{
  "schema": "canli.company-reference.v1",
  "cik": "0000009984",
  "name": "BARNES GROUP INC.",
  "selection_policy": "extended-v23",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0000009984.json",
  "source_sha256": "b8bfb3befda890abc2e3034a9b9f394c13ded826898af9f2191e2955b95563ce",
  "fetched_at": "2026-09-21T17:16:21.649Z",
  "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": "2023-12-31",
          "val": 3308014000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 2413730000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 2576800000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 2676200000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 2738300000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 2809000000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 2365700000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 2137500000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 2061900000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 2073900000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 2123673000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 1868596000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 1440365000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 1403257000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 1351990000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "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": "2023-12-31",
          "val": 1362263000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 1346327000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 1428766000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 1382677000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 1270528000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 1203056000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 1260321000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 1168358000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 1127753000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 1111793000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 1141414000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 800118000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 722400000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 712119000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 684713000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2009Q4I",
          "unit": "USD"
        },
        {
          "end": "2008-12-31",
          "val": 598574000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2008Q4I",
          "unit": "USD"
        },
        {
          "end": "2007-12-31",
          "val": 661870000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2007Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CashAndCashEquivalentsAtCarryingValue",
      "taxonomy": "us-gaap",
      "label": "Cash and cash equivalents",
      "kind": "instant",
      "meaning": "Cash and qualifying short-term liquid investments under the filer’s accounting policy. Restricted cash and longer-term investments may be reported separately.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 89827000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 76858000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 102860000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 79145000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 93805000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 100719000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 145290000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 66447000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 83926000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 46039000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 70856000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 86356000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 62505000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 13450000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 17427000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2009Q4I",
          "unit": "USD"
        },
        {
          "end": "2008-12-31",
          "val": 20958000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2008Q4I",
          "unit": "USD"
        },
        {
          "end": "2007-12-31",
          "val": 20600000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "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": "2023-01-01",
          "end": "2023-12-31",
          "val": 15996000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 13479000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 99873000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 63375000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 158350000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 166186000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 59415000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 135601000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 121380000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 118370000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 270527000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 95249000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 64715000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 53278000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 39001000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 82578000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "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": "2023-01-01",
          "end": "2023-12-31",
          "val": 112415000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 75559000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 167806000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 215462000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 248301000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 237199000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 203920000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 217646000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 217475000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 196153000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 10090000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 136377000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 121024000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 65760000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 143483000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 111808000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PaymentsToAcquirePropertyPlantAndEquipment",
      "taxonomy": "us-gaap",
      "label": "Capital expenditure payments",
      "kind": "duration",
      "meaning": "Cash payments to acquire property, plant and equipment. This taxonomy concept does not capture every form of investment or acquisition.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 55739000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 35082000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 34117000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 40698000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 53286000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 57273000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 58712000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 47577000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 45982000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 57365000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 57304000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 37787000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 37082000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 28759000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 30502000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 51869000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "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": "2023-01-01",
          "end": "2023-12-31",
          "val": 666562000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -64829000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -114666000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -219666000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -191993000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 215564000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -63751000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -53312000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -59171000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -92798000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -182807000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 219276000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -40195000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -39300000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -121869000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": -1761000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "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": "2023-01-01",
          "end": "2023-12-31",
          "val": -767521000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -35986000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -29806000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -4187000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -62220000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -493186000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -68040000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -179510000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -115494000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -124249000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 157444000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -332807000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -30612000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -30299000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -26080000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": -106673000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "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": "2023-12-31",
          "val": 1551213000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 1567898000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 1587041000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 1519811000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 1489176000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 1363772000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-01-01",
          "val": 1211018000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 1206723000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 1177151000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 1069247000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 974514000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 881169000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 633446000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 560186000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 514240000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 478704000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "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": "2023-01-01",
          "end": "2023-12-31",
          "val": 51052963,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 50962447,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 50926374,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 50880846,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 51213518,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 52304190,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 54073407,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 54191013,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 55028063,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 54791030,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 53860308,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 54626453,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 55214586,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 55259732,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 53879976,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "shares"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 53989034,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "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": "2023-01-01",
          "end": "2023-12-31",
          "val": 51205888,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 51084167,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 51079063,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 51097586,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 51633169,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 52831606,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 54605298,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 54631313,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 55513219,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 55723267,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 54973344,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 55224457,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 55931882,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 55925187,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 54206426,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "shares"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 55812666,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "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": "2023-01-01",
          "end": "2023-12-31",
          "val": 0.31,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 0.26,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1.96,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1.25,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 3.09,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 3.18,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1.1,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 2.5,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 2.21,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 2.16,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 5.02,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 1.74,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 1.17,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 0.96,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD/shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 0.72,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD/shares"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 1.53,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "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": "2023-01-01",
          "end": "2023-12-31",
          "val": 0.31,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 0.26,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1.96,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1.24,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 3.07,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 3.15,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1.09,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 2.48,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 2.19,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 2.12,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 4.92,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 1.72,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 1.16,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 0.95,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD/shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 0.72,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD/shares"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 1.48,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "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": "2023-01-01",
          "end": "2023-12-31",
          "val": 17268000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 24706000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 27944000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 38120000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 48494000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 41309000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 136284000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 47020000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 36566000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 45959000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 35253000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 12432000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 16020000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 9827000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 130000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 26326000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PropertyPlantAndEquipmentNet",
      "taxonomy": "us-gaap",
      "label": "Net property, plant and equipment",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Carrying amount of property, plant and equipment after accumulated depreciation, depletion and amortization. It is not replacement cost or market value.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 402697000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 320139000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 341462000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 370947000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 356603000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 370531000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 359298000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 334489000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 308856000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 299435000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 302558000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 233097000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 210784000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 218434000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 224963000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ShareBasedCompensation",
      "taxonomy": "us-gaap",
      "label": "Share-based compensation expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Reported noncash expense for share-based payment arrangements. Noncash treatment does not mean the awards have no economic cost to shareholders.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 10201000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 12804000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 11470000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 10300000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 13306000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 12158000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 12279000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 11493000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 9258000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 7603000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 18128000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 8819000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 8319000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 7655000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 4208000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 5841000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "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": "2023-01-01",
          "end": "2023-12-31",
          "val": 88992000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 57119000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 150018000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 123370000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 236448000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 231764000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 206451000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 194296000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 168396000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 179974000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 123201000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 107131000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 101579000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 86398000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 63475000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 147940000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AssetsCurrent",
      "taxonomy": "us-gaap",
      "label": "Current assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Assets classified as current under the normal operating cycle or one-year boundary. Not all current assets can be converted immediately into cash.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 906720000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 732304000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 680209000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 642345000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 764390000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 806146000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 768721000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 608492000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 611588000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 588396000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 577196000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 618540000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 529994000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 450208000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 402680000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "InterestExpense",
      "taxonomy": "us-gaap",
      "label": "Interest expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Borrowing costs recognized as interest expense. This is distinct from cash interest paid and may not include every capitalized borrowing cost.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 58171000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 14624000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 16209000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 15944000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 20629000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 16841000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 14571000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 11883000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 10698000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 11392000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 13090000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 12238000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 10271000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 19984000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 22468000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 26606000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "LiabilitiesCurrent",
      "taxonomy": "us-gaap",
      "label": "Current liabilities",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Obligations classified as current under the operating-cycle or one-year boundary. The balance includes more than short-term borrowing.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 396610000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 305073000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 310394000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 295379000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 342875000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 357860000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 315761000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 301883000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 252550000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 265090000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 300318000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 199895000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 197678000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 282864000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 189288000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccountsPayableCurrent",
      "taxonomy": "us-gaap",
      "label": "Current accounts payable",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Current amounts owed to suppliers for goods and services received. This is one component of current liabilities, not all accrued obligations.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 164264000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 145060000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 131076000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 112428000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 118509000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 143419000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 127521000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 112024000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 97035000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 94803000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 88721000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 99037000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 92524000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 98191000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 85588000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Goodwill",
      "taxonomy": "us-gaap",
      "label": "Goodwill carrying amount",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Recognized goodwill remaining after accumulated impairment. It arises from business combinations and does not measure the current value of the company’s brand.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 1183624000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 835472000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 955370000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 1011580000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 933022000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 955524000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 690223000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 633436000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 587992000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 594949000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 649697000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 579905000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 366104000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 384241000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 373564000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PaymentsForRepurchaseOfCommonStock",
      "taxonomy": "us-gaap",
      "label": "Common-stock repurchase payments",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Cash paid to reacquire common stock during the period. This is not an authorization limit or a direct measure of the net change in share count.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 0,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 6721000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 5229000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 15550000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 50347000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 138275000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 40791000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 20520000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 52103000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 8389000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 68608000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 19037000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 34066000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 28100000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 314000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 34209000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "InventoryNet",
      "taxonomy": "us-gaap",
      "label": "Net inventory",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Inventory carrying amount after applicable valuation and LIFO reserves. It does not establish realizable selling proceeds or inventory turnover without other inputs.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 365221000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 283402000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 239655000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 238008000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 232706000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 265990000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-01-01",
          "val": 233054000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 241962000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 227759000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 208611000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 212044000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 211246000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 226220000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 216520000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 216382000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 190792000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "SellingGeneralAndAdministrativeExpense",
      "taxonomy": "us-gaap",
      "label": "Selling, general and administrative expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Selling and general administrative costs reported under this concept. It is an expense category, not a substitute for total operating expenses.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 353093000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 296559000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 304978000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 279783000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 310516000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 300601000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 286269000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 247731000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 242762000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 252384000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 230195000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 165996000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 148168000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 264033000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 238269000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 366510000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ResearchAndDevelopmentExpense",
      "taxonomy": "us-gaap",
      "label": "Research and development expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Research and development costs recognized as expense. Capitalization policies and acquired projects can make this differ from total cash invested in development.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 13920000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 15774000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 22928000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 16949000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 15666000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 16193000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 14765000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 12913000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 12688000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 15782000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 14707000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 8696000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents",
      "taxonomy": "us-gaap",
      "label": "Cash including restricted cash",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Cash, cash equivalents and restricted cash as reported in the cash flow reconciliation. Restricted amounts are not freely available, so this is not the same as unrestricted cash.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 92039000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 81128000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 111909000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 91468000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 93805000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 100719000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 145290000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 66447000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2016Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccumulatedOtherComprehensiveIncomeLossNetOfTax",
      "taxonomy": "us-gaap",
      "label": "Accumulated other comprehensive income or loss",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Cumulative other comprehensive items after tax, such as translation and unrealized hedging or securities effects. These amounts have not passed through net income.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": -195129000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": -220500000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": -151838000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": -122315000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": -210495000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": -190500000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": -106399000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": -200828000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": -143252000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": -99453000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 25944000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": -66752000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": -75054000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": -36594000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": -49496000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009Q4I",
          "unit": "USD"
        },
        {
          "end": "2008-12-31",
          "val": -89916000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2008Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingLeaseRightOfUseAsset",
      "taxonomy": "us-gaap",
      "label": "Operating lease right-of-use asset",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Carrying amount of the right to use leased assets under operating leases. It reflects discounted remaining payments, not the value of the underlying property.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 46780000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 27054000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 29393000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 27539000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 31411000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-01-01",
          "val": 31724000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingLeaseLiability",
      "taxonomy": "us-gaap",
      "label": "Operating lease liability",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Present value of remaining operating lease payments. Discount-rate choices and lease terms affect the amount; it is not the sum of undiscounted future rent.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 47091000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 27337000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 29143000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 28011000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 32125000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-01-01",
          "val": 32579000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PropertyPlantAndEquipmentGross",
      "taxonomy": "us-gaap",
      "label": "Gross property, plant and equipment",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Cost of property, plant and equipment before accumulated depreciation. Historical cost does not indicate current value or replacement cost.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 1031495000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 906980000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 904895000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 910378000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 840640000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 853497000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 835341000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 762187000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 714807000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 672225000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 686537000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 634464000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 603383000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 611055000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment",
      "taxonomy": "us-gaap",
      "label": "Accumulated depreciation on property, plant and equipment",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Cumulative depreciation, depletion and amortization recorded against property, plant and equipment. It measures cost allocation to date, not physical wear or market value.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 628798000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 586841000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 563433000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 539431000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 484037000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 482966000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 476043000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 427698000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 405951000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 372790000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 383979000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 401367000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 392599000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 392621000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "IntangibleAssetsNetExcludingGoodwill",
      "taxonomy": "us-gaap",
      "label": "Net intangible assets excluding goodwill",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Intangible assets other than goodwill after amortization and impairment. Internally developed intangibles are usually not recognized, so this understates what a company relies on.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 706471000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 442492000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 500246000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 564132000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 581116000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 636538000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 507042000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 522258000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 528322000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 554694000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 534293000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 383972000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 272092000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 290798000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 303689000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OtherAssetsNoncurrent",
      "taxonomy": "us-gaap",
      "label": "Other noncurrent assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Noncurrent assets the filer does not present separately. The composition differs by filer and is described only in the filing.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 98207000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 65295000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 77557000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 65130000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 53924000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 19757000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 28271000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 13431000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 23969000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 26350000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 57615000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 23121000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 13730000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 16854000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 16444000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OtherLiabilitiesNoncurrent",
      "taxonomy": "us-gaap",
      "label": "Other noncurrent liabilities",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Noncurrent liabilities the filer does not present separately. The composition differs by filer and is described only in the filing.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 80865000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 36691000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 42126000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 49400000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 45148000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 27875000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 21762000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 23440000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 20600000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 15954000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 16210000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 18654000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 13781000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 35741000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 37990000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccruedLiabilitiesCurrent",
      "taxonomy": "us-gaap",
      "label": "Accrued current liabilities",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Current obligations accrued for goods and services received but not yet invoiced or paid. This is one component of current liabilities, not all short-term obligations.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 221462000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 158568000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 175583000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 178560000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 209992000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 206782000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-01-01",
          "val": 194777000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 181241000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 156967000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 131320000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 161397000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 154514000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 96364000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 92250000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 86602000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 73538000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PrepaidExpenseAndOtherAssetsCurrent",
      "taxonomy": "us-gaap",
      "label": "Prepaid expenses and other current assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Prepayments and other current assets grouped under this concept. The balance is not cash and its composition differs by filer.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 97749000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 80161000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 75437000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 73732000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 67532000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 57184000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-01-01",
          "val": 47105000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 32526000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 27163000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 32469000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 22574000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 18204000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 18856000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 21680000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 12212000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "DeferredTaxAssetsNet",
      "taxonomy": "us-gaap",
      "label": "Net deferred tax assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Deferred tax assets after the valuation allowance. Realization depends on future taxable income, so the balance is not a receivable from tax authorities.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 87910000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 73963000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 85536000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 73784000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 73858000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 58856000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 48879000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 75338000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 74073000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 41910000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 20540000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 63867000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 76490000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 53171000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "DeferredIncomeTaxLiabilitiesNet",
      "taxonomy": "us-gaap",
      "label": "Net deferred tax liabilities",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Deferred tax liabilities net of related assets under this concept. The amount reflects timing differences and is not tax currently due.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 120608000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 62562000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 66704000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 91668000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 88408000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 106559000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-01-01",
          "val": 73891000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 73505000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 66446000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2016Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
      "taxonomy": "us-gaap",
      "label": "Pre-tax income or loss from continuing operations",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Income or loss from continuing operations before income taxes and noncontrolling interests. It excludes discontinued operations and is not net income.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 33264000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 38185000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 127817000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 101495000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 206844000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 207495000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 195699000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 182621000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 157946000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ComprehensiveIncomeNetOfTax",
      "taxonomy": "us-gaap",
      "label": "Comprehensive income or loss",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net income plus other comprehensive income after tax. It includes unrealized items that net income excludes and is not a cash measure.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 41367000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -55183000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 70350000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 151555000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 138355000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 101416000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 153844000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 78025000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 77581000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -7027000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 363223000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 103551000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 26255000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 66180000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 79421000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Depreciation",
      "taxonomy": "us-gaap",
      "label": "Depreciation expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Depreciation recognized for the period under this concept. It is a noncash allocation of asset cost and may exclude amortization and depletion reported elsewhere.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 52086000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 47163000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 47600000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 46590000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 47552000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 48914000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 48693000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 43165000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 39654000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 41875000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 34419000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 34218000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 36772000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 36026000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 35238000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "DepreciationDepletionAndAmortization",
      "taxonomy": "us-gaap",
      "label": "Depreciation, depletion and amortization",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Combined depreciation, depletion and amortization for the period. A noncash allocation of asset cost, not a measure of maintenance spending.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 115818000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 92150000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 91085000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 87656000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 99059000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 94238000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 90150000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 80154000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 78242000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 81395000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 65052000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 57360000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 58904000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 52770000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 51487000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 52403000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AmortizationOfIntangibleAssets",
      "taxonomy": "us-gaap",
      "label": "Amortization of intangible assets",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Amortization recognized on finite-lived intangible assets. It follows acquisition accounting and does not indicate the intangibles are losing usefulness at that rate.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 63732000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 44987000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 43485000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 41066000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 51502000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 45220000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 41216000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 36753000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 38502000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 37125000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 27973000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 18605000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 16907000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OtherNonoperatingIncomeExpense",
      "taxonomy": "us-gaap",
      "label": "Other nonoperating income or expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Other income or expense outside operations under this concept. The composition is filer-specific and can include one-time items.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 2443000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -4310000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -5992000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -5931000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -8975000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -7428000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 3819000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 208000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 248000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -2082000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -2537000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -2631000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -333000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -2609000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 1953000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": -2327000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CurrentIncomeTaxExpenseBenefit",
      "taxonomy": "us-gaap",
      "label": "Current income tax expense or benefit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Income tax expense or benefit for the period that is currently payable or refundable. It differs from cash taxes paid and from total tax expense.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 23382000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 30428000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 44351000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 45111000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 61061000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 60358000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 127593000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 49486000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 34026000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 59863000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 25828000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 14021000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 23790000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 11294000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 7659000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "DeferredIncomeTaxExpenseBenefit",
      "taxonomy": "us-gaap",
      "label": "Deferred income tax expense or benefit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "The deferred portion of income tax expense or benefit, arising from timing differences. It is not tax paid in the period.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -6114000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -5722000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -16407000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -6991000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -12567000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -19049000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 8691000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -2466000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 2540000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -13904000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 9425000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -1589000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -7770000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -1467000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -7529000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "IncomeTaxesPaidNet",
      "taxonomy": "us-gaap",
      "label": "Income taxes paid, net",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Cash income taxes paid net of refunds during the period. It differs from income tax expense and can reflect prior years and estimated payments.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 39916000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 49639000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 58324000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 60427000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 59003000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 60576000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 51548000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 40842000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 31895000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 33146000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 158092000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 15876000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 11613000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 9599000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 11372000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ProceedsFromIssuanceOfCommonStock",
      "taxonomy": "us-gaap",
      "label": "Proceeds from issuing common stock",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Cash received from issuing common stock during the period. It is gross of costs only where the filer reports it so, and it does not include noncash issuances.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 353000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 513000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1427000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1989000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 5492000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1131000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 2408000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 4611000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 11425000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 11460000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 13491000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 7061000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 28579000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 5746000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 6687000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 5171000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingLeasePayments",
      "taxonomy": "us-gaap",
      "label": "Operating lease payments",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Cash paid for operating lease liabilities during the period. It differs from lease expense recognized and excludes variable payments in some presentations.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 14440000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 13596000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 14586000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 13907000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 13546000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "IncreaseDecreaseInInventories",
      "taxonomy": "us-gaap",
      "label": "Change in inventories",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "The cash flow adjustment for the change in inventories during the period. A positive value under this concept means inventory grew and reduced operating cash flow.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -622000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 48591000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 7350000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -2147000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -11482000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 12369000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 173000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -1989000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 1190000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 10092000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -2079000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -5404000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 12384000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 24006000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -53523000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": 2725000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "IncreaseDecreaseInAccountsPayable",
      "taxonomy": "us-gaap",
      "label": "Change in accounts payable",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "The cash flow adjustment for the change in payables during the period. A positive value under this concept means payables grew and added to operating cash flow.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -5493000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 15998000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 22909000,
          "accn": "0000009984-24-000051",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-02-26",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -9968000,
          "accn": "0000009984-23-000060",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-02-21",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -22546000,
          "accn": "0000009984-22-000047",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-02-22",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 12489000,
          "accn": "0000009984-21-000063",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-02-22",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 12018000,
          "accn": "0000009984-20-000029",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-25",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 11778000,
          "accn": "0000009984-19-000036",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-26",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -2936000,
          "accn": "0000009984-18-000024",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-02-20",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 8123000,
          "accn": "0000009984-17-000023",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-02-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 2384000,
          "accn": "0000009984-16-000126",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-24",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -5493000,
          "accn": "0000009984-15-000023",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-02-23",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 615000,
          "accn": "0000009984-14-000030",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-25",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 12466000,
          "accn": "0000009984-13-000040",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-02-25",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 4149000,
          "accn": "0000009984-12-000036",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-02-21",
          "frame": "CY2009",
          "unit": "USD"
        },
        {
          "start": "2008-01-01",
          "end": "2008-12-31",
          "val": -44475000,
          "accn": "0001193125-11-040385",
          "fy": 2010,
          "fp": "FY",
          "form": "10-K",
          "filed": "2011-02-18",
          "frame": "CY2008",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/b8bfb3befda890abc2e3034a9b9f394c13ded826898af9f2191e2955b95563ce.json.gz"
}
