{
  "schema": "canli.company-reference.v1",
  "cik": "0000884269",
  "name": "Alpha Pro Tech, Ltd.",
  "selection_policy": "extended-v22",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0000884269.json",
  "source_sha256": "e8dfe1dffea7efd574e02c778687c1eae18539cc715fadb53a96f8b171488969",
  "fetched_at": "2026-09-20T05:02:27.808Z",
  "policy": "Latest-filed annual-report facts per unit and reporting period at capture time. Duration facts cover 300 to 400 days. This selection can include restatements and is not a point-in-time backtest dataset. Missing concepts are omitted, never zero-filled. Values retain original units and are not currency converted. Extended concepts require compatible unit shapes and at least three reporting ends with changing values within one unit. Constant or incompatible added histories are omitted.",
  "claim_boundary": "Public company accounting reference, not market prices, returns, an investment recommendation, or ALPHAC performance. Validate a separately constructed return series with the validation API; accounting values are not returns.",
  "concepts": [
    {
      "tag": "Assets",
      "taxonomy": "us-gaap",
      "label": "Total assets",
      "kind": "instant",
      "meaning": "Resources recognized on the balance sheet. Book assets are not the market value of the business.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 74132000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 73742000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 68763000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 64803000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-09-30",
          "val": 65081000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2022Q3I",
          "unit": "USD"
        },
        {
          "end": "2022-06-30",
          "val": 66694000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2022Q2I",
          "unit": "USD"
        },
        {
          "end": "2022-03-31",
          "val": 66747000000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 67020000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-09-30",
          "val": 67025000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q3I",
          "unit": "USD"
        },
        {
          "end": "2021-06-30",
          "val": 66804000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q2I",
          "unit": "USD"
        },
        {
          "end": "2021-03-31",
          "val": 67573000000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 68664000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 38091000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 34255000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 34124000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 35936000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 39134000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 41952000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 38563000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 37299000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 36870000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 36934000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Liabilities",
      "taxonomy": "us-gaap",
      "label": "Total liabilities",
      "kind": "instant",
      "meaning": "Recognized obligations at the reporting date. The definition and scope differ from interest-bearing debt.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 11654000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 11508000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 7195000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 4045000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 5269000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 9134000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 4864000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 2061000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 2801000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 3272000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 3022000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 4046000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 2982000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 2466000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 1694000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 1422000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "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": "2025-12-31",
          "val": 62478000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 62234000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 61568000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-09-30",
          "val": 61391000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "unit": "USD"
        },
        {
          "end": "2023-06-30",
          "val": 61121000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "unit": "USD"
        },
        {
          "end": "2023-03-31",
          "val": 60986000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 60758000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-09-30",
          "val": 61261000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022Q3I",
          "unit": "USD"
        },
        {
          "end": "2022-06-30",
          "val": 61949000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022Q2I",
          "unit": "USD"
        },
        {
          "end": "2022-03-31",
          "val": 62419000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 61751000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-09-30",
          "val": 61739000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q3I",
          "unit": "USD"
        },
        {
          "end": "2021-06-30",
          "val": 61460000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q2I",
          "unit": "USD"
        },
        {
          "end": "2021-03-31",
          "val": 60901000000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 58757000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 32935000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 32194000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 31323000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 32664000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 36112000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 37906000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 35581000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 34833000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 35176000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 35512000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 33871000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CashAndCashEquivalentsAtCarryingValue",
      "taxonomy": "us-gaap",
      "label": "Cash and cash equivalents",
      "kind": "instant",
      "meaning": "Cash and qualifying short-term liquid investments under the filer’s accounting policy. Restricted cash and longer-term investments may be reported separately.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 16988000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 18636000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 20378000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 16290000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 16307000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 23292000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 6548000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 7007000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 8763000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 9456000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 9681000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 5495000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 8215000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 4554000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 7503000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 5316000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 9753000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 3531000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 3929000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 4189000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 3282000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 6756000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 26888000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 3000000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 3625000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 2633000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 3168000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 1041000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 2742000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 2079000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 977000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 933000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 1301000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 2370000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 5698000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 8458000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 4277000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -480000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 18274000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 3101000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 2000000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 4008000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 6833000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 5971000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -879000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 6093000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -1014000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 3766000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -3441000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PaymentsToAcquirePropertyPlantAndEquipment",
      "taxonomy": "us-gaap",
      "label": "Capital expenditure payments",
      "kind": "duration",
      "meaning": "Cash payments to acquire property, plant and equipment. This taxonomy concept does not capture every form of investment or acquisition.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 639000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 3806000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 792000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 492000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 2524000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1135000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1296000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 606000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1222000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 267000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 274000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 947000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 349000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 519000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 269000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 1134000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": -3379000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -3664000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -3578000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -3802000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -3981000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -668000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -2418000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -3186000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -4016000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -6750000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -1336000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -1200000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -2082000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -1572000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -1537000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 147000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInInvestingActivities",
      "taxonomy": "us-gaap",
      "label": "Investing cash flow",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net cash from investing activities, including asset purchases, disposals and investment transactions. This differs from capital expenditure payments alone.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -639000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -3776000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -792000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -2524000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -862000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -1142000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -570000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -685000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -308000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -449000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -641000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -350000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -363000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -42000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -1143000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "RetainedEarningsAccumulatedDeficit",
      "taxonomy": "us-gaap",
      "label": "Retained earnings or deficit",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Accumulated undistributed earnings or deficit at the reporting date. This balance is not cash available for distribution.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 48496000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 47257000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 46552000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-09-30",
          "val": 46205000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2023Q3I",
          "unit": "USD"
        },
        {
          "end": "2023-06-30",
          "val": 45468000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2023Q2I",
          "unit": "USD"
        },
        {
          "end": "2023-03-31",
          "val": 45026000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2023Q1I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 45025000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-09-30",
          "val": 45157000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022Q3I",
          "unit": "USD"
        },
        {
          "end": "2022-06-30",
          "val": 45408000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022Q2I",
          "unit": "USD"
        },
        {
          "end": "2022-03-31",
          "val": 45360000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022Q1I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 62488000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-09-30",
          "val": 62596000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q3I",
          "unit": "USD"
        },
        {
          "end": "2021-06-30",
          "val": 62130000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q2I",
          "unit": "USD"
        },
        {
          "end": "2021-03-31",
          "val": 61648000000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q1I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 58986000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 32390000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 29390000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 26223000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 22724000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 19556000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 18515000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 15773000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 13694000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 12717000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 11784000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfSharesOutstandingBasic",
      "taxonomy": "us-gaap",
      "label": "Basic weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Time-weighted shares used for basic earnings per share. This denominator differs from shares outstanding at a single reporting date.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 10444663,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 11137873,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 11856356,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 12713533,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 13225628,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 13449987,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 13142872,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 13909688,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 14825600,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 16835129,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 18197109,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 18414775,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 19203406,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 20703296,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 22077905,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 22424038,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2010",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfDilutedSharesOutstanding",
      "taxonomy": "us-gaap",
      "label": "Diluted weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Weighted-average shares used for diluted earnings per share. Potential shares are included under the applicable dilution rules, not simply added to outstanding shares.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 10550439,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 11235046,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 11856356,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 12781004,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 13499442,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 13972145,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 13168725,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 13962819,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 14993009,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 16835129,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 18238364,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 18724185,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 19227867,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 20703296,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 22077905,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 22685154,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2010",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "EarningsPerShareBasic",
      "taxonomy": "us-gaap",
      "label": "Basic earnings per share",
      "kind": "duration",
      "unitKind": "per-share",
      "meaning": "Reported earnings or loss per basic common share or unit. Inspect attribution, share classes and restatements before comparing periods. This is not a market return.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 0.34,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 0.35,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 0.35,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 0.26,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 0.51,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 2,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 0.23,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 0.26,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 0.18,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 0.19,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 0.06,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 0.15,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 0.11,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 0.05,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 0.04,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 0.06,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 0.33,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 0.35,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 0.35,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 0.26,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 0.5,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1.92,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 0.23,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 0.26,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 0.18,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 0.19,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 0.06,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 0.15,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 0.11,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 0.05,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 0.04,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 0.06,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 1138000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 1091000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 1236000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 1113000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1744000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 5360000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 680000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 789000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1037000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1007000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 480000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 1201000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 885000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 330000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 548000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 780000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "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": "2025-12-31",
          "val": 8234000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 8520000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 5587000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 5742000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 6064000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 4353000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 3943000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 3244000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 3158000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 2646000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 2907000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 3315000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 3068000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 3419000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 3636000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 4162000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 540000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 463000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 170000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 147000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 315000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 375000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 451000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 432000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 296000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 190000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 24000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 33000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 150000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 228000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 268000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 193000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingIncomeLoss",
      "taxonomy": "us-gaap",
      "label": "Operating income or loss",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Operating revenue less operating expenses for the reporting period. It excludes items outside the reported operating result and is not free cash flow.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 3839000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 3449000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 4132000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 4650000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 7927000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 31582000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 3022000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 3874000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 2926000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 3672000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 1475000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 3218000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 2395000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 817000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 905000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 1739000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2010",
          "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": "2025-12-31",
          "val": 52520000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 50639000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 53064000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 52562000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 52999000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 55165000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 26065000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 26460000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 26978000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 29663000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 33081000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 35503000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 32640000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 31214000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 30609000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 30612000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2010Q4I",
          "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": "2025-12-31",
          "val": 4058000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 3123000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 2566000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 2406000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 2661000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 5852000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 2303000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 1920000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 2801000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 2465000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 2155000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 2294000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 1725000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 1653000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 871000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 783000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "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": "2025-12-31",
          "val": 2005000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 1283000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 802000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 674000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 528000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 1983000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 501000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 578000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 1236000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 1005000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 1027000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 1099000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 689000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 860000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 702000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 487000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "FiniteLivedIntangibleAssetsNet",
      "taxonomy": "us-gaap",
      "label": "Net finite-lived intangible assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Finite-lived intangible assets after amortization. This excludes goodwill and should not be combined with indefinite-lived intangible assets without checking scope.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 0,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 1000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 3000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 7000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 11000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 16000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 21000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 34000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 51000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 71000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 92000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 113000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 135000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011Q4I",
          "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": "2022-12-31",
          "val": 5382000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 3397000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 8132000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 3568000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 4935000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 4597000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 4648000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 2762000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 5333000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 4815000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 6350000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 4725000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 3816000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 3345000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 4452000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 4002000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 3882000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 4408000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 2666000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 2548000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 3580000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 4226000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 6773000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 2110000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 2206000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 3134000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 1581000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 1553000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingExpenses",
      "taxonomy": "us-gaap",
      "label": "Operating expenses",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Recurring operating costs under this accounting concept, generally excluding production costs included in cost of sales. Check filing presentation before combining expense subtotals.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 18698000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 19484000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 18697000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 17033000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 17371000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 18900000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 13950000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 13837000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 14526000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 13312000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 14497000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 14234000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 13837000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 13643000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 13141000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 14683000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2010",
          "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": "2025-12-31",
          "val": 23598000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 22733000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 20131000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 24397000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 24969000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 16749000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 11303000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 9878000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 10249000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 10994000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 16398000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 16544000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 14140000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 17164000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 15566000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 17318000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 22537000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 22933000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 22829000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 21683000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 25298000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 50482000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 16972000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 17711000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 17452000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 16984000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 15972000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 17452000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 16232000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 14460000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 14046000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 16422000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2010",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 17773000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 18611000,
          "accn": "0001437749-26-007797",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-11",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 17772000,
          "accn": "0001437749-25-007218",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-12",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 16219000,
          "accn": "0001437749-24-007539",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-13",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 16554000,
          "accn": "0001437749-23-006845",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-16",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 18171000,
          "accn": "0001437749-22-005979",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-11",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 13348000,
          "accn": "0001437749-21-005551",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-10",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 13312000,
          "accn": "0001437749-20-004678",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 13955000,
          "accn": "0001437749-19-004169",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-06",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 12768000,
          "accn": "0001437749-18-004389",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-12",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 13794000,
          "accn": "0001437749-17-004000",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-08",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 13513000,
          "accn": "0001437749-16-026648",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-03",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 13115000,
          "accn": "0001437749-15-004304",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-06",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 12879000,
          "accn": "0001437749-14-003563",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-06",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 12323000,
          "accn": "0001437749-13-002367",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-06",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 13839000,
          "accn": "0001437749-12-002336",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/e8dfe1dffea7efd574e02c778687c1eae18539cc715fadb53a96f8b171488969.json.gz"
}
