{
  "schema": "canli.company-reference.v1",
  "cik": "0000714310",
  "name": "Valley National Bancorp",
  "selection_policy": "extended-v22",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0000714310.json",
  "source_sha256": "1f442830f710f993794c4ff201342938a9bea9b60b0199bf65f1a7ce4ffb98f0",
  "fetched_at": "2026-09-19T14:58:46.534Z",
  "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": 64132725000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 62491691000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 60934974000,
          "accn": "0000714310-25-000068",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 57462749000,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 43446443000,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 40686076000,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 37436020000,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 31863088000,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 24002306000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 22864439000,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 21612616000,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 18792491000,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 16156541000,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 16012646000,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 14252755000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 14143826000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 14284153000,
          "accn": "0001193125-11-050288",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-03-01",
          "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": 56325027000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 55056564000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 54233583000,
          "accn": "0000714310-25-000068",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 51061947000,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 38362377000,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 36093956000,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 33051832000,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 28512634000,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 21469141000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 20487283000,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 19405525000,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 16929474000,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 14615501000,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 14510269000,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 12997919000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 12848621000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 13031299000,
          "accn": "0001193125-11-050288",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-03-01",
          "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": 7807698000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 7435127000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 6701391000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 6400802000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 5084066000,
          "accn": "0000714310-25-000068",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 4592120000,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 4384188000,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 3350454000,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 2533165000,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 2377156000,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 2207091000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 1863017000,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 1541040000,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 1502377000,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 1254836000,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 1284935000,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 1243748000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2009Q4I",
          "unit": "USD"
        },
        {
          "end": "2008-12-31",
          "val": 1363609000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2008Q4I",
          "unit": "USD"
        },
        {
          "end": "2007-12-31",
          "val": 949060000,
          "accn": "0001193125-11-050288",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-03-01",
          "frame": "CY2007Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CashAndCashEquivalentsAtCarryingValue",
      "taxonomy": "us-gaap",
      "label": "Cash and cash equivalents",
      "kind": "instant",
      "meaning": "Cash and qualifying short-term liquid investments under the filer’s accounting policy. Restricted cash and longer-term investments may be reported separately.",
      "observations": [
        {
          "end": "2018-12-31",
          "val": 428629000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 416110000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 392501000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 413800000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 830407000,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 369168000,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 853100000,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 379049000,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 366286000,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 661337000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2009Q4I",
          "unit": "USD"
        },
        {
          "end": "2008-12-31",
          "val": 580507000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2008Q4I",
          "unit": "USD"
        },
        {
          "end": "2007-12-31",
          "val": 237465000,
          "accn": "0001193125-11-050288",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-03-01",
          "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": 597983000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 380271000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 498511000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 568851000,
          "accn": "0000714310-25-000068",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 473840000,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 390606000,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 309793000,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 261428000,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 161907000,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 168146000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 102957000,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 116172000,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 131961000,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 143627000,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 132511000,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "unit": "USD"
        },
        {
          "start": "2010-12-31",
          "end": "2011-12-31",
          "val": 132511000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 131170000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "unit": "USD"
        },
        {
          "start": "2009-12-31",
          "end": "2010-12-31",
          "val": 130006000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 116061000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 93591000,
          "accn": "0001193125-11-050288",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-03-01",
          "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": 343832000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 548540000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 378192000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 1428479000,
          "accn": "0000714310-25-000068",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 837142000,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 163561000,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 261923000,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 303956000,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 619230000,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 419177000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 154929000,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 183976000,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 285364000,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 323311000,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 191337000,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "unit": "USD"
        },
        {
          "start": "2010-12-31",
          "end": "2011-12-31",
          "val": 191337000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 279014000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "unit": "USD"
        },
        {
          "start": "2009-12-31",
          "end": "2010-12-31",
          "val": 279014000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 104553000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 935369000,
          "accn": "0001193125-11-050288",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-03-01",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PaymentsToAcquirePropertyPlantAndEquipment",
      "taxonomy": "us-gaap",
      "label": "Capital expenditure payments",
      "kind": "duration",
      "meaning": "Cash payments to acquire property, plant and equipment. This taxonomy concept does not capture every form of investment or acquisition.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 18098000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 16144000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 76046000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 68935000,
          "accn": "0000714310-25-000068",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 39428000,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 24607000,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 23375000,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 26440000,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 18117000,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 20707000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 34040000,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 21862000,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 14852000,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 22735000,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 16402000,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "unit": "USD"
        },
        {
          "start": "2010-12-31",
          "end": "2011-12-31",
          "val": 16402000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 14599000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "unit": "USD"
        },
        {
          "start": "2009-12-31",
          "end": "2010-12-31",
          "val": 14599000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 25282000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 29877000,
          "accn": "0001193125-11-050288",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-03-01",
          "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": 1514051000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 1159644000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 2914588000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 4257329000,
          "accn": "0000714310-25-000068",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 964354000,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 2768619000,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 641454000,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 2548481000,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 951927000,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1086837000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 1128863000,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 788830000,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 16730000,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -32968000,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 14267000,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "unit": "USD"
        },
        {
          "start": "2010-12-31",
          "end": "2011-12-31",
          "val": 14267000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -1003248000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "unit": "USD"
        },
        {
          "start": "2009-12-31",
          "end": "2010-12-31",
          "val": -1003248000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -452527000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 714126000,
          "accn": "0001193125-11-050288",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-03-01",
          "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": -2164443000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -709284000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -3349502000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -6787781000,
          "accn": "0000714310-25-000068",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -1080781000,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -2037662000,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -897319000,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -2839918000,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -1547548000,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -1527313000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -1700399000,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -511567000,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -786026000,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 183708000,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -192841000,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "unit": "USD"
        },
        {
          "start": "2010-12-31",
          "end": "2011-12-31",
          "val": -192841000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 429183000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "unit": "USD"
        },
        {
          "start": "2009-12-31",
          "end": "2010-12-31",
          "val": 429183000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 428804000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": -1306453000,
          "accn": "0001193125-11-050288",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-03-01",
          "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": 1912933000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 1598048000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 1471371000,
          "accn": "0000714310-25-000068",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 1218445000,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 883645000,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 611158000,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 443559000,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 299642000,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 216733000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 172754000,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 125171000,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 130845000,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 106340000,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 93495000,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 78599000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 79803000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 73592000,
          "accn": "0001193125-11-050288",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-03-01",
          "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": 559637823,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 515755365,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 507532365,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 485434918,
          "accn": "0000714310-25-000068",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 407445379,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 403754356,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 337792270,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 331258964,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 264038123,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 254841571,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 234405909,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 205716293,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 199309425,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 197354159,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 178424883,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "unit": "shares"
        },
        {
          "start": "2010-12-31",
          "end": "2011-12-31",
          "val": 178424883,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 169112901,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "unit": "shares"
        },
        {
          "start": "2009-12-31",
          "end": "2010-12-31",
          "val": 177568546,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2010",
          "unit": "shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 159259476,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2009",
          "unit": "shares"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 143805528,
          "accn": "0001193125-11-050288",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-03-01",
          "frame": "CY2008",
          "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": 563832550,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 517991801,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 509245768,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 487817710,
          "accn": "0000714310-25-000068",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 410018328,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 405046207,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 340117808,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 332693718,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 264889007,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 255268336,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 234437000,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 205716293,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 199309425,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 197354372,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 178426070,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "unit": "shares"
        },
        {
          "start": "2010-12-31",
          "end": "2011-12-31",
          "val": 178426070,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 169121584,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "unit": "shares"
        },
        {
          "start": "2009-12-31",
          "end": "2010-12-31",
          "val": 177577663,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2010",
          "unit": "shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 159260229,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2009",
          "unit": "shares"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 143884683,
          "accn": "0001193125-11-050288",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-03-01",
          "frame": "CY2008",
          "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": 1.02,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 0.7,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 0.95,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 1.14,
          "accn": "0000714310-25-000068",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1.13,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 0.94,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 0.88,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 0.75,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 0.58,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 0.63,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 0.42,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 0.56,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 0.66,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 0.73,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 0.74,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "unit": "USD/shares"
        },
        {
          "start": "2010-12-31",
          "end": "2011-12-31",
          "val": 0.74,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 0.78,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "unit": "USD/shares"
        },
        {
          "start": "2009-12-31",
          "end": "2010-12-31",
          "val": 0.73,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2010",
          "unit": "USD/shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 0.61,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2009",
          "unit": "USD/shares"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 0.64,
          "accn": "0001193125-11-050288",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-03-01",
          "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": 1.01,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 0.69,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 0.95,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 1.14,
          "accn": "0000714310-25-000068",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1.12,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 0.93,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 0.87,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 0.75,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 0.58,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 0.63,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 0.42,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 0.56,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 0.66,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 0.73,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 0.74,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "unit": "USD/shares"
        },
        {
          "start": "2010-12-31",
          "end": "2011-12-31",
          "val": 0.74,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 0.78,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "unit": "USD/shares"
        },
        {
          "start": "2009-12-31",
          "end": "2010-12-31",
          "val": 0.73,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2010",
          "unit": "USD/shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 0.61,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2009",
          "unit": "USD/shares"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 0.64,
          "accn": "0001193125-11-050288",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-03-01",
          "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": 145887000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 58248000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 179821000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 211816000,
          "accn": "0000714310-25-000068",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 166899000,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 139460000,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 147002000,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 68265000,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 90831000,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 65234000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 23938000,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 31062000,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 46979000,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 66748000,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 62706000,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "unit": "USD"
        },
        {
          "start": "2010-12-31",
          "end": "2011-12-31",
          "val": 62706000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 55771000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "unit": "USD"
        },
        {
          "start": "2009-12-31",
          "end": "2010-12-31",
          "val": 54929000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 51484000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 16934000,
          "accn": "0001193125-11-050288",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-03-01",
          "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": 330757000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 350796000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 381081000,
          "accn": "0000714310-25-000068",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 358556000,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 326306000,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 319797000,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 334533000,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 341630000,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 287705000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 291180000,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 298943000,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 282997000,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 270138000,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 278615000,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 265475000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 265570000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 266401000,
          "accn": "0001193125-11-050288",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-03-01",
          "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": 27279000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 28988000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 33102000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 28788000,
          "accn": "0000714310-25-000068",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 20887000,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 16154000,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 14726000,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 19472000,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 12204000,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 10032000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 7575000,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 7489000,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 6055000,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 4816000,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 3156000,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "unit": "USD"
        },
        {
          "start": "2010-12-31",
          "end": "2011-12-31",
          "val": 3156000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 4830000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "unit": "USD"
        },
        {
          "start": "2009-12-31",
          "end": "2010-12-31",
          "val": 4830000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 5049000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 5531000,
          "accn": "0001193125-11-050288",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-03-01",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "InterestExpense",
      "taxonomy": "us-gaap",
      "label": "Interest expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Borrowing costs recognized as interest expense. This is distinct from cash interest paid and may not include every capitalized borrowing cost.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 1473413000,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 321043000,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 124325000,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 264815000,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 422952000,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 302045000,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 174107000,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 148774000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 156754000,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 161846000,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 168377000,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 181312000,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 199013000,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "unit": "USD"
        },
        {
          "start": "2010-12-31",
          "end": "2011-12-31",
          "val": 199013000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 214060000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "unit": "USD"
        },
        {
          "start": "2009-12-31",
          "end": "2010-12-31",
          "val": 214060000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 262870000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 308895000,
          "accn": "0001193125-11-050288",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-03-01",
          "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": 1868936000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 1868936000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 1868936000,
          "accn": "0000714310-25-000068",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 1868936000,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 1459008000,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 1382442000,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 1373625000,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 1084665000,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 690637000,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 690637000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 686339000,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 575892000,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 428234000,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 428234000,
          "accn": "0000714310-15-000079",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-27",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 317962000,
          "accn": "0001193125-14-080493",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-03",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 317891000,
          "accn": "0001193125-13-084204",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-28",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 296424000,
          "accn": "0001193125-12-085595",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-28",
          "frame": "CY2009Q4I",
          "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": 63001000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 0,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 2092000,
          "accn": "0000714310-26-000017",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-27",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 24123000,
          "accn": "0000714310-25-000068",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-28",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 23907000,
          "accn": "0000714310-24-000065",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-29",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 5374000,
          "accn": "0000714310-23-000043",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-01",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1805000,
          "accn": "0000714310-22-000063",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 3801000,
          "accn": "0000714310-21-000059",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-26",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 2645000,
          "accn": "0000714310-20-000066",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 3191000,
          "accn": "0000714310-19-000096",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-28",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 2108000,
          "accn": "0000714310-18-000104",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 1688000,
          "accn": "0000714310-17-000087",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-28",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 768000,
          "accn": "0000714310-16-000226",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/1f442830f710f993794c4ff201342938a9bea9b60b0199bf65f1a7ce4ffb98f0.json.gz"
}
