{
  "schema": "canli.company-reference.v1",
  "cik": "0000089140",
  "name": "SERVOTRONICS INC /DE/",
  "selection_policy": "extended-v23",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0000089140.json",
  "source_sha256": "145222279e400c918e82929656f39cd4fa6b6f650e3bbbf345effba001946d69",
  "fetched_at": "2026-09-21T17:16:23.439Z",
  "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": "2024-12-31",
          "val": 34832000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 36587000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 45294000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 50093000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 50328000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 49470000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 41685000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 37986000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 35620000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 34374000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 35245000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 30003000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 29303000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 30423000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 28506000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010Q4I",
          "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": "2024-12-31",
          "val": 23504000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 24494000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 35112000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 35366000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 33737000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 33532000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-09-30",
          "val": 33126000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "unit": "USD"
        },
        {
          "end": "2019-06-30",
          "val": 31916000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "unit": "USD"
        },
        {
          "end": "2019-03-31",
          "val": 31541000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 31513000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-09-30",
          "val": 30280000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q3I",
          "unit": "USD"
        },
        {
          "end": "2018-06-30",
          "val": 28722000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q2I",
          "unit": "USD"
        },
        {
          "end": "2018-03-31",
          "val": 28379000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q1I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 28165000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 27117000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-01-01",
          "val": 25442000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 25442000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-01-01",
          "val": 20880000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 20880000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 23734000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 23266000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 23244000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 21312000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2010Q4I",
          "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": "2024-12-31",
          "val": 111000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 95000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 3812000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 9546000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 5935000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 2029000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 2598000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 4707000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "unit": "USD"
        },
        {
          "end": "2017-01-01",
          "val": 3515000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 3515000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-01-01",
          "val": 3268000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 3268000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-01-01",
          "val": 4166000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 4166000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 4502000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 5573000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 4948000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 4447000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 3825000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2009Q4I",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": -1623000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -10787000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -2117000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 4055000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 100000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 2447000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 3498000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1317000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 1753000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1753000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 4597000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 4597000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -3126000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 975000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 320000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 2626000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 2128000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010",
          "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": "2022-01-01",
          "end": "2022-12-31",
          "val": 264000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 4591000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 826000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -620000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 833000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 3652000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 1231000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 1062000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 1586000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 1695000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 2602000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": 1038000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 689000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 1234000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 267000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 729000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 2271000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1866000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 2176000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 991000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 991000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 1132000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 1132000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 3154000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 1563000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 885000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 608000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 492000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": -17000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 1602000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -4525000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -983000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 3809000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 2322000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -1076000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -464000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": -1030000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 1756000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -1137000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -835000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -1493000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "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": "2022-01-01",
          "end": "2022-12-31",
          "val": -1281000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 3000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -729000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -2271000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -1866000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -1996000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": -1099000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -3154000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -1520000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -235000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -608000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "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": "2024-12-31",
          "val": 11331000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 12954000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 23741000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 25858000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 21803000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 21703000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 18788000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 15709000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 14768000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 13395000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 9176000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 12302000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 11771000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 12490000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 11467000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfSharesOutstandingBasic",
      "taxonomy": "us-gaap",
      "label": "Basic weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Time-weighted shares used for basic earnings per share. This denominator differs from shares outstanding at a single reporting date.",
      "observations": [
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 2509000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 2470000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 2422000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 2411000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 2366000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 2330000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 2272000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 2267,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 2215,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 2215,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 2182,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 2182,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 2143,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 2266,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 2132000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 1997000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": 2527000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 2494000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 2449000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 2418000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 2397000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 2386000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 2353000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 2296,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 2298,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 2298,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 2264,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 2264,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 2267,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 2267,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 2147000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 2109000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": -0.64,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -4.37,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -0.88,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1.68,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 0.04,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1.05,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1.54,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 0.58,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 0.79,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 0.79,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 2.11,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 2.11,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -1.46,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 0.43,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 0.15,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 1.31,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 1.08,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010",
          "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": -4.37,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -0.88,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1.68,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 0.04,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1.03,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1.49,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 0.57,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 0.76,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 0.76,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 2.03,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 2.03,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -1.38,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 0.43,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 0.15,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 1.24,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 1.01,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": 7000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 1098000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -565000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -43000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -38000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 671000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 737000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 758000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 717000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 717000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 2131000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 2131000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -1613000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 259000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 748000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 1139000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 920000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010",
          "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": 6978000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 7355000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 10557000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 12017000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 12717000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 11875000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 11021000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 9937000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 9755000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 9375000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 6860000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 5946000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 6103000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 6159000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010Q4I",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": 288000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 120000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 191000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 106000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 339000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 316000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 276000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 213000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 479000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 479000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 361000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 361000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 361000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 255000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": -1009000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -2113000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -2498000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -5325000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 242000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "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": "2024-12-31",
          "val": 27779000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 29567000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 33278000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 38315000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 37843000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 36301000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 29144000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 26171000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 24816000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 24251000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 25490000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 22789000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 22992000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 23978000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 22051000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010Q4I",
          "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": 336000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 203000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 187000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 180000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 125000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 107000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 77000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 73000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 73000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 70000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 70000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 47000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 41000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 52000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 56000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 74000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010",
          "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": "2024-12-31",
          "val": 6855000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 7928000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 6207000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 4248000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 6769000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 8642000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 6003000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 5128000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 4999000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 4292000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 9293000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 5766000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 3054000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 3495000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 3213000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010Q4I",
          "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": "2024-12-31",
          "val": 2413000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 2061000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 1840000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 663000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 1599000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 4458000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 2494000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 1377000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 2080000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 1518000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 1345000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 1216000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 1051000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 1451000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 1247000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccountsReceivableNetCurrent",
      "taxonomy": "us-gaap",
      "label": "Net current accounts receivable",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Current customer receivables after the allowance for credit loss. The balance is not cash collected or a guarantee of collection.",
      "observations": [
        {
          "end": "2024-12-31",
          "val": 9288000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 12065000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 8453000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 7198000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 7636000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 13183000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 10586000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 8424000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 7439000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 6838000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 6022000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 4990000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 6031000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 5427000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010Q4I",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": 41000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 0,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 81000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 100000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 157000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 175000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 195000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 275000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 275000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 114000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 114000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 202000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 607000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 110000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 517000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 573000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingExpenses",
      "taxonomy": "us-gaap",
      "label": "Operating expenses",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Recurring operating costs under this accounting concept, generally excluding production costs included in cost of sales. Check filing presentation before combining expense subtotals.",
      "observations": [
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 11313000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 7998000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 9008000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 7850000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 7922000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "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": "2024-12-31",
          "val": 15826000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 14198000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 14286000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 20132000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 23406000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 20151000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 15150000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 12791000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 13293000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 12487000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 12040000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 11929000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 11213000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 11607000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 11032000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "GrossProfit",
      "taxonomy": "us-gaap",
      "label": "Gross profit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Revenue less the costs directly attributed to the goods or services sold. It precedes other operating expenses and is not net income.",
      "observations": [
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 8266000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 7805000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 5569000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 5988000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 8240000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 12126000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 12085000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 9997000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": 9275000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 9918000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 8067000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 9423000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 7998000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 8883000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 7743000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 7845000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 6668000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 6668000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 6162000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 6162000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 5580000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 5638000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 5047000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 4739000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 5001000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CommonStockSharesOutstanding",
      "taxonomy": "us-gaap",
      "label": "Common shares outstanding",
      "kind": "instant",
      "unitKind": "shares",
      "meaning": "Common shares outstanding at the reporting date. This point-in-time count differs from the weighted-average shares used for earnings per share and can exclude other share classes.",
      "observations": [
        {
          "end": "2024-12-31",
          "val": 2537753,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "unit": "shares"
        },
        {
          "end": "2023-12-31",
          "val": 2514775,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023Q4I",
          "unit": "shares"
        },
        {
          "end": "2022-12-31",
          "val": 2483318,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022Q4I",
          "unit": "shares"
        },
        {
          "end": "2021-12-31",
          "val": 2435032,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021Q4I",
          "unit": "shares"
        },
        {
          "end": "2020-12-31",
          "val": 2416683,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "shares"
        },
        {
          "end": "2019-12-31",
          "val": 2399576,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019Q4I",
          "unit": "shares"
        },
        {
          "end": "2018-12-31",
          "val": 2392207,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q4I",
          "unit": "shares"
        },
        {
          "end": "2017-12-31",
          "val": 2308315,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017Q4I",
          "unit": "shares"
        },
        {
          "end": "2016-12-31",
          "val": 2310148,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016Q4I",
          "unit": "shares"
        },
        {
          "end": "2015-12-31",
          "val": 2280813,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "shares"
        },
        {
          "end": "2014-12-31",
          "val": 2278791,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014Q4I",
          "unit": "shares"
        },
        {
          "end": "2013-12-31",
          "val": 2285883,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013Q4I",
          "unit": "shares"
        },
        {
          "end": "2012-12-31",
          "val": 2157920,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012Q4I",
          "unit": "shares"
        },
        {
          "end": "2011-12-31",
          "val": 2074257,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011Q4I",
          "unit": "shares"
        },
        {
          "end": "2010-12-31",
          "val": 1981877,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010Q4I",
          "unit": "shares"
        }
      ]
    },
    {
      "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": "2024-12-31",
          "val": 261000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 245000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 3812000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 9433000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 5935000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 2029000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 2598000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 4707000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2017Q4I",
          "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": "2024-12-31",
          "val": -2059000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": -2389000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": -2337000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": -3908000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": -1356000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": -1121000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 35000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": -32000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": -20000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": -3000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": -14000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": -26000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": -85000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": -67000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": -78000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "LongTermDebt",
      "taxonomy": "us-gaap",
      "label": "Long-term debt",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Long-term borrowings under this concept, which can include the current portion depending on presentation. It is not total liabilities and may exclude leases and other obligations.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 2103000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 501000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 5026000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 9928000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 6019000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 3133000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 3631000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 3524000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 4072000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 4620000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 2662000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 2855000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 3057000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011Q4I",
          "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": 24056000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 23366000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 32473000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 32710000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 32050000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 30062000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 28209000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 26346000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 25355000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 24284000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 21130000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 19647000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 20136000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011Q4I",
          "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": 17078000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 16011000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 21916000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 20693000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 19333000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 18187000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 17188000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 16409000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 15600000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 14909000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 14270000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 13701000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 14033000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011Q4I",
          "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": "2024-12-31",
          "val": 48000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 42000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 173000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 321000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 331000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 345000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 371000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 385000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 376000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 368000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 380000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 354000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 365000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 342000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 296000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "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": "2024-12-31",
          "val": 919000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 1134000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 1892000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 2048000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 1399000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 1402000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 1256000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 1177000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 1510000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 1482000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 2948000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 887000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 771000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 860000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011Q4I",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": -1505000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -2449000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -2665000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 4012000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 62000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 3118000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 4235000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 2075000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 2470000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 2470000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 6728000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 6728000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -4739000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 1234000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 2395000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 4798000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 3048000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": -1293000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -10839000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -546000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1503000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -135000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 2172000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 3565000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1305000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 1736000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1736000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 4608000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 4608000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -3114000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 1034000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 302000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 2637000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": 966000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 1059000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 927000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1310000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1368000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1178000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 948000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 872000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 509000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 498000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 461000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 439000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": 990000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 1083000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 951000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1368000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1442000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1268000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1025000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 885000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 823000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 718000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 718000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 652000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 640000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 660000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 686000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 664000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NonoperatingIncomeExpense",
      "taxonomy": "us-gaap",
      "label": "Nonoperating income or expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Total nonoperating income or expense, which can include interest, investment results and other items. A positive value is not operating profit.",
      "observations": [
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -496000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -336000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -167000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 9337000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -180000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": 7000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 26000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 61000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 41000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -71000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 500000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 641000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 676000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 690000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 690000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 390000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 390000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 385000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 220000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 705000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 1331000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": 0,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 1072000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -589000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -84000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -30000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 188000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 114000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 82000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 27000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 27000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 1741000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 1741000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -1998000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 39000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 43000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -206000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -23000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": 0,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 2000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 175000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 524000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1325000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 73000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "IncreaseDecreaseInAccountsReceivable",
      "taxonomy": "us-gaap",
      "label": "Change in accounts receivable",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "The cash flow adjustment for the change in receivables during the period. A positive value under this concept means receivables grew and reduced operating cash flow.",
      "observations": [
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -2883000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 3617000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 2239000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -495000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -5696000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 2764000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 2183000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1062000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 590000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 590000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 838000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 838000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 976000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 124000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -1144000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 620000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 1340000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": 1799000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -103000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -1411000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -3252000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 3538000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 4895000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 2464000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -414000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 890000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 890000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 622000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 622000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 651000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 652000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 1109000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 697000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -391000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010",
          "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": "2024-01-01",
          "end": "2024-12-31",
          "val": 352000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 221000,
          "accn": "0001437749-25-007993",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-17",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 1410000,
          "accn": "0001410578-24-000274",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-22",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -948000,
          "accn": "0001410578-23-000504",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-31",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -2859000,
          "accn": "0001410578-22-000760",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1964000,
          "accn": "0001104659-21-047154",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-04-06",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1117000,
          "accn": "0001104659-20-040339",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-30",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -703000,
          "accn": "0001144204-19-014021",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-14",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-02",
          "end": "2016-12-31",
          "val": 545000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 545000,
          "accn": "0001144204-18-016698",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-23",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-02",
          "end": "2015-12-31",
          "val": 173000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 173000,
          "accn": "0001571049-17-002449",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-15",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 129000,
          "accn": "0001571049-16-013245",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-21",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 165000,
          "accn": "0001571049-15-002130",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-20",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -400000,
          "accn": "0001188112-14-000753",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-24",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 204000,
          "accn": "0001188112-13-000741",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-21",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 132000,
          "accn": "0001188112-12-000866",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-29",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/145222279e400c918e82929656f39cd4fa6b6f650e3bbbf345effba001946d69.json.gz"
}
