{
  "schema": "canli.company-reference.v1",
  "cik": "0000036029",
  "name": "First Financial Bankshares, Inc.",
  "selection_policy": "extended-v22",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0000036029.json",
  "source_sha256": "421dfa1701dbf5b0bd7a83ca5956bfc965e6f92b8a4c4c2393f4d25b44a4eef5",
  "fetched_at": "2026-09-19T14:46:47.213Z",
  "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": 15446476000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 13979418000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 13105594000,
          "accn": "0000950170-25-024666",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-21",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 12974066000,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 13102461000,
          "accn": "0000950170-23-003864",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-23",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 10904500000,
          "accn": "0000950170-22-001583",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 8262227000,
          "accn": "0001193125-21-050937",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 7731854000,
          "accn": "0001193125-20-037760",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-14",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 7254715000,
          "accn": "0001193125-19-043555",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-19",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 6809931000,
          "accn": "0001193125-18-048057",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 6665070000,
          "accn": "0001193125-17-047421",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-17",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 5848202000,
          "accn": "0001193125-16-469386",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 5222208000,
          "accn": "0001193125-15-055256",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 4502012000,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 4120531000,
          "accn": "0001193125-13-070816",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 3776367000,
          "accn": "0001193125-12-072406",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-22",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 3279456000,
          "accn": "0000950123-11-017648",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Liabilities",
      "taxonomy": "us-gaap",
      "label": "Total liabilities",
      "kind": "instant",
      "meaning": "Recognized obligations at the reporting date. The definition and scope differ from interest-bearing debt.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 13529159000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 12372858000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 11606694000,
          "accn": "0000950170-25-024666",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-21",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 11708329000,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 11343237000,
          "accn": "0000950170-23-003864",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-23",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 9226310000,
          "accn": "0000950170-22-001583",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 7035030000,
          "accn": "0001193125-21-050937",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 6678559000,
          "accn": "0001193125-20-037760",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-14",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 6331947000,
          "accn": "0001193125-19-043555",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-19",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 5972046000,
          "accn": "0001193125-18-048057",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 5860084000,
          "accn": "0001193125-17-047421",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-17",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 5166665000,
          "accn": "0001193125-16-469386",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 4634561000,
          "accn": "0001193125-15-055256",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 3945049000,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 3611994000,
          "accn": "0001193125-13-070816",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 3334679000,
          "accn": "0001193125-12-072406",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-22",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 2863754000,
          "accn": "0000950123-11-017648",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "StockholdersEquity",
      "taxonomy": "us-gaap",
      "label": "Stockholders equity",
      "kind": "instant",
      "meaning": "The reported residual interest after liabilities. It is an accounting amount, not market capitalization.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 1917317000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 1606560000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 1498900000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 1265737000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 1759224000,
          "accn": "0000950170-25-024666",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-21",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 1678190000,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 1227197000,
          "accn": "0000950170-23-003864",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 1053295000,
          "accn": "0000950170-22-001583",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 922768000,
          "accn": "0001193125-21-050937",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 837885000,
          "accn": "0001193125-20-037760",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-14",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 804986000,
          "accn": "0001193125-19-043555",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-19",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 681537000,
          "accn": "0001193125-18-048057",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-16",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 587647000,
          "accn": "0001193125-17-047421",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-17",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 556963000,
          "accn": "0001193125-16-469386",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 508537000,
          "accn": "0001193125-15-055256",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 441688000,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 415702000,
          "accn": "0001193125-13-070816",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2009Q4I",
          "unit": "USD"
        },
        {
          "end": "2008-12-31",
          "val": 368782000,
          "accn": "0001193125-12-072406",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-22",
          "frame": "CY2008Q4I",
          "unit": "USD"
        },
        {
          "end": "2007-12-31",
          "val": 335496000,
          "accn": "0000950123-11-017648",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2007Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetIncomeLoss",
      "taxonomy": "us-gaap",
      "label": "Net income or loss",
      "kind": "duration",
      "meaning": "Reported profit or loss for the period. Check the filing for attribution, exceptional items and discontinued operations before comparing companies.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 253579000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 223511000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 198977000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 234475000,
          "accn": "0000950170-25-024666",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-21",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 227562000,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 202034000,
          "accn": "0000950170-23-003864",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-23",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 164812000,
          "accn": "0000950170-22-001583",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 150638000,
          "accn": "0001193125-21-050937",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 120371000,
          "accn": "0001193125-20-037760",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 104774000,
          "accn": "0001193125-19-043555",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-19",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 100381000,
          "accn": "0001193125-18-048057",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 89559000,
          "accn": "0001193125-17-047421",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-17",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 78868000,
          "accn": "0001193125-16-469386",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 74225000,
          "accn": "0001193125-15-055256",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 68369000,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 59659000,
          "accn": "0001193125-13-070816",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 53797000,
          "accn": "0001193125-12-072406",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-22",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 53164000,
          "accn": "0000950123-11-017648",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInOperatingActivities",
      "taxonomy": "us-gaap",
      "label": "Operating cash flow",
      "kind": "duration",
      "meaning": "Cash generated or used by operating activities. Working-capital timing can make this differ substantially from reported income.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 299445000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 309641000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 284822000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 324270000,
          "accn": "0000950170-25-024666",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-21",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 355151000,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 210668000,
          "accn": "0000950170-23-003864",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-23",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 202453000,
          "accn": "0000950170-22-001583",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 186350000,
          "accn": "0001193125-21-050937",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 190274000,
          "accn": "0001193125-20-037760",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 160742000,
          "accn": "0001193125-19-043555",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-19",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 109858000,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 93062000,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 95111000,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 71828000,
          "accn": "0001193125-13-070816",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 171515000,
          "accn": "0001193125-12-072406",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-22",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": -10495000,
          "accn": "0000950123-11-017648",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInFinancingActivities",
      "taxonomy": "us-gaap",
      "label": "Financing cash flow",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net cash from financing activities, including borrowing, repayments and transactions with owners. A positive amount does not establish operating profitability.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 1031352000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 654059000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -206201000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 315825000,
          "accn": "0000950170-25-024666",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-21",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 2056003000,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1498014000,
          "accn": "0000950170-23-003864",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-23",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 279305000,
          "accn": "0000950170-22-001583",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -36765000,
          "accn": "0001193125-21-050937",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 323631000,
          "accn": "0001193125-20-037760",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 74818000,
          "accn": "0001193125-19-043555",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-19",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 298185000,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 311832000,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 222488000,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 283329000,
          "accn": "0001193125-13-070816",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -15120000,
          "accn": "0001193125-12-072406",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-22",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 79176000,
          "accn": "0000950123-11-017648",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInInvestingActivities",
      "taxonomy": "us-gaap",
      "label": "Investing cash flow",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net cash from investing activities, including asset purchases, disposals and investment transactions. This differs from capital expenditure payments alone.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -1016222000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -736878000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 127292000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -838005000,
          "accn": "0000950170-25-024666",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-21",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -2611650000,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -1262202000,
          "accn": "0000950170-23-003864",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-23",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -447801000,
          "accn": "0000950170-22-001583",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -273285000,
          "accn": "0001193125-21-050937",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -398044000,
          "accn": "0001193125-20-037760",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -251960000,
          "accn": "0001193125-19-043555",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-19",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -556770000,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -294991000,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -331030000,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -355808000,
          "accn": "0001193125-13-070816",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -58187000,
          "accn": "0001193125-12-072406",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-22",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": -164681000,
          "accn": "0000950123-11-017648",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "RetainedEarningsAccumulatedDeficit",
      "taxonomy": "us-gaap",
      "label": "Retained earnings or deficit",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Accumulated undistributed earnings or deficit at the reporting date. This balance is not cash available for distribution.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 1486194000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 1340082000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 1219525000,
          "accn": "0000950170-25-024666",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-21",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 1121945000,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 981675000,
          "accn": "0000950170-23-003864",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-23",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 836729000,
          "accn": "0000950170-22-001583",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-03-27",
          "val": 466000,
          "accn": "0000950170-23-003864",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-23",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 707656000,
          "accn": "0001193125-21-050937",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 606658000,
          "accn": "0001193125-20-037760",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-14",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 517257000,
          "accn": "0001193125-19-043555",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-19",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 446534000,
          "accn": "0001193125-18-048057",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 388006000,
          "accn": "0001193125-17-047421",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-17",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 327978000,
          "accn": "0001193125-16-469386",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 273972000,
          "accn": "0001193125-15-055256",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 227927000,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 184871000,
          "accn": "0001193125-13-070816",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 146397000,
          "accn": "0001193125-12-072406",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-22",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 115123000,
          "accn": "0000950123-11-017648",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfSharesOutstandingBasic",
      "taxonomy": "us-gaap",
      "label": "Basic weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Time-weighted shares used for basic earnings per share. This denominator differs from shares outstanding at a single reporting date.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 143065368,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 142822880,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 142688585,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 142596252,
          "accn": "0000950170-25-024666",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-21",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 142291939,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 142032420,
          "accn": "0000950170-23-003864",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-23",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 135647354,
          "accn": "0000950170-22-001583",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 135218734,
          "accn": "0001193125-21-050937",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 132253726,
          "accn": "0001193125-20-037760",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-14",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 66013004,
          "accn": "0001193125-19-043555",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-19",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 64892934,
          "accn": "0001193125-18-048057",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-16",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 64047803,
          "accn": "0001193125-17-047421",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-17",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 63575948,
          "accn": "0001193125-16-469386",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 62960310,
          "accn": "0001193125-15-055256",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 31443712,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 31291486,
          "accn": "0001193125-13-070816",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 31220385,
          "accn": "0001193125-12-072406",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-22",
          "frame": "CY2009",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfDilutedSharesOutstanding",
      "taxonomy": "us-gaap",
      "label": "Diluted weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Weighted-average shares used for diluted earnings per share. Potential shares are included under the applicable dilution rules, not simply added to outstanding shares.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 143447988,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 143232520,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 142938977,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 143207899,
          "accn": "0000950170-25-024666",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-21",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 143134220,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 142544991,
          "accn": "0000950170-23-003864",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-23",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 136346019,
          "accn": "0000950170-22-001583",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 135966028,
          "accn": "0001193125-21-050937",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 132648660,
          "accn": "0001193125-20-037760",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-14",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 66102886,
          "accn": "0001193125-19-043555",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-19",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 65068030,
          "accn": "0001193125-18-048057",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-16",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 64308535,
          "accn": "0001193125-17-047421",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-17",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 63856764,
          "accn": "0001193125-16-469386",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 63002534,
          "accn": "0001193125-15-055256",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 31461964,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 31319563,
          "accn": "0001193125-13-070816",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 31256185,
          "accn": "0001193125-12-072406",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-22",
          "frame": "CY2009",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "EarningsPerShareBasic",
      "taxonomy": "us-gaap",
      "label": "Basic earnings per share",
      "kind": "duration",
      "unitKind": "per-share",
      "meaning": "Reported earnings or loss per basic common share or unit. Inspect attribution, share classes and restatements before comparing periods. This is not a market return.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 1.77,
          "accn": "0001193125-26-071549",
          "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": 1.56,
          "accn": "0001193125-26-071549",
          "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": 1.39,
          "accn": "0001193125-26-071549",
          "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": 1.64,
          "accn": "0000950170-25-024666",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-21",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1.6,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1.42,
          "accn": "0000950170-23-003864",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-23",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1.22,
          "accn": "0000950170-22-001583",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1.11,
          "accn": "0001193125-21-050937",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 0.91,
          "accn": "0001193125-20-037760",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-14",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1.59,
          "accn": "0001193125-19-043555",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-19",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 1.55,
          "accn": "0001193125-18-048057",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-16",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 1.4,
          "accn": "0001193125-17-047421",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-17",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 1.24,
          "accn": "0001193125-16-469386",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 1.18,
          "accn": "0001193125-15-055256",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 2.17,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 1.91,
          "accn": "0001193125-13-070816",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD/shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 1.72,
          "accn": "0001193125-12-072406",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-22",
          "frame": "CY2009",
          "unit": "USD/shares"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 2.56,
          "accn": "0000950123-11-017648",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2008",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "EarningsPerShareDiluted",
      "taxonomy": "us-gaap",
      "label": "Diluted earnings per share",
      "kind": "duration",
      "unitKind": "per-share",
      "meaning": "Reported earnings or loss per share under dilution rules. Antidilutive instruments may be excluded. A diluted value can equal the basic value without implying no potential dilution.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 1.77,
          "accn": "0001193125-26-071549",
          "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": 1.56,
          "accn": "0001193125-26-071549",
          "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": 1.39,
          "accn": "0001193125-26-071549",
          "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": 1.64,
          "accn": "0000950170-25-024666",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-21",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1.59,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1.42,
          "accn": "0000950170-23-003864",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-23",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1.21,
          "accn": "0000950170-22-001583",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1.11,
          "accn": "0001193125-21-050937",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 0.91,
          "accn": "0001193125-20-037760",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-14",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1.59,
          "accn": "0001193125-19-043555",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-19",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 1.54,
          "accn": "0001193125-18-048057",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-16",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 1.39,
          "accn": "0001193125-17-047421",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-17",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 1.24,
          "accn": "0001193125-16-469386",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 1.18,
          "accn": "0001193125-15-055256",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 2.17,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 1.91,
          "accn": "0001193125-13-070816",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD/shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 1.72,
          "accn": "0001193125-12-072406",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-22",
          "frame": "CY2009",
          "unit": "USD/shares"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 2.55,
          "accn": "0000950123-11-017648",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2008",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "IncomeTaxExpenseBenefit",
      "taxonomy": "us-gaap",
      "label": "Income tax expense or benefit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Current and deferred income tax expense or benefit for continuing operations. This accounting expense differs from cash taxes paid.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 56024000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 48335000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 44322000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 46399000,
          "accn": "0000950170-25-024666",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-21",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 44408000,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 40331000,
          "accn": "0000950170-23-003864",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-23",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 33220000,
          "accn": "0000950170-22-001583",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 27537000,
          "accn": "0001193125-21-050937",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 26817000,
          "accn": "0001193125-20-037760",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 31153000,
          "accn": "0001193125-19-043555",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-19",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 31437000,
          "accn": "0001193125-18-048057",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 29033000,
          "accn": "0001193125-17-047421",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-17",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 25700000,
          "accn": "0001193125-16-469386",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 25135000,
          "accn": "0001193125-15-055256",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 23816000,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 20068000,
          "accn": "0001193125-13-070816",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 18553000,
          "accn": "0001193125-12-072406",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-22",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 20640000,
          "accn": "0000950123-11-017648",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PropertyPlantAndEquipmentNet",
      "taxonomy": "us-gaap",
      "label": "Net property, plant and equipment",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Carrying amount of property, plant and equipment after accumulated depreciation, depletion and amortization. It is not replacement cost or market value.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 149985000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 151904000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 151788000,
          "accn": "0000950170-25-024666",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-21",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 152973000,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 149764000,
          "accn": "0000950170-23-003864",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-23",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 142269000,
          "accn": "0000950170-22-001583",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 131022000,
          "accn": "0001193125-21-050937",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 133421000,
          "accn": "0001193125-20-037760",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-14",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 124026000,
          "accn": "0001193125-19-043555",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-19",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 122685000,
          "accn": "0001193125-18-048057",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 115712000,
          "accn": "0001193125-17-047421",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-17",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 103000000,
          "accn": "0001193125-16-469386",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 95505000,
          "accn": "0001193125-15-055256",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 84122000,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 76483000,
          "accn": "0001193125-13-070816",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 70162000,
          "accn": "0001193125-12-072406",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-22",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 64363000,
          "accn": "0000950123-11-017648",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ShareBasedCompensation",
      "taxonomy": "us-gaap",
      "label": "Share-based compensation expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Reported noncash expense for share-based payment arrangements. Noncash treatment does not mean the awards have no economic cost to shareholders.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 6919000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 4934000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 4256000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 3958000,
          "accn": "0000950170-25-024666",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-21",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 3245000,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "InterestExpense",
      "taxonomy": "us-gaap",
      "label": "Interest expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Borrowing costs recognized as interest expense. This is distinct from cash interest paid and may not include every capitalized borrowing cost.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 144261000,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 31440000,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 6042000,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 14243000,
          "accn": "0000950170-23-003864",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-23",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 30102000,
          "accn": "0000950170-22-001583",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 18930000,
          "accn": "0001193125-21-050937",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 9288000,
          "accn": "0001193125-20-037760",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 5451000,
          "accn": "0001193125-19-043555",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-19",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 4088000,
          "accn": "0001193125-18-048057",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 4181000,
          "accn": "0001193125-17-047421",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-17",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 4088000,
          "accn": "0001193125-16-469386",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 5112000,
          "accn": "0001193125-15-055256",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 8024000,
          "accn": "0001193125-14-062163",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-21",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 13528000,
          "accn": "0001193125-13-070816",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 17274000,
          "accn": "0001193125-12-072406",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-22",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 35259000,
          "accn": "0000950123-11-017648",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Goodwill",
      "taxonomy": "us-gaap",
      "label": "Goodwill carrying amount",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Recognized goodwill remaining after accumulated impairment. It arises from business combinations and does not measure the current value of the company’s brand.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 313481000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 313481000,
          "accn": "0001193125-26-071549",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-25",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 313481000,
          "accn": "0000950170-25-024666",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-21",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 313481000,
          "accn": "0000950170-24-019528",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 313481000,
          "accn": "0000950170-23-003864",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-23",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 313481000,
          "accn": "0000950170-22-001583",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 171565000,
          "accn": "0001193125-21-050937",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 171565000,
          "accn": "0001193125-20-037760",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-14",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 139971000,
          "accn": "0001193125-19-043555",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-19",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 139971000,
          "accn": "0001193125-18-048057",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 139971000,
          "accn": "0001193125-17-047421",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-17",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 94882000,
          "accn": "0001193125-16-469386",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-19",
          "frame": "CY2014Q4I",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/421dfa1701dbf5b0bd7a83ca5956bfc965e6f92b8a4c4c2393f4d25b44a4eef5.json.gz"
}
