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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. 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Restricted cash and longer-term investments may be reported separately.", "observations": [ { "end": "2025-12-31", "val": 128167000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "unit": "USD" }, { "end": "2024-12-31", "val": 338532000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "unit": "USD" }, { "end": "2023-12-31", "val": 531855000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2023Q4I", "unit": "USD" }, { "end": "2022-12-31", "val": 194933000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2022Q4I", "unit": "USD" }, { "end": "2021-12-31", "val": 463539000, "accn": "0000003499-25-000004", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-02-10", "frame": "CY2021Q4I", "unit": "USD" }, { "end": "2020-12-31", "val": 428710000, "accn": "0000003499-24-000007", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-02-12", "frame": "CY2020Q4I", "unit": "USD" }, { "end": "2019-12-31", "val": 298063000, "accn": "0000003499-23-000005", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-02-13", "frame": "CY2019Q4I", "unit": "USD" }, { "end": "2018-12-31", "val": 283056000, "accn": "0000003499-22-000004", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-02-14", "frame": "CY2018Q4I", "unit": "USD" }, { "end": "2017-12-31", "val": 307536000, "accn": "0000003499-21-000005", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-02-16", "frame": "CY2017Q4I", "unit": "USD" }, { "end": "2016-12-31", "val": 288926000, "accn": "0000003499-20-000005", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-02-18", "frame": "CY2016Q4I", "unit": "USD" }, { "end": "2015-12-31", "val": 259349000, "accn": "0000003499-19-000004", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-02-11", "frame": "CY2015Q4I", "unit": "USD" }, { "end": "2014-12-31", "val": 227815000, "accn": "0000003499-18-000006", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-02-12", "frame": "CY2014Q4I", "unit": "USD" }, { "end": "2013-12-31", "val": 347718000, "accn": "0000003499-17-000004", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-02-13", "frame": "CY2013Q4I", "unit": "USD" }, { "end": "2012-12-31", "val": 353396000, "accn": "0000003499-16-000034", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-02-16", "frame": "CY2012Q4I", "unit": "USD" }, { "end": "2011-12-31", "val": 506619000, "accn": "0000003499-15-000003", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-02-17", "frame": "CY2011Q4I", "unit": "USD" }, { "end": "2010-12-31", "val": 397220000, "accn": "0000003499-14-000005", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-02-24", "frame": "CY2010Q4I", "unit": "USD" }, { "end": "2009-12-31", "val": 412734000, "accn": "0000003499-13-000006", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-02-26", "frame": "CY2009Q4I", "unit": "USD" }, { "end": "2008-12-31", "val": 515940000, "accn": "0000003499-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-02-27", "frame": "CY2008Q4I", "unit": "USD" } ] }, { "tag": "NetIncomeLoss", "taxonomy": "us-gaap", "label": "Net income or loss", "kind": "duration", "meaning": "Reported profit or loss for the period. 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Working-capital timing can make this differ substantially from reported income.", "observations": [ { "start": "2025-01-01", "end": "2025-12-31", "val": 73444000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2025", "unit": "USD" }, { "start": "2024-01-01", "end": "2024-12-31", "val": 54106000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2024", "unit": "USD" }, { "start": "2023-01-01", "end": "2023-12-31", "val": 109111000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2023", "unit": "USD" }, { "start": "2022-01-01", "end": "2022-12-31", "val": 102549000, "accn": "0000003499-25-000004", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-02-10", "frame": "CY2022", "unit": "USD" }, { "start": "2021-01-01", "end": "2021-12-31", "val": 118465000, "accn": "0000003499-24-000007", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-02-12", "frame": "CY2021", "unit": "USD" }, { "start": "2020-01-01", "end": "2020-12-31", "val": 78066000, "accn": "0000003499-23-000005", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-02-13", "frame": "CY2020", "unit": "USD" }, { "start": "2019-01-01", "end": "2019-12-31", "val": 126070000, "accn": "0000003499-22-000004", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-02-14", "frame": "CY2019", "unit": "USD" }, { "start": "2018-01-01", "end": "2018-12-31", "val": 73538000, "accn": "0000003499-21-000005", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-02-16", "frame": "CY2018", "unit": "USD" }, { "start": "2017-01-01", "end": "2017-12-31", "val": 123426000, "accn": "0000003499-20-000005", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-02-18", "frame": "CY2017", "unit": "USD" }, { "start": "2016-01-01", "end": "2016-12-31", "val": 130820000, "accn": "0000003499-19-000004", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-02-11", "frame": "CY2016", "unit": "USD" }, { "start": "2013-01-01", "end": "2013-12-31", "val": 73883000, "accn": "0000003499-14-000005", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-02-24", "frame": "CY2013", "unit": "USD" }, { "start": "2012-01-01", "end": "2012-12-31", "val": 109707000, "accn": "0000003499-14-000005", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-02-24", "frame": "CY2012", "unit": "USD" }, { "start": "2011-01-01", "end": "2011-12-31", "val": 92514000, "accn": "0000003499-14-000005", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-02-24", "frame": "CY2011", "unit": "USD" }, { "start": "2010-01-01", "end": "2010-12-31", "val": 76022000, "accn": "0000003499-13-000006", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-02-26", "frame": "CY2010", "unit": "USD" }, { "start": "2009-01-01", "end": "2009-12-31", "val": 39579000, "accn": "0000003499-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-02-27", "frame": "CY2009", "unit": "USD" } ] }, { "tag": "Revenues", "taxonomy": "us-gaap", "label": "Revenue", "kind": "duration", "meaning": "Revenue under this specific accounting concept. A missing value is not zero; filers can use other revenue concepts.", "observations": [ { "start": "2025-01-01", "end": "2025-12-31", "val": 213183000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2025", "unit": "USD" }, { "start": "2024-01-01", "end": "2024-12-31", "val": 226374000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2024", "unit": "USD" }, { "start": "2023-01-01", "end": "2023-12-31", "val": 224962000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2023", "unit": "USD" }, { "start": "2022-01-01", "end": "2022-12-31", "val": 205814000, "accn": "0000003499-25-000004", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-02-10", "frame": "CY2022", "unit": "USD" }, { "start": "2021-01-01", "end": "2021-12-31", "val": 206148000, "accn": "0000003499-24-000007", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-02-12", "frame": "CY2021", "unit": "USD" }, { "start": "2020-01-01", "end": "2020-12-31", "val": 199142000, "accn": "0000003499-23-000005", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-02-13", "frame": "CY2020", "unit": "USD" }, { "start": "2019-01-01", "end": "2019-12-31", "val": 226350000, "accn": "0000003499-22-000004", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-02-14", "frame": "CY2019", "unit": "USD" }, { "start": "2018-01-01", "end": "2018-12-31", "val": 232825000, "accn": "0000003499-21-000005", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-02-16", "frame": "CY2018", "unit": "USD" }, { "start": "2017-01-01", "end": "2017-12-31", "val": 230574000, "accn": "0000003499-20-000005", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-02-18", "frame": "CY2017", "unit": "USD" }, { "start": "2016-01-01", "end": "2016-12-31", "val": 226936000, "accn": "0000003499-19-000004", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-02-11", "frame": "CY2016", "unit": "USD" } ] }, { "tag": "RevenueFromContractWithCustomerExcludingAssessedTax", "taxonomy": "us-gaap", "label": "Contract revenue excluding tax", "kind": "duration", "meaning": "Revenue from customer contracts excluding assessed taxes under this specific taxonomy concept. It is not automatically comparable to older revenue tags.", "observations": [ { "start": "2018-01-01", "end": "2018-12-31", "val": 232825000, "accn": "0000003499-19-000004", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-02-11", "frame": "CY2018", "unit": "USD" }, { "start": "2017-01-01", "end": "2017-12-31", "val": 230574000, "accn": "0000003499-19-000004", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-02-11", "frame": "CY2017", "unit": "USD" }, { "start": "2016-01-01", "end": "2016-12-31", "val": 226936000, "accn": "0000003499-19-000004", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-02-11", "frame": "CY2016", "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": -254268000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2025", "unit": "USD" }, { "start": "2024-01-01", "end": "2024-12-31", "val": -200025000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2024", "unit": "USD" }, { "start": "2023-01-01", "end": "2023-12-31", "val": -92424000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2023", "unit": "USD" }, { "start": "2022-01-01", "end": "2022-12-31", "val": -92310000, "accn": "0000003499-25-000004", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-02-10", "frame": "CY2022", "unit": "USD" }, { "start": "2021-01-01", "end": "2021-12-31", "val": -160294000, "accn": "0000003499-24-000007", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-02-12", "frame": "CY2021", "unit": "USD" }, { "start": "2020-01-01", "end": "2020-12-31", "val": 90294000, "accn": "0000003499-23-000005", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-02-13", "frame": "CY2020", "unit": "USD" }, { "start": "2019-01-01", "end": "2019-12-31", "val": -92139000, "accn": "0000003499-22-000004", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-02-14", "frame": "CY2019", "unit": "USD" }, { "start": "2018-01-01", "end": "2018-12-31", "val": -176185000, "accn": "0000003499-21-000005", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-02-16", "frame": "CY2018", "unit": "USD" }, { "start": "2017-01-01", "end": "2017-12-31", "val": 97146000, "accn": "0000003499-20-000005", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-02-18", "frame": "CY2017", "unit": "USD" }, { "start": "2016-01-01", "end": "2016-12-31", "val": -85292000, "accn": "0000003499-19-000004", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-02-11", "frame": "CY2016", "unit": "USD" }, { "start": "2013-01-01", "end": "2013-12-31", "val": -72241000, "accn": "0000003499-14-000005", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-02-24", "frame": "CY2013", "unit": "USD" }, { "start": "2012-01-01", "end": "2012-12-31", "val": -973007000, "accn": "0000003499-14-000005", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-02-24", "frame": "CY2012", "unit": "USD" }, { "start": "2011-01-01", "end": "2011-12-31", "val": 16502000, "accn": "0000003499-14-000005", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-02-24", "frame": "CY2011", "unit": "USD" }, { "start": "2010-01-01", "end": "2010-12-31", "val": -72143000, "accn": "0000003499-13-000006", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-02-26", "frame": "CY2010", "unit": "USD" }, { "start": "2009-01-01", "end": "2009-12-31", "val": 58497000, "accn": "0000003499-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-02-27", "frame": "CY2009", "unit": "USD" } ] }, { "tag": "NetCashProvidedByUsedInInvestingActivities", "taxonomy": "us-gaap", "label": "Investing cash flow", "kind": "duration", "unitKind": "money", "meaning": "Net cash from investing activities, including asset purchases, disposals and investment transactions. This differs from capital expenditure payments alone.", "observations": [ { "start": "2025-01-01", "end": "2025-12-31", "val": -20787000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2025", "unit": "USD" }, { "start": "2024-01-01", "end": "2024-12-31", "val": -13222000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2024", "unit": "USD" }, { "start": "2023-01-01", "end": "2023-12-31", "val": 321812000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2023", "unit": "USD" }, { "start": "2022-01-01", "end": "2022-12-31", "val": -279266000, "accn": "0000003499-25-000004", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-02-10", "frame": "CY2022", "unit": "USD" }, { "start": "2021-01-01", "end": "2021-12-31", "val": 75457000, "accn": "0000003499-24-000007", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-02-12", "frame": "CY2021", "unit": "USD" }, { "start": "2020-01-01", "end": "2020-12-31", "val": -32460000, "accn": "0000003499-23-000005", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-02-13", "frame": "CY2020", "unit": "USD" }, { "start": "2019-01-01", "end": "2019-12-31", "val": -9449000, "accn": "0000003499-22-000004", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-02-14", "frame": "CY2019", "unit": "USD" }, { "start": "2018-01-01", "end": "2018-12-31", "val": -1137000, "accn": "0000003499-21-000005", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-02-16", "frame": "CY2018", "unit": "USD" }, { "start": "2017-01-01", "end": "2017-12-31", "val": -201971000, "accn": "0000003499-20-000005", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-02-18", "frame": "CY2017", "unit": "USD" }, { "start": "2016-01-01", "end": "2016-12-31", "val": -15506000, "accn": "0000003499-19-000004", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-02-11", "frame": "CY2016", "unit": "USD" }, { "start": "2013-01-01", "end": "2013-12-31", "val": -7320000, "accn": "0000003499-14-000005", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-02-24", "frame": "CY2013", "unit": "USD" }, { "start": "2012-01-01", "end": "2012-12-31", "val": 710077000, "accn": "0000003499-14-000005", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-02-24", "frame": "CY2012", "unit": "USD" }, { "start": "2011-01-01", "end": "2011-12-31", "val": 383000, "accn": "0000003499-14-000005", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-02-24", "frame": "CY2011", "unit": "USD" }, { "start": "2010-01-01", "end": "2010-12-31", "val": -19393000, "accn": "0000003499-13-000006", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-02-26", "frame": "CY2010", "unit": "USD" }, { "start": "2009-01-01", "end": "2009-12-31", "val": -201282000, "accn": "0000003499-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-02-27", "frame": "CY2009", "unit": "USD" } ] }, { "tag": "RetainedEarningsAccumulatedDeficit", "taxonomy": "us-gaap", "label": "Retained earnings or deficit", "kind": "instant", "unitKind": "money", "meaning": "Accumulated undistributed earnings or deficit at the reporting date. This balance is not cash available for distribution.", "observations": [ { "end": "2025-12-31", "val": 69201000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "unit": "USD" }, { "end": "2024-12-31", "val": 133402000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2024Q4I", "unit": "USD" }, { "end": "2023-12-31", "val": 182336000, "accn": "0000003499-25-000004", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-02-10", "frame": "CY2023Q4I", "unit": "USD" }, { "end": "2022-12-31", "val": 172243000, "accn": "0000003499-24-000007", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-02-12", "frame": "CY2022Q4I", "unit": "USD" }, { "end": "2021-12-31", "val": 206875000, "accn": "0000003499-23-000005", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-02-13", "frame": "CY2021Q4I", "unit": "USD" }, { "end": "2020-12-31", "val": 166165000, "accn": "0000003499-22-000004", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-02-14", "frame": "CY2020Q4I", "unit": "USD" }, { "end": "2019-12-31", "val": 216394000, "accn": "0000003499-21-000005", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-02-16", "frame": "CY2019Q4I", "unit": "USD" }, { "end": "2018-12-31", "val": 248443000, "accn": "0000003499-20-000005", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-02-18", "frame": "CY2018Q4I", "unit": "USD" }, { "end": "2017-12-31", "val": 302543000, "accn": "0000003499-19-000004", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-02-11", "frame": "CY2017Q4I", "unit": "USD" }, { "end": "2016-12-31", "val": 308995000, "accn": "0000003499-18-000006", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-02-12", "frame": "CY2016Q4I", "unit": "USD" }, { "end": "2015-12-31", "val": 304340000, "accn": "0000003499-17-000004", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-02-13", "frame": "CY2015Q4I", "unit": "USD" }, { "end": "2014-12-31", "val": 299004000, "accn": "0000003499-16-000034", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-02-16", "frame": "CY2014Q4I", "unit": "USD" }, { "end": "2013-12-31", "val": 297515000, "accn": "0000003499-15-000003", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-02-17", "frame": "CY2013Q4I", "unit": "USD" }, { "end": "2012-12-31", "val": 296797000, "accn": "0000003499-14-000005", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-02-24", "frame": "CY2012Q4I", "unit": "USD" }, { "end": "2011-12-31", "val": 322201000, "accn": "0000003499-13-000006", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-02-26", "frame": "CY2011Q4I", "unit": "USD" }, { "end": "2010-12-31", "val": 304055000, "accn": "0000003499-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-02-27", "frame": "CY2010Q4I", "unit": "USD" } ] }, { "tag": "WeightedAverageNumberOfSharesOutstandingBasic", "taxonomy": "us-gaap", "label": "Basic weighted-average shares", "kind": "duration", "unitKind": "shares", "meaning": "Time-weighted shares used for basic earnings per share. This denominator differs from shares outstanding at a single reporting date.", "observations": [ { "start": "2025-01-01", "end": "2025-12-31", "val": 5135020, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2025", "unit": "shares" }, { "start": "2024-01-01", "end": "2024-12-31", "val": 5132418, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2024", "unit": "shares" }, { "start": "2023-01-01", "end": "2023-12-31", "val": 5129330, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2023", "unit": "shares" }, { "start": "2022-01-01", "end": "2022-12-31", "val": 5126100, "accn": "0000003499-25-000004", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-02-10", "frame": "CY2022", "unit": "shares" }, { "start": "2021-01-01", "end": "2021-12-31", "val": 5123613, "accn": "0000003499-24-000007", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-02-12", "frame": "CY2021", "unit": "shares" }, { "start": "2020-01-01", "end": "2020-12-31", "val": 5120922, "accn": "0000003499-23-000005", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-02-13", "frame": "CY2020", "unit": "shares" }, { "start": "2019-01-01", "end": "2019-12-31", "val": 5118198, "accn": "0000003499-22-000004", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-02-14", "frame": "CY2019", "unit": "shares" }, { "start": "2011-01-01", "end": "2011-12-31", "val": 5106568, "accn": "0000003499-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-02-27", "frame": "CY2011", "unit": "shares" }, { "start": "2010-01-01", "end": "2010-12-31", "val": 5105936, "accn": "0000003499-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-02-27", "frame": "CY2010", "unit": "shares" }, { "start": "2009-01-01", "end": "2009-12-31", "val": 5103790, "accn": "0000003499-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-02-27", "frame": "CY2009", "unit": "shares" } ] }, { "tag": "WeightedAverageNumberOfDilutedSharesOutstanding", "taxonomy": "us-gaap", "label": "Diluted weighted-average shares", "kind": "duration", "unitKind": "shares", "meaning": "Weighted-average shares used for diluted earnings per share. Potential shares are included under the applicable dilution rules, not simply added to outstanding shares.", "observations": [ { "start": "2025-01-01", "end": "2025-12-31", "val": 5135020, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2025", "unit": "shares" }, { "start": "2024-01-01", "end": "2024-12-31", "val": 5132418, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2024", "unit": "shares" }, { "start": "2023-01-01", "end": "2023-12-31", "val": 5129330, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2023", "unit": "shares" }, { "start": "2022-01-01", "end": "2022-12-31", "val": 5126100, "accn": "0000003499-25-000004", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-02-10", "frame": "CY2022", "unit": "shares" }, { "start": "2021-01-01", "end": "2021-12-31", "val": 5123613, "accn": "0000003499-24-000007", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-02-12", "frame": "CY2021", "unit": "shares" }, { "start": "2020-01-01", "end": "2020-12-31", "val": 5120922, "accn": "0000003499-23-000005", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-02-13", "frame": "CY2020", "unit": "shares" }, { "start": "2019-01-01", "end": "2019-12-31", "val": 5118198, "accn": "0000003499-22-000004", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-02-14", "frame": "CY2019", "unit": "shares" }, { "start": "2011-01-01", "end": "2011-12-31", "val": 5106568, "accn": "0000003499-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-02-27", "frame": "CY2011", "unit": "shares" }, { "start": "2010-01-01", "end": "2010-12-31", "val": 5105936, "accn": "0000003499-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-02-27", "frame": "CY2010", "unit": "shares" }, { "start": "2009-01-01", "end": "2009-12-31", "val": 5105370, "accn": "0000003499-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-02-27", "frame": "CY2009", "unit": "shares" } ] }, { "tag": "EarningsPerShareBasic", "taxonomy": "us-gaap", "label": "Basic earnings per share", "kind": "duration", "unitKind": "per-share", "meaning": "Reported earnings or loss per basic common share or unit. Inspect attribution, share classes and restatements before comparing periods. This is not a market return.", "observations": [ { "start": "2025-01-01", "end": "2025-12-31", "val": 5.5, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2025", "unit": "USD/shares" }, { "start": "2024-01-01", "end": "2024-12-31", "val": 8.46, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2024", "unit": "USD/shares" }, { "start": "2023-01-01", "end": "2023-12-31", "val": 19.97, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2023", "unit": "USD/shares" }, { "start": "2022-01-01", "end": "2022-12-31", "val": 11.24, "accn": "0000003499-25-000004", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-02-10", "frame": "CY2022", "unit": "USD/shares" }, { "start": "2021-01-01", "end": "2021-12-31", "val": 25.94, "accn": "0000003499-24-000007", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-02-12", "frame": "CY2021", "unit": "USD/shares" }, { "start": "2020-01-01", "end": "2020-12-31", "val": 8.19, "accn": "0000003499-23-000005", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-02-13", "frame": "CY2020", "unit": "USD/shares" }, { "start": "2019-01-01", "end": "2019-12-31", "val": 11.74, "accn": "0000003499-22-000004", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-02-14", "frame": "CY2019", "unit": "USD/shares" }, { "start": "2012-01-01", "end": "2012-12-31", "val": 132.04, "accn": "0000003499-13-000006", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-02-26", "frame": "CY2012", "unit": "USD/shares" }, { "start": "2011-01-01", "end": "2011-12-31", "val": 15.55, "accn": "0000003499-13-000006", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-02-26", "frame": "CY2011", "unit": "USD/shares" }, { "start": "2010-01-01", "end": "2010-12-31", "val": 13.01, "accn": "0000003499-13-000006", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-02-26", "frame": "CY2010", "unit": "USD/shares" }, { "start": "2009-01-01", "end": "2009-12-31", "val": 25.9, "accn": "0000003499-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-02-27", "frame": "CY2009", "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": 5.5, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2025", "unit": "USD/shares" }, { "start": "2024-01-01", "end": "2024-12-31", "val": 8.46, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2024", "unit": "USD/shares" }, { "start": "2023-01-01", "end": "2023-12-31", "val": 19.97, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2023", "unit": "USD/shares" }, { "start": "2022-01-01", "end": "2022-12-31", "val": 11.24, "accn": "0000003499-25-000004", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-02-10", "frame": "CY2022", "unit": "USD/shares" }, { "start": "2021-01-01", "end": "2021-12-31", "val": 25.94, "accn": "0000003499-24-000007", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-02-12", "frame": "CY2021", "unit": "USD/shares" }, { "start": "2020-01-01", "end": "2020-12-31", "val": 8.19, "accn": "0000003499-23-000005", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-02-13", "frame": "CY2020", "unit": "USD/shares" }, { "start": "2019-01-01", "end": "2019-12-31", "val": 11.74, "accn": "0000003499-22-000004", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-02-14", "frame": "CY2019", "unit": "USD/shares" }, { "start": "2012-01-01", "end": "2012-12-31", "val": 132.04, "accn": "0000003499-13-000006", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-02-26", "frame": "CY2012", "unit": "USD/shares" }, { "start": "2011-01-01", "end": "2011-12-31", "val": 15.55, "accn": "0000003499-13-000006", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-02-26", "frame": "CY2011", "unit": "USD/shares" }, { "start": "2010-01-01", "end": "2010-12-31", "val": 13.01, "accn": "0000003499-13-000006", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-02-26", "frame": "CY2010", "unit": "USD/shares" }, { "start": "2009-01-01", "end": "2009-12-31", "val": 25.89, "accn": "0000003499-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-02-27", "frame": "CY2009", "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": "2018-01-01", "end": "2018-12-31", "val": 4000, "accn": "0000003499-19-000004", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-02-11", "frame": "CY2018", "unit": "USD" }, { "start": "2017-01-01", "end": "2017-12-31", "val": 3000, "accn": "0000003499-19-000004", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-02-11", "frame": "CY2017", "unit": "USD" }, { "start": "2016-01-01", "end": "2016-12-31", "val": 48000, "accn": "0000003499-19-000004", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-02-11", "frame": "CY2016", "unit": "USD" }, { "start": "2015-01-01", "end": "2015-12-31", "val": 8000, "accn": "0000003499-18-000006", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-02-12", "frame": "CY2015", "unit": "USD" }, { "start": "2014-01-01", "end": "2014-12-31", "val": -341000, "accn": "0000003499-17-000004", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-02-13", "frame": "CY2014", "unit": "USD" }, { "start": "2013-01-01", "end": "2013-12-31", "val": -160000, "accn": "0000003499-16-000034", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-02-16", "frame": "CY2013", "unit": "USD" }, { "start": "2012-01-01", "end": "2012-12-31", "val": 64000, "accn": "0000003499-15-000003", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-02-17", "frame": "CY2012", "unit": "USD" }, { "start": "2011-01-01", "end": "2011-12-31", "val": -42000, "accn": "0000003499-14-000005", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-02-24", "frame": "CY2011", "unit": "USD" }, { "start": "2010-01-01", "end": "2010-12-31", "val": -2824000, "accn": "0000003499-13-000006", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-02-26", "frame": "CY2010", "unit": "USD" }, { "start": "2009-01-01", "end": "2009-12-31", "val": -36935000, "accn": "0000003499-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-02-27", "frame": "CY2009", "unit": "USD" } ] }, { "tag": "ShareBasedCompensation", "taxonomy": "us-gaap", "label": "Share-based compensation expense", "kind": "duration", "unitKind": "money", "meaning": "Reported noncash expense for share-based payment arrangements. Noncash treatment does not mean the awards have no economic cost to shareholders.", "observations": [ { "start": "2025-01-01", "end": "2025-12-31", "val": 394000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2025", "unit": "USD" }, { "start": "2024-01-01", "end": "2024-12-31", "val": 450000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2024", "unit": "USD" }, { "start": "2023-01-01", "end": "2023-12-31", "val": 450000, "accn": "0000003499-26-000005", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-02-09", "frame": "CY2023", "unit": "USD" }, { "start": "2022-01-01", "end": "2022-12-31", "val": 450000, "accn": "0000003499-25-000004", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-02-10", "frame": "CY2022", "unit": "USD" }, { "start": "2021-01-01", "end": "2021-12-31", "val": 450000, "accn": "0000003499-24-000007", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-02-12", "frame": "CY2021", "unit": "USD" }, { "start": "2020-01-01", "end": "2020-12-31", "val": 600000, "accn": "0000003499-23-000005", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-02-13", "frame": "CY2020", "unit": "USD" }, { "start": "2019-01-01", "end": "2019-12-31", "val": 394000, "accn": "0000003499-22-000004", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-02-14", "frame": "CY2019", "unit": "USD" }, { "start": "2018-01-01", "end": "2018-12-31", "val": 394000, "accn": "0000003499-21-000005", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-02-16", "frame": "CY2018", "unit": "USD" }, { "start": "2017-01-01", "end": "2017-12-31", "val": 394000, "accn": "0000003499-20-000005", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-02-18", "frame": "CY2017", "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": "2018-01-01", "end": "2018-12-31", "val": 100622000, "accn": "0000003499-19-000004", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-02-11", "frame": "CY2018", "unit": "USD" }, { "start": "2017-01-01", "end": "2017-12-31", "val": 105270000, "accn": "0000003499-19-000004", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-02-11", "frame": "CY2017", "unit": "USD" }, { "start": "2016-01-01", "end": "2016-12-31", "val": 105461000, "accn": "0000003499-19-000004", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-02-11", "frame": "CY2016", "unit": "USD" }, { "start": "2015-01-01", "end": "2015-12-31", "val": 95205000, "accn": "0000003499-18-000006", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-02-12", "frame": "CY2015", "unit": "USD" }, { "start": "2014-01-01", "end": "2014-12-31", "val": 96689000, "accn": "0000003499-17-000004", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-02-13", "frame": "CY2014", "unit": "USD" }, { "start": "2013-01-01", "end": "2013-12-31", "val": 97516000, "accn": "0000003499-16-000034", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-02-16", "frame": "CY2013", "unit": "USD" }, { "start": "2012-01-01", "end": "2012-12-31", "val": 95580000, "accn": "0000003499-15-000003", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-02-17", "frame": "CY2012", "unit": "USD" }, { "start": "2011-01-01", "end": "2011-12-31", "val": 97686000, "accn": "0000003499-14-000005", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-02-24", "frame": "CY2011", "unit": "USD" }, { "start": "2010-01-01", "end": "2010-12-31", "val": 90991000, "accn": "0000003499-13-000006", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-02-26", "frame": "CY2010", "unit": "USD" }, { "start": "2009-01-01", "end": "2009-12-31", "val": 151151000, "accn": "0000003499-12-000005", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-02-27", "frame": "CY2009", "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. 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