",
          "unit": "USD"
        },
        {
          "start": "2002-02-01",
          "end": "2003-01-31",
          "val": -481609,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2002",
          "unit": "USD"
        },
        {
          "start": "2001-02-01",
          "end": "2002-01-31",
          "val": -524224,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2001",
          "unit": "USD"
        },
        {
          "start": "2000-02-01",
          "end": "2001-01-31",
          "val": -267599,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2000",
          "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": -37923000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -37693000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -30887000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -33820000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -23040000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -16315000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -13267500,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -13199013,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018",
          "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": 44000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 80000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 582000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 1006000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 205000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 211000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 67622,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 5100,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 101101,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 823483,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 2241066,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 363290,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 649784,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 274080,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 1528,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Revenues",
      "taxonomy": "us-gaap",
      "label": "Revenue",
      "kind": "duration",
      "meaning": "Revenue under this specific accounting concept. A missing value is not zero; filers can use other revenue concepts.",
      "observations": [
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 365993,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 244632,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 378325,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "RevenueFromContractWithCustomerExcludingAssessedTax",
      "taxonomy": "us-gaap",
      "label": "Contract revenue excluding tax",
      "kind": "duration",
      "meaning": "Revenue from customer contracts excluding assessed taxes under this specific taxonomy concept. It is not automatically comparable to older revenue tags.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 593000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 683000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 488000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 386000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 359000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 366000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020",
          "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": 2581000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 53780000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 0,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 75000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 35450000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 137312000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 12077281,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 16403540,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018",
          "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": 1342000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 13728000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 36195000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 38149000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -131448000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -211000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -67622,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 22842,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018",
          "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": -430030000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": -384179000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": -339541000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": -298100000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": -259810000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": -231495000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": -208897883,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": -192191215,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": -173046186,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": -148115202,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": -108887243,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": -81391909,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": -67043410,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": -55202632,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": -43598431,
          "accn": "0001104659-13-026211",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfSharesOutstandingBasic",
      "taxonomy": "us-gaap",
      "label": "Basic weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Time-weighted shares used for basic earnings per share. This denominator differs from shares outstanding at a single reporting date.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 66841000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 47650000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 44677000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 43600000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 39030000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 20875000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 5973906,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 2330180,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 481672,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 30174838,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 26201713,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 18904280,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 16978212,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 13066600,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2012",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfDilutedSharesOutstanding",
      "taxonomy": "us-gaap",
      "label": "Diluted weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Weighted-average shares used for diluted earnings per share. Potential shares are included under the applicable dilution rules, not simply added to outstanding shares.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 66841000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 47650000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 44677000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 43600000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 39030000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 20875000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 2330180,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 481672,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 30281263,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 26452165,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 19071112,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 16978212,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 13066600,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2012",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "EarningsPerShareBasic",
      "taxonomy": "us-gaap",
      "label": "Basic earnings per share",
      "kind": "duration",
      "unitKind": "per-share",
      "meaning": "Reported earnings or loss per basic common share or unit. Inspect attribution, share classes and restatements before comparing periods. This is not a market return.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -0.69,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -0.95,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -0.93,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -0.89,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -0.73,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -1.08,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -8.26,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -51.76,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -1.3,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -1.05,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -0.76,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -0.7,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -0.89,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2012",
          "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": -0.69,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -0.95,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -0.93,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -0.89,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -0.73,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -1.08,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -8.26,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -51.76,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -1.37,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -1.21,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -0.88,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -0.7,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -0.89,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2012",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "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": 578000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 898000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 1238000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 1269000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 382000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 624000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 877823,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 1304433,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 2426312,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 3826915,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 2690579,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 840387,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 750565,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 254742,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 22504,
          "accn": "0001104659-13-026211",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ShareBasedCompensation",
      "taxonomy": "us-gaap",
      "label": "Share-based compensation expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Reported noncash expense for share-based payment arrangements. Noncash treatment does not mean the awards have no economic cost to shareholders.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 5693000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 4760000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 4509000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 4256000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 3234000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1765000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 884943,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 2174627,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 4012585,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 7504316,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 3946027,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 2070194,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 1979364,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 532140,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 250978,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingIncomeLoss",
      "taxonomy": "us-gaap",
      "label": "Operating income or loss",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Operating revenue less operating expenses for the reporting period. It excludes items outside the reported operating result and is not free cash flow.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -48960000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -48651000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -45412000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -39902000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -28855000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -19086000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -16678494,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -17053412,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -25595797,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -40145611,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -25273652,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -14945159,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -10690541,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -4849156,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -2976803,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AssetsCurrent",
      "taxonomy": "us-gaap",
      "label": "Current assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Assets classified as current under the normal operating cycle or one-year boundary. Not all current assets can be converted immediately into cash.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 60128000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 95054000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 77412000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 111284000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 146127000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 133356000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 11353729,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 12765265,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 9468687,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 38950192,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 68381068,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 27719751,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 26068720,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 11048203,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 842172,
          "accn": "0001104659-13-026211",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "InterestExpense",
      "taxonomy": "us-gaap",
      "label": "Interest expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Borrowing costs recognized as interest expense. This is distinct from cash interest paid and may not include every capitalized borrowing cost.",
      "observations": [
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 0,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 2000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 0,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 25409,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1033939,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1674341,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 1525482,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 843259,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 17005,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 56636,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "LiabilitiesCurrent",
      "taxonomy": "us-gaap",
      "label": "Current liabilities",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Obligations classified as current under the operating-cycle or one-year boundary. The balance includes more than short-term borrowing.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 16394000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 13428000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 10440000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 7808000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 6559000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 6119000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 4781744,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 2923318,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 3945770,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 7797256,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 8201097,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 4488155,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 2008866,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 730370,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 1429881,
          "accn": "0001104659-13-026211",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccountsPayableCurrent",
      "taxonomy": "us-gaap",
      "label": "Current accounts payable",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Current amounts owed to suppliers for goods and services received. This is one component of current liabilities, not all accrued obligations.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 8087000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 4821000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 1966000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 1956000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 1439000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 1366000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 656304,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 664840,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 825244,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 1130536,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 1040868,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 747799,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 286608,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 175679,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 928364,
          "accn": "0001104659-13-026211",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccountsReceivableNetCurrent",
      "taxonomy": "us-gaap",
      "label": "Net current accounts receivable",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Current customer receivables after the allowance for credit loss. The balance is not cash collected or a guarantee of collection.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 182000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 773000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 288000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 771000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 535000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 320000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 203480,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 167755,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 77095,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 100460,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 98736,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 56694,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 78994,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 168381,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 99140,
          "accn": "0001104659-13-026211",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "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": 49553000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 49334000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 45900000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 40288000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 29214000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 19452000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 16923126,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 17431737,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 26101201,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 40526683,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 25586464,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 15225337,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 10949787,
          "accn": "0001628280-16-012562",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-10",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 5299560,
          "accn": "0001104659-15-019213",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-12",
          "frame": "CY2012",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CostOfRevenue",
      "taxonomy": "us-gaap",
      "label": "Cost of revenue",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Costs attributed to goods produced and sold and services provided during the period. This is not the sum of every operating expense.",
      "observations": [
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 0,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 597457,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1811424,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1730512,
          "accn": "0001628280-18-002226",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 629191,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 15441,
          "accn": "0001628280-17-002601",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "SellingGeneralAndAdministrativeExpense",
      "taxonomy": "us-gaap",
      "label": "Selling, general and administrative expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Selling and general administrative costs reported under this concept. It is an expense category, not a substitute for total operating expenses.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 14224000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 12482000,
          "accn": "0001193125-26-067464",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-24",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 13043000,
          "accn": "0000950170-25-028992",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-27",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 13181000,
          "accn": "0001628280-24-007948",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 11838000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 8217000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 5760890,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 8005583,
          "accn": "0001628280-20-002424",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-27",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 14232876,
          "accn": "0001628280-19-002546",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 7002198,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 3379262,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 2323814,
          "accn": "0001104659-14-020261",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-17",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ResearchAndDevelopmentExpense",
      "taxonomy": "us-gaap",
      "label": "Research and development expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Research and development costs recognized as expense. Capitalization policies and acquired projects can make this differ from total cash invested in development.",
      "observations": [
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 27100000,
          "accn": "0001628280-23-006037",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-02",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 17400000,
          "accn": "0001628280-22-003808",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-24",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 11235396,
          "accn": "0001628280-21-003277",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-25",
          "frame": "CY2020",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/5fefa7380123168da913afadb8db67f9296559e6467fa58ab3879c6c623fb326.json.gz"
}
