{
  "schema": "canli.company-reference.v1",
  "cik": "0001369568",
  "name": "CATALYST PHARMACEUTICALS, INC.",
  "selection_policy": "extended-v23",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0001369568.json",
  "source_sha256": "7cf76a511a9127dd31ed7d53955bbe348f790d8d7fd354d359e6674e7b2af9c9",
  "fetched_at": "2026-09-21T17:19:25.463Z",
  "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": 1103979000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 851411000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 470114000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 375630000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 237788000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 192354000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 112376230,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 60449962,
          "accn": "0001193125-20-075048",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 85387430,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 41706853,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 60101570,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 43908086,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 25369554,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 16789245,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 6249257,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 5831488,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2010Q4I",
          "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": 149711000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 123779000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 82233000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 75209000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 30957000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 22756000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 24746274,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 9666153,
          "accn": "0001193125-20-075048",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 4423618,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 2397923,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 4625259,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 8665756,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 3978302,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 2167130,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 2488559,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 313709,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2010Q4I",
          "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": 954268000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 727632000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 387881000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 300421000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 206831000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 169598000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 87630000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 50785000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 80963812,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 39308930,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 55476311,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 35242330,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 21391252,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 14622115,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 3760698,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 5517779,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 7617860,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2009Q4I",
          "unit": "USD"
        },
        {
          "end": "2008-12-31",
          "val": 10560215,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2008Q4I",
          "unit": "USD"
        },
        {
          "end": "2007-12-31",
          "val": 16322757,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2007Q4I",
          "unit": "USD"
        },
        {
          "end": "2006-12-31",
          "val": 19846633,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2006Q4I",
          "unit": "USD"
        },
        {
          "end": "2005-12-31",
          "val": 446462,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2005Q4I",
          "unit": "USD"
        },
        {
          "end": "2004-12-31",
          "val": 117576,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2004Q4I",
          "unit": "USD"
        },
        {
          "end": "2003-12-31",
          "val": 362563,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2003Q4I",
          "unit": "USD"
        },
        {
          "end": "2002-12-31",
          "val": 44888,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2002Q4I",
          "unit": "USD"
        },
        {
          "end": "2002-01-04",
          "val": 100000,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "unit": "USD"
        },
        {
          "end": "2002-01-03",
          "val": 100000,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2001Q4I",
          "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": 709171000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 517553000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 137636000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 298395000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 171445000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 130237000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 89512000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 16559000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 57496702,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 13893064,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 28235016,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 9096778,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 2215958,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 1409939,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 6029067,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 5475158,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 7779277,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2009Q4I",
          "unit": "USD"
        },
        {
          "end": "2008-12-31",
          "val": 11766629,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2008Q4I",
          "unit": "USD"
        },
        {
          "end": "2002-01-04",
          "val": 100000,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "unit": "USD"
        },
        {
          "end": "2002-01-03",
          "val": 100000,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "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": 214326000,
          "accn": "0001193125-26-197490",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2026-04-30",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 163889000,
          "accn": "0001193125-26-197490",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2026-04-30",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 71410000,
          "accn": "0001193125-26-197490",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K/A",
          "filed": "2026-04-30",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 83079000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 39482000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 74983000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 31875000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -34003514,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -18412377,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -18072452,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -20232958,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -15509061,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -12154596,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -4076386,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -6391062,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -4006323,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -7241928,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": -10564597,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2008",
          "unit": "USD"
        },
        {
          "start": "2007-01-01",
          "end": "2007-12-31",
          "val": -4139493,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2007",
          "unit": "USD"
        },
        {
          "start": "2006-01-01",
          "end": "2006-12-31",
          "val": -2729454,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2006",
          "unit": "USD"
        },
        {
          "start": "2005-01-01",
          "end": "2005-12-31",
          "val": -1805380,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2005",
          "unit": "USD"
        },
        {
          "start": "2004-01-01",
          "end": "2004-12-31",
          "val": -539820,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2004",
          "unit": "USD"
        },
        {
          "start": "2003-01-01",
          "end": "2003-12-31",
          "val": -428615,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2003",
          "unit": "USD"
        },
        {
          "start": "2002-01-05",
          "end": "2002-12-31",
          "val": -255945,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "unit": "USD"
        },
        {
          "start": "2002-01-04",
          "end": "2002-12-31",
          "val": -255945,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2002",
          "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": 208670000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 239808000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 143600000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 116047000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 60372000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 45034000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 34612000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -26147545,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -13742572,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -9875674,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -5140366,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -4985049,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -3757405,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -7683189,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2009",
          "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": 58000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 556000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 231000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 29000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1021000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 11000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 19000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 92018,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 96061,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 23465,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 57323,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 9432,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 52382,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 3620,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 2867,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 2298,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2009",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Revenues",
      "taxonomy": "us-gaap",
      "label": "Revenue",
      "kind": "duration",
      "meaning": "Revenue under this specific accounting concept. A missing value is not zero; filers can use other revenue concepts.",
      "observations": [
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 119072803,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 102306337,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 500000,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 0,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 0,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 0,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 0,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 0,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 0,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2012",
          "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": 588989000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 491734000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 398204000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 214203000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 140833000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 119073000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 102306000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "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": -16994000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 140665000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -10857000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 1694000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -8143000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 702000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1116000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 293115,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 57350168,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 18178494,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 14580889,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 5542578,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 1456153,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 3698135,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2009",
          "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": -58000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -556000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -293502000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 9209000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -11021000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -5011000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 37225000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -15082872,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -3958,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -7496801,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -14059651,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -3620,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -2867,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -2298,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2009",
          "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": 474188000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 285161000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 121272000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 49862000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": -26310000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": -53705000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": -128688624,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": -160563961,
          "accn": "0001193125-20-075048",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": -126560447,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": -108148070,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": -90075618,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": -69842660,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": -54333599,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": -42179003,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": -38102617,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": -31711555,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2010Q4I",
          "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": 122290866,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 118457673,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 106279736,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 103374606,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 103379349,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 103512913,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 102944316,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 102633884,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "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": 127257929,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 124943603,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 113753154,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 111375631,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 107795585,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 106242273,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 106020936,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 102633884,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "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": 1.75,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 1.38,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 0.67,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 0.8,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 0.38,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 0.72,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 0.31,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -0.33,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "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": 1.68,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 1.31,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 0.63,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 0.75,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 0.37,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 0.71,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 0.3,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -0.33,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "IncomeTaxExpenseBenefit",
      "taxonomy": "us-gaap",
      "label": "Income tax expense or benefit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Current and deferred income tax expense or benefit for continuing operations. This accounting expense differs from cash taxes paid.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 69189000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 52374000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 23101000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 21640000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 13185000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -33093000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1534000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 0,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 0,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 0,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 0,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 0,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 0,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 0,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2012",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PropertyPlantAndEquipmentNet",
      "taxonomy": "us-gaap",
      "label": "Net property, plant and equipment",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Carrying amount of property, plant and equipment after accumulated depreciation, depletion and amortization. It is not replacement cost or market value.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 1037000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 1354000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 1195000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 847000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 959000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 130000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 210467,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 245425,
          "accn": "0001193125-20-075048",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 191385,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 244204,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 191549,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 71377,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 40628,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 53679,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 12186,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 45573,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2010Q4I",
          "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": 24778000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 22251000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 14250000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 7907000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 6073000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 6261000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 3825000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 3550644,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 2407961,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1836085,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 1585458,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 777969,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 175855,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 340039,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 416735,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 450089,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 601438,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2009",
          "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": 257778000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 195124000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 86812000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 101838000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 52385000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 41303000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 31823000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -35295165,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -18679636,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -19280201,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -20398352,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -14591428,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -10311658,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -5221140,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -6082139,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -4024181,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -7275394,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2009",
          "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": 894030000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 623609000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 219329000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 320806000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 210106000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 159244000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 111363623,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 55187406,
          "accn": "0001193125-20-075048",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 85187157,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 41453761,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 59901133,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 43827821,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 25320038,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 16726678,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 6228183,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 5775404,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2010Q4I",
          "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": 147152000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 120678000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 76063000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 57588000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 27063000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 22756000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 24098742,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 9511354,
          "accn": "0001193125-20-075048",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 4266162,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 2094535,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 3440603,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 5855026,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 2139609,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 1646665,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 833801,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 298961,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2010Q4I",
          "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": 11202000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 16593000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 14795000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 3975000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 2768000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 4256000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 4117447,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 2337367,
          "accn": "0001193125-20-075048",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 1945575,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 933176,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 1794127,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 1814210,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 850789,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 1365663,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 263934,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 105933,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "FiniteLivedIntangibleAssetsNet",
      "taxonomy": "us-gaap",
      "label": "Net finite-lived intangible assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Finite-lived intangible assets after amortization. This excludes goodwill and should not be combined with indefinite-lived intangible assets without checking scope.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 131674000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 156672000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 194049000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 32471000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "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": 126477000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 65476000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 53514000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 10439000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 6619000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 5987000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 10536997,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2019Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PaymentsForRepurchaseOfCommonStock",
      "taxonomy": "us-gaap",
      "label": "Common-stock repurchase payments",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Cash paid to reacquire common stock during the period. This is not an authorization limit or a direct measure of the net change in share count.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 25300000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 0,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 0,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 6907000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 12089000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "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": 206460000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 190388000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 226860000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 76874000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 35795165,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 18679636,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 19280201,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 20398352,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 14591428,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 10311658,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 5221140,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 6082139,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 4513139,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 7275394,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2009",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "InventoryNet",
      "taxonomy": "us-gaap",
      "label": "Net inventory",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Inventory carrying amount after applicable valuation and LIFO reserves. It does not establish realizable selling proceeds or inventory turnover without other inputs.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 37166000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 19541000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 15644000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 6805000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 7870000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 4651000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 1956792,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 56012,
          "accn": "0001193125-20-075048",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 0,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017Q4I",
          "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": 193751000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 177740000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 133710000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 57085000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 49628000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 44234000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 36881000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 15875961,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 12709000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 12648000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 93150000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 19789000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 16936000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 16497000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 18843000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 19919204,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 11375237,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 11369941,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 11801342,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 10117774,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 8096774,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 2659597,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 3383965,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 2306781,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 5097440,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2009",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CommonStockSharesOutstanding",
      "taxonomy": "us-gaap",
      "label": "Common shares outstanding",
      "kind": "instant",
      "unitKind": "shares",
      "meaning": "Common shares outstanding at the reporting date. This point-in-time count differs from the weighted-average shares used for earnings per share and can exclude other share classes.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 122513621,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "shares"
        },
        {
          "end": "2024-12-31",
          "val": 120879099,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "shares"
        },
        {
          "end": "2023-12-31",
          "val": 107121549,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "shares"
        },
        {
          "end": "2022-12-31",
          "val": 105263031,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "unit": "shares"
        },
        {
          "end": "2021-12-31",
          "val": 102992913,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2021Q4I",
          "unit": "shares"
        },
        {
          "end": "2020-12-31",
          "val": 103781641,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020Q4I",
          "unit": "shares"
        },
        {
          "end": "2019-12-31",
          "val": 103397033,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2019Q4I",
          "unit": "shares"
        },
        {
          "end": "2018-12-31",
          "val": 102739257,
          "accn": "0001193125-20-075048",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "shares"
        },
        {
          "end": "2017-12-31",
          "val": 102549498,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017Q4I",
          "unit": "shares"
        },
        {
          "end": "2016-12-31",
          "val": 82972316,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016Q4I",
          "unit": "shares"
        },
        {
          "end": "2015-12-31",
          "val": 82850619,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "shares"
        },
        {
          "end": "2014-12-31",
          "val": 69119092,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "shares"
        },
        {
          "end": "2013-12-31",
          "val": 54132937,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2013Q4I",
          "unit": "shares"
        },
        {
          "end": "2012-12-31",
          "val": 41420687,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2012Q4I",
          "unit": "shares"
        },
        {
          "end": "2011-12-31",
          "val": 24701420,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "shares"
        },
        {
          "end": "2010-12-31",
          "val": 19394737,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2010Q4I",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents",
      "taxonomy": "us-gaap",
      "label": "Cash including restricted cash",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Cash, cash equivalents and restricted cash as reported in the cash flow reconciliation. Restricted amounts are not freely available, so this is not the same as unrestricted cash.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 709171000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 517553000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 137636000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 298395000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 171445000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 130237000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 89512000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2019Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AdditionalPaidInCapital",
      "taxonomy": "us-gaap",
      "label": "Additional paid-in capital",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Capital contributed above par value under this concept. It records historical contributions, not the current value of the equity or cash on hand.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 479957000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 442286000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 266488000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 250430000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 233186000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 223168000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 216205678,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 211265279,
          "accn": "0001193125-20-075048",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 207421710,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 147374028,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 145469078,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 105015871,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 75670718,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 56759697,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 41838614,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 37209939,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccumulatedOtherComprehensiveIncomeLossNetOfTax",
      "taxonomy": "us-gaap",
      "label": "Accumulated other comprehensive income or loss",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Cumulative other comprehensive items after tax, such as translation and unrealized hedging or securities effects. These amounts have not passed through net income.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 0,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 64000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 14000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 24000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": -148000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 31000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 9505,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": -20248,
          "accn": "0001193125-20-075048",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingLeaseRightOfUseAsset",
      "taxonomy": "us-gaap",
      "label": "Operating lease right-of-use asset",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Carrying amount of the right to use leased assets under operating leases. It reflects discounted remaining payments, not the value of the underlying property.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 1935000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 2230000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 2508000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 2770000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 3017000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 0,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 793252,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2019Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingLeaseLiability",
      "taxonomy": "us-gaap",
      "label": "Operating lease liability",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Present value of remaining operating lease payments. Discount-rate choices and lease terms affect the amount; it is not the sum of undiscounted future rent.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 2787000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 3188000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 3557000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 3894000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 4202000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 28772,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 948050,
          "accn": "0001193125-20-075048",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2019Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PropertyPlantAndEquipmentGross",
      "taxonomy": "us-gaap",
      "label": "Gross property, plant and equipment",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Cost of property, plant and equipment before accumulated depreciation. Historical cost does not indicate current value or replacement cost.",
      "observations": [
        {
          "end": "2018-12-31",
          "val": 442572,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 350554,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 357684,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 261623,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 184570,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 133074,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 123642,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 71260,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment",
      "taxonomy": "us-gaap",
      "label": "Accumulated depreciation on property, plant and equipment",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Cumulative depreciation, depletion and amortization recorded against property, plant and equipment. It measures cost allocation to date, not physical wear or market value.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 1495000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 1120000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 723000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 406000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 275000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 340000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 197147,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 159169,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 113480,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 70074,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 113193,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 92446,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 69963,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 59074,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OtherLiabilitiesNoncurrent",
      "taxonomy": "us-gaap",
      "label": "Other noncurrent liabilities",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Noncurrent liabilities the filer does not present separately. The composition differs by filer and is described only in the filing.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 209000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 315000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 2982000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 14064000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 498587,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 1645240,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccruedLiabilitiesCurrent",
      "taxonomy": "us-gaap",
      "label": "Accrued current liabilities",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Current obligations accrued for goods and services received but not yet invoiced or paid. This is one component of current liabilities, not all short-term obligations.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 135950000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 104085000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 61268000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 53613000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 24295000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 18500000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 19981295,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 7173987,
          "accn": "0001193125-20-075048",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 2320587,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 1161359,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 1646476,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 4040816,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 1288820,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 281002,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 569867,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 193028,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PrepaidExpenseAndOtherAssetsCurrent",
      "taxonomy": "us-gaap",
      "label": "Prepaid expenses and other current assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Prepayments and other current assets grouped under this concept. The balance is not cash and its composition differs by filer.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 21216000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 21039000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 12535000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 5167000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 4351000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 8328000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 4351074,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 1649781,
          "accn": "0001193125-20-075048",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 1173744,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 1047944,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 1504738,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 4552698,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 1609442,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 1309470,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 199116,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 166221,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "DeferredTaxAssetsNet",
      "taxonomy": "us-gaap",
      "label": "Net deferred tax assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Deferred tax assets after the valuation allowance. Realization depends on future taxable income, so the balance is not a receivable from tax authorities.",
      "observations": [
        {
          "end": "2020-12-31",
          "val": 32971264,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 0,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 0,
          "accn": "0001193125-20-075048",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 0,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 0,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 0,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 24895000,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 19387000,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 15591000,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 13440000,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
      "taxonomy": "us-gaap",
      "label": "Pre-tax income or loss from continuing operations",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Income or loss from continuing operations before income taxes and noncontrolling interests. It excludes discontinued operations and is not net income.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 283515000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 216263000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 94511000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 104719000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 52667000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 41890000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 33409000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -34003514,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -18412377,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -18072452,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -20232958,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -15509061,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -12154596,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ProfitLoss",
      "taxonomy": "us-gaap",
      "label": "Profit or loss including noncontrolling interests",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net income or loss including the portion attributable to noncontrolling interests. It can differ from the net income attributable to the parent that per-share figures use.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 214326000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 163889000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 71410000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 83079000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 39482000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 74983000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 31875000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -34003514,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -18412377,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ComprehensiveIncomeNetOfTax",
      "taxonomy": "us-gaap",
      "label": "Comprehensive income or loss",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net income plus other comprehensive income after tax. It includes unrealized items that net income excludes and is not a cash measure.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 214262000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 163939000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 71400000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 83251000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 39303000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 75005000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 31905000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -34023762,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -18412377,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "GeneralAndAdministrativeExpense",
      "taxonomy": "us-gaap",
      "label": "General and administrative expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "General and administrative costs reported under this concept, separate from selling expense. Filers group overhead differently, so compare presentation before comparing companies.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 63081000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 58994000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 42210000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 26041000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 15875961,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 7304399,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 7910260,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 8597010,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 4473654,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 2214884,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 2561543,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 2698174,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 2206358,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 2177954,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2009",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Depreciation",
      "taxonomy": "us-gaap",
      "label": "Depreciation expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Depreciation recognized for the period under this concept. It is a noncash allocation of asset cost and may exclude amortization and depletion reported elsewhere.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 375000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 397000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 316000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 141000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 192000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 92000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 55000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 37978,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 45689,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 43406,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 34468,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 26574,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 22483,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 10889,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 42835,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 25741,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "DepreciationDepletionAndAmortization",
      "taxonomy": "us-gaap",
      "label": "Depreciation, depletion and amortization",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Combined depreciation, depletion and amortization for the period. A noncash allocation of asset cost, not a measure of maintenance spending.",
      "observations": [
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 22483,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 10889,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 42835,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 25741,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 30227,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2009",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AmortizationOfIntangibleAssets",
      "taxonomy": "us-gaap",
      "label": "Amortization of intangible assets",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Amortization recognized on finite-lived intangible assets. It follows acquisition accounting and does not indicate the intangibles are losing usefulness at that rate.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 37498000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 37377000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 32565000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 1098000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 0,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OtherNonoperatingIncomeExpense",
      "taxonomy": "us-gaap",
      "label": "Other nonoperating income or expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Other income or expense outside operations under this concept. The composition is filer-specific and can include one-time items.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 25737000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 21139000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 7699000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 2881000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 282000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 587000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1586000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1291651,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 454163,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 321612,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 100389,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 76233,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 47421,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 14976,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2012",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CurrentIncomeTaxExpenseBenefit",
      "taxonomy": "us-gaap",
      "label": "Current income tax expense or benefit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Income tax expense or benefit for the period that is currently payable or refundable. It differs from cash taxes paid and from total tax expense.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 75954000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 61827000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 40906000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 3869000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -122000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1534000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 0,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "DeferredIncomeTaxExpenseBenefit",
      "taxonomy": "us-gaap",
      "label": "Deferred income tax expense or benefit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "The deferred portion of income tax expense or benefit, arising from timing differences. It is not tax paid in the period.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -6765000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -9453000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -17805000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 9316000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -32971000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 0,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 0,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "InterestPaidNet",
      "taxonomy": "us-gaap",
      "label": "Interest paid, net",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Cash interest paid during the period, net of amounts capitalized where the filer reports it that way. It differs from interest expense recognized.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 466000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 1395000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 705000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 0,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ProceedsFromIssuanceOfCommonStock",
      "taxonomy": "us-gaap",
      "label": "Proceeds from issuing common stock",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Cash received from issuing common stock during the period. It is gross of costs only where the filer reports it so, and it does not include noncash issuances.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 0,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 141000000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 0,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 9564640,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 5542578,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 1456153,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingLeasePayments",
      "taxonomy": "us-gaap",
      "label": "Operating lease payments",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Cash paid for operating lease liabilities during the period. It differs from lease expense recognized and excludes variable payments in some presentations.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 537000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 522000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 506000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 492000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 109000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 339605,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 329725,
          "accn": "0001193125-20-075048",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2019",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "IncreaseDecreaseInAccountsReceivable",
      "taxonomy": "us-gaap",
      "label": "Change in accounts receivable",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "The cash flow adjustment for the change in receivables during the period. A positive value under this concept means receivables grew and reduced operating cash flow.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 61001000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 11962000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 43075000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 3820000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 632000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -4549000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 10537000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "IncreaseDecreaseInInventories",
      "taxonomy": "us-gaap",
      "label": "Change in inventories",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "The cash flow adjustment for the change in inventories during the period. A positive value under this concept means inventory grew and reduced operating cash flow.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 18089000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 3897000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 4739000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -1065000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 3219000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 2694000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1901000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 56012,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "IncreaseDecreaseInAccountsPayable",
      "taxonomy": "us-gaap",
      "label": "Change in accounts payable",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "The cash flow adjustment for the change in payables during the period. A positive value under this concept means payables grew and added to operating cash flow.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -5391000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 1798000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 10820000,
          "accn": "0001193125-26-071525",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 1207000,
          "accn": "0000950170-25-027714",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -1488000,
          "accn": "0001193125-24-050908",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-28",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 138000,
          "accn": "0001193125-23-071299",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-15",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1780000,
          "accn": "0001193125-22-077228",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 391792,
          "accn": "0001193125-21-081545",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-15",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1012399,
          "accn": "0001193125-19-078253",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -860951,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -20083,
          "accn": "0001193125-18-082292",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-14",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 963421,
          "accn": "0001193125-17-083667",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -514874,
          "accn": "0001193125-16-505167",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 1101729,
          "accn": "0001193125-15-091323",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-13",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 158001,
          "accn": "0001193125-14-104658",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -143702,
          "accn": "0001193125-13-136777",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-01",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -83072,
          "accn": "0001193125-12-143728",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-30",
          "frame": "CY2009",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/7cf76a511a9127dd31ed7d53955bbe348f790d8d7fd354d359e6674e7b2af9c9.json.gz"
}
