{
  "schema": "canli.company-reference.v1",
  "cik": "0000751364",
  "name": "NNN REIT, INC.",
  "selection_policy": "extended-v22",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0000751364.json",
  "source_sha256": "0ee29c78ca49ce9e2e431140170f744ab5e1c436de36570b1d965c6d46a56a10",
  "fetched_at": "2026-09-19T15:02:01.177Z",
  "policy": "Latest-filed annual-report facts per unit and reporting period at capture time. Duration facts cover 300 to 400 days. This selection can include restatements and is not a point-in-time backtest dataset. Missing concepts are omitted, never zero-filled. Values retain original units and are not currency converted. Extended concepts require compatible unit shapes and at least three reporting ends with changing values within one unit. Constant or incompatible added histories are omitted.",
  "claim_boundary": "Public company accounting reference, not market prices, returns, an investment recommendation, or ALPHAC performance. Validate a separately constructed return series with the validation API; accounting values are not returns.",
  "concepts": [
    {
      "tag": "Assets",
      "taxonomy": "us-gaap",
      "label": "Total assets",
      "kind": "instant",
      "meaning": "Resources recognized on the balance sheet. Book assets are not the market value of the business.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 9379355000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 8872728000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 8661968000,
          "accn": "0000950170-25-017472",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-11",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 8146045000,
          "accn": "0000950170-24-012540",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-08",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 7751054000,
          "accn": "0000950170-23-002248",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-09",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 7637844000,
          "accn": "0000950170-22-000944",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-09",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 7434867000,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 7103438000,
          "accn": "0000751364-20-000021",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-11",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 6560534000,
          "accn": "0000751364-19-000024",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-12",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 6334151000,
          "accn": "0000751364-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-13",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 5460044000,
          "accn": "0000751364-17-000026",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-13",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 4915551000,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 4454523000,
          "accn": "0000751364-15-000008",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 3988026000,
          "accn": "0000751364-14-000007",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 3435043000,
          "accn": "0000751364-13-000007",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 2713575000,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 2590962000,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Liabilities",
      "taxonomy": "us-gaap",
      "label": "Total liabilities",
      "kind": "instant",
      "meaning": "Recognized obligations at the reporting date. The definition and scope differ from interest-bearing debt.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 4971053000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 4510453000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 4504511000,
          "accn": "0000950170-25-017472",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-11",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 4022543000,
          "accn": "0000950170-24-012540",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-08",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 3849391000,
          "accn": "0000950170-23-002248",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-09",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 3318540000,
          "accn": "0000950170-22-000944",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-09",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 3103185000,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 2948833000,
          "accn": "0000751364-20-000021",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-11",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 2719624000,
          "accn": "0000751364-19-000024",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-12",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 2417223000,
          "accn": "0000751364-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-13",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 2117651000,
          "accn": "0000751364-17-000026",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-13",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 1832459000,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 1676238000,
          "accn": "0000751364-15-000008",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 1690441000,
          "accn": "0000751364-14-000007",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 1431167000,
          "accn": "0000751364-13-000007",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 1184801000,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 1024100000,
          "accn": "0001193125-11-045441",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "StockholdersEquity",
      "taxonomy": "us-gaap",
      "label": "Stockholders equity",
      "kind": "instant",
      "meaning": "The reported residual interest after liabilities. It is an accounting amount, not market capitalization.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 4408302000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 4362275000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 4157457000,
          "accn": "0000950170-25-017472",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-11",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 4123502000,
          "accn": "0000950170-24-012540",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-08",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 3901662000,
          "accn": "0000950170-23-002248",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-09",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 4319300000,
          "accn": "0000950170-22-000944",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-09",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 4331675000,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 4154250000,
          "accn": "0000751364-20-000021",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-11",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 3840593000,
          "accn": "0000751364-19-000024",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-12",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 3916799000,
          "accn": "0000751364-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-13",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 3342134000,
          "accn": "0000751364-17-000026",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-13",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 3082515000,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 2777045000,
          "accn": "0000751364-15-000008",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 2296285000,
          "accn": "0000751364-14-000007",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 2002498000,
          "accn": "0000751364-13-000007",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 1527483000,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 1564240000,
          "accn": "0001193125-11-045441",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CashAndCashEquivalentsAtCarryingValue",
      "taxonomy": "us-gaap",
      "label": "Cash and cash equivalents",
      "kind": "instant",
      "meaning": "Cash and qualifying short-term liquid investments under the filer’s accounting policy. Restricted cash and longer-term investments may be reported separately.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 5046000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 8731000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 1189000,
          "accn": "0000950170-25-017472",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-11",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 2505000,
          "accn": "0000950170-24-012540",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-08",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 171322000,
          "accn": "0000950170-23-002248",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-09",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 267236000,
          "accn": "0000950170-22-000944",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-09",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 1112000,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 114267000,
          "accn": "0000751364-20-000021",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-11",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 1364000,
          "accn": "0000751364-19-000024",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-12",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 294540000,
          "accn": "0000751364-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-13",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 13659000,
          "accn": "0000751364-17-000026",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-13",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 10604000,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 1485000,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 2076000,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 2082000,
          "accn": "0000751364-15-000008",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 2048000,
          "accn": "0000751364-14-000007",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-19",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 15225000,
          "accn": "0000751364-13-000007",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2009Q4I",
          "unit": "USD"
        },
        {
          "end": "2008-12-31",
          "val": 2626000,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2008Q4I",
          "unit": "USD"
        },
        {
          "end": "2007-12-31",
          "val": 27499000,
          "accn": "0001193125-11-045441",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2007Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetIncomeLoss",
      "taxonomy": "us-gaap",
      "label": "Net income or loss",
      "kind": "duration",
      "meaning": "Reported profit or loss for the period. Check the filing for attribution, exceptional items and discontinued operations before comparing companies.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 389777000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 396835000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 392340000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 334626000,
          "accn": "0000950170-25-017472",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-11",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 290113000,
          "accn": "0000950170-24-012540",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-08",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 228799000,
          "accn": "0000950170-23-002248",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-09",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 299180000,
          "accn": "0000950170-22-000944",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-09",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 292447000,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 264973000,
          "accn": "0000751364-20-000021",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-11",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 239500000,
          "accn": "0000751364-19-000024",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 197836000,
          "accn": "0000751364-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-13",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 190601000,
          "accn": "0000751364-17-000026",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-13",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 160145000,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 142015000,
          "accn": "0000751364-15-000008",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 92325000,
          "accn": "0000751364-14-000007",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 72997000,
          "accn": "0000751364-13-000007",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 54810000,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 117153000,
          "accn": "0001193125-11-045441",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInOperatingActivities",
      "taxonomy": "us-gaap",
      "label": "Operating cash flow",
      "kind": "duration",
      "meaning": "Cash generated or used by operating activities. Working-capital timing can make this differ substantially from reported income.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 667131000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 635504000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 612410000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 578355000,
          "accn": "0000950170-25-017472",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-11",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 568425000,
          "accn": "0000950170-24-012540",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-08",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 450194000,
          "accn": "0000950170-23-002248",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-09",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 501727000,
          "accn": "0000950170-22-000944",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-09",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 471909000,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 421557000,
          "accn": "0000751364-20-000021",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-11",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 415337000,
          "accn": "0000751364-19-000024",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 341095000,
          "accn": "0000751364-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-13",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 296733000,
          "accn": "0000751364-17-000026",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-13",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 274421000,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 228130000,
          "accn": "0000751364-15-000008",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 177728000,
          "accn": "0000751364-14-000007",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 187914000,
          "accn": "0000751364-13-000007",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 149502000,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 237459000,
          "accn": "0001193125-11-045441",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Revenues",
      "taxonomy": "us-gaap",
      "label": "Revenue",
      "kind": "duration",
      "meaning": "Revenue under this specific accounting concept. A missing value is not zero; filers can use other revenue concepts.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 926213000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 869266000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 828111000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 773053000,
          "accn": "0000950170-25-017472",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-11",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 726407000,
          "accn": "0000950170-24-012540",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-08",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 660681000,
          "accn": "0000950170-23-002248",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-09",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 670487000,
          "accn": "0000950170-22-000944",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-09",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 622661000,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 584933000,
          "accn": "0000751364-20-000021",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-11",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 533647000,
          "accn": "0000751364-19-000024",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 482916000,
          "accn": "0000751364-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-13",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 434877000,
          "accn": "0000751364-17-000026",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-13",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 393525000,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 332646000,
          "accn": "0000751364-15-000008",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 258690000,
          "accn": "0000751364-14-000007",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 222084000,
          "accn": "0000751364-13-000007",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 228827000,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 226964000,
          "accn": "0001193125-11-045441",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInFinancingActivities",
      "taxonomy": "us-gaap",
      "label": "Financing cash flow",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net cash from financing activities, including borrowing, repayments and transactions with owners. A positive amount does not establish operating profitability.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 77693000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -207261000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 66627000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 34732000,
          "accn": "0000950170-25-017472",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-11",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -232162000,
          "accn": "0000950170-24-012540",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-08",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -41254000,
          "accn": "0000950170-23-002248",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-09",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 4526000,
          "accn": "0000950170-22-000944",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-09",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 250365000,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -89176000,
          "accn": "0000751364-20-000021",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-11",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 644886000,
          "accn": "0000751364-19-000024",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 307105000,
          "accn": "0000751364-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-13",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 253944000,
          "accn": "0000751364-17-000026",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-13",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 293028000,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 373623000,
          "accn": "0000751364-15-000008",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 574374000,
          "accn": "0000751364-14-000007",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 19169000,
          "accn": "0000751364-13-000007",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -108840000,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": -6028000,
          "accn": "0001193125-11-045441",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInInvestingActivities",
      "taxonomy": "us-gaap",
      "label": "Investing cash flow",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net cash from investing activities, including asset purchases, disposals and investment transactions. This differs from capital expenditure payments alone.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -748064000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -424336000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -680660000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -777631000,
          "accn": "0000950170-25-017472",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-11",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -432177000,
          "accn": "0000950170-24-012540",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-08",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -142816000,
          "accn": "0000950170-23-002248",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-09",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -619408000,
          "accn": "0000950170-22-000944",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-09",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -609371000,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -625557000,
          "accn": "0000751364-20-000021",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-11",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -779943000,
          "accn": "0000751364-19-000024",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -644544000,
          "accn": "0000751364-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-13",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -541558000,
          "accn": "0000751364-17-000026",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-13",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -568040000,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -601759000,
          "accn": "0000751364-15-000008",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -752068000,
          "accn": "0000751364-14-000007",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -220260000,
          "accn": "0000751364-13-000007",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -28063000,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": -256304000,
          "accn": "0001193125-11-045441",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "RetainedEarningsAccumulatedDeficit",
      "taxonomy": "us-gaap",
      "label": "Retained earnings or deficit",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Accumulated undistributed earnings or deficit at the reporting date. This balance is not cash available for distribution.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": -882712000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": -829287000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": -805883000,
          "accn": "0000950170-25-017472",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-11",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": -793765000,
          "accn": "0000950170-24-012540",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-08",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": -747853000,
          "accn": "0000950170-23-002248",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-09",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": -644779000,
          "accn": "0000950170-22-000944",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-09",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": -499229000,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": -424225000,
          "accn": "0000751364-20-000021",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-11",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": -379181000,
          "accn": "0000751364-19-000024",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-12",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": -319254000,
          "accn": "0000751364-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-13",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": -263124000,
          "accn": "0000751364-17-000026",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-13",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": -196827000,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": -147837000,
          "accn": "0000751364-15-000008",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": -90952000,
          "accn": "0000751364-14-000007",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-19",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": -44946000,
          "accn": "0000751364-13-000007",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 3234000,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 62413000,
          "accn": "0001193125-11-045441",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfSharesOutstandingBasic",
      "taxonomy": "us-gaap",
      "label": "Basic weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Time-weighted shares used for basic earnings per share. This denominator differs from shares outstanding at a single reporting date.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 187611451,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 183688562,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 181200040,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 176403656,
          "accn": "0000950170-25-017472",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-11",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 174710921,
          "accn": "0000950170-24-012540",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-08",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 172109713,
          "accn": "0000950170-23-002248",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-09",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 164688498,
          "accn": "0000950170-22-000944",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-09",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 155744601,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 149111188,
          "accn": "0000751364-20-000021",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-11",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 144176224,
          "accn": "0000751364-19-000024",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-12",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 133998674,
          "accn": "0000751364-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-13",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 124257558,
          "accn": "0000751364-17-000026",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-13",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 118204148,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 106965156,
          "accn": "0000751364-15-000008",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 88100076,
          "accn": "0000751364-14-000007",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-19",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 82715645,
          "accn": "0000751364-13-000007",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 79846258,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2009",
          "unit": "shares"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 74249137,
          "accn": "0001193125-11-045441",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "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": 187986798,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 184043841,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 181689723,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 177067865,
          "accn": "0000950170-25-017472",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-11",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 174818899,
          "accn": "0000950170-24-012540",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-08",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 172217077,
          "accn": "0000950170-23-002248",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-09",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 165083679,
          "accn": "0000950170-22-000944",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-09",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 156295619,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 149432641,
          "accn": "0000751364-20-000021",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-11",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 144660633,
          "accn": "0000751364-19-000024",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-12",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 134489416,
          "accn": "0000751364-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-13",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 124710226,
          "accn": "0000751364-17-000026",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-13",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 119864824,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 109117515,
          "accn": "0000751364-15-000008",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 88837057,
          "accn": "0000751364-14-000007",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-19",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 82849362,
          "accn": "0000751364-13-000007",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 79953499,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2009",
          "unit": "shares"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 74344231,
          "accn": "0001193125-11-045441",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "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": 2.07,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 2.16,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 2.16,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 1.89,
          "accn": "0000950170-25-017472",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-11",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1.51,
          "accn": "0000950170-24-012540",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-08",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1.22,
          "accn": "0000950170-23-002248",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-09",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1.56,
          "accn": "0000950170-22-000944",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-09",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1.65,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1.45,
          "accn": "0000751364-20-000021",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-11",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1.39,
          "accn": "0000751364-19-000024",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-12",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 1.21,
          "accn": "0000751364-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-13",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 1.24,
          "accn": "0000751364-17-000026",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-13",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 1.11,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 1.13,
          "accn": "0000751364-15-000008",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 0.96,
          "accn": "0000751364-14-000007",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-19",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 0.8,
          "accn": "0000751364-13-000007",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD/shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 0.6,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2009",
          "unit": "USD/shares"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 1.48,
          "accn": "0001193125-11-045441",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2008",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "EarningsPerShareDiluted",
      "taxonomy": "us-gaap",
      "label": "Diluted earnings per share",
      "kind": "duration",
      "unitKind": "per-share",
      "meaning": "Reported earnings or loss per share under dilution rules. Antidilutive instruments may be excluded. A diluted value can equal the basic value without implying no potential dilution.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 2.07,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 2.15,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 2.16,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 1.89,
          "accn": "0000950170-25-017472",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-11",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1.51,
          "accn": "0000950170-24-012540",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-08",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1.22,
          "accn": "0000950170-23-002248",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-09",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1.56,
          "accn": "0000950170-22-000944",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-09",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1.65,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1.45,
          "accn": "0000751364-20-000021",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-11",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1.38,
          "accn": "0000751364-19-000024",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-12",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 1.2,
          "accn": "0000751364-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-13",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 1.24,
          "accn": "0000751364-17-000026",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-13",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 1.1,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 1.11,
          "accn": "0000751364-15-000008",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 0.96,
          "accn": "0000751364-14-000007",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-19",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 0.8,
          "accn": "0000751364-13-000007",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD/shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 0.6,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2009",
          "unit": "USD/shares"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 1.48,
          "accn": "0001193125-11-045441",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2008",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "IncomeTaxExpenseBenefit",
      "taxonomy": "us-gaap",
      "label": "Income tax expense or benefit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Current and deferred income tax expense or benefit for continuing operations. This accounting expense differs from cash taxes paid.",
      "observations": [
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 0,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 0,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 0,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 0,
          "accn": "0000751364-20-000021",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-11",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 0,
          "accn": "0000751364-19-000024",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 10318000,
          "accn": "0000751364-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-13",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -75000,
          "accn": "0000751364-17-000026",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-13",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 74000,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -6891000,
          "accn": "0000751364-15-000008",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 899000,
          "accn": "0000751364-14-000007",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 475000,
          "accn": "0000751364-13-000007",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -1049000,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": -7255000,
          "accn": "0001193125-11-045441",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingIncomeLoss",
      "taxonomy": "us-gaap",
      "label": "Operating income or loss",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Operating revenue less operating expenses for the reporting period. It excludes items outside the reported operating result and is not free cash flow.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 589486000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 577872000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 555104000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 482537000,
          "accn": "0000950170-25-017472",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-11",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 449096000,
          "accn": "0000950170-24-012540",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-08",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 374489000,
          "accn": "0000950170-23-002248",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-09",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 416519000,
          "accn": "0000950170-22-000944",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-09",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 424762000,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 374158000,
          "accn": "0000751364-20-000021",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-11",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 336251000,
          "accn": "0000751364-19-000024",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 288655000,
          "accn": "0000751364-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-13",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 266246000,
          "accn": "0000751364-17-000026",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-13",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 239894000,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 203342000,
          "accn": "0000751364-15-000008",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 158807000,
          "accn": "0000751364-14-000007",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 129114000,
          "accn": "0000751364-13-000007",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 110408000,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 146298000,
          "accn": "0001193125-11-045441",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 203955000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 184017000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 163898000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 148065000,
          "accn": "0000950170-25-017472",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-11",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 137874000,
          "accn": "0000950170-24-012540",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-08",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 129431000,
          "accn": "0000950170-23-002248",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-09",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 120023000,
          "accn": "0000950170-22-000944",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-09",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 115847000,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 109109000,
          "accn": "0000751364-20-000021",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-11",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 96352000,
          "accn": "0000751364-19-000024",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 90008000,
          "accn": "0000751364-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-13",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 85510000,
          "accn": "0000751364-17-000026",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-13",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 85822000,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 83787000,
          "accn": "0000751364-15-000008",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 75532000,
          "accn": "0000751364-14-000007",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 65179000,
          "accn": "0000751364-13-000007",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 62151000,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 63964000,
          "accn": "0001193125-11-045441",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingExpenses",
      "taxonomy": "us-gaap",
      "label": "Operating expenses",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Recurring operating costs under this accounting concept, generally excluding production costs included in cost of sales. Check filing presentation before combining expense subtotals.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 384947000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 333684000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 320492000,
          "accn": "0001193125-26-045617",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-02-11",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 307959000,
          "accn": "0000950170-25-017472",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-02-11",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 300405000,
          "accn": "0000950170-24-012540",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-08",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 302430000,
          "accn": "0000950170-23-002248",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-09",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 286431000,
          "accn": "0000950170-22-000944",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-09",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 262969000,
          "accn": "0000751364-21-000018",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-11",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 247430000,
          "accn": "0000751364-20-000021",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-11",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 224578000,
          "accn": "0000751364-19-000024",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 194261000,
          "accn": "0000751364-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-13",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 168631000,
          "accn": "0000751364-17-000026",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-13",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 153631000,
          "accn": "0000751364-16-000103",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-12",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 129770000,
          "accn": "0000751364-15-000008",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-20",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 101934000,
          "accn": "0000751364-14-000007",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-19",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 94281000,
          "accn": "0000751364-13-000007",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-22",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 118838000,
          "accn": "0001445305-12-000439",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-24",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 80687000,
          "accn": "0001193125-11-045441",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-24",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/0ee29c78ca49ce9e2e431140170f744ab5e1c436de36570b1d965c6d46a56a10.json.gz"
}
