{
  "schema": "canli.company-reference.v1",
  "cik": "0001555074",
  "name": "ALTISOURCE ASSET MANAGEMENT CORPORATION",
  "selection_policy": "extended-v23",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0001555074.json",
  "source_sha256": "e5c7007088bdd38ae5456461eaa791625cab01c22b05d813b4a0186b6e02231d",
  "fetched_at": "2026-09-22T19:52:08.993Z",
  "policy": "Latest-filed annual-report facts per unit and reporting period at capture time. Duration facts cover 300 to 400 days. This selection can include restatements and is not a point-in-time backtest dataset. Missing concepts are omitted, never zero-filled. Values retain original units and are not currency converted. Extended concepts require compatible unit shapes and at least three reporting ends with changing values within one unit. Constant or incompatible added histories are omitted.",
  "claim_boundary": "Public company accounting reference, not market prices, returns, an investment recommendation, or ALPHAC performance. Validate a separately constructed return series with the validation API; accounting values are not returns.",
  "concepts": [
    {
      "tag": "Assets",
      "taxonomy": "us-gaap",
      "label": "Total assets",
      "kind": "instant",
      "meaning": "Resources recognized on the balance sheet. Book assets are not the market value of the business.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 25539000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 117647000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 81476000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 99752000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 53248000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 49367000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 60387000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 65748000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 2518601000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 2760698000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 1405104000,
          "accn": "0001555074-15-000007",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-02",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 105815000,
          "accn": "0001193125-14-060955",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2012Q4I",
          "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": "2023-12-31",
          "val": 7170000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 63325000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 8004000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 16330000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 11218000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 6771000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 7736000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 8687000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 1304690000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 1361977000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 612137000,
          "accn": "0001555074-15-000007",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-02",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 934000,
          "accn": "0001193125-14-060955",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2012Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "StockholdersEquity",
      "taxonomy": "us-gaap",
      "label": "Stockholders equity",
      "kind": "instant",
      "meaning": "The reported residual interest after liabilities. It is an accounting amount, not market capitalization.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": -125843000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": -89890000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": -76528000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": -166578000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": -207928000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": -207156000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": -196895000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": -192279000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": -180861000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": -177117000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 7540000,
          "accn": "0001555074-15-000007",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-02",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 4970000,
          "accn": "0001193125-14-060955",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2012Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CashAndCashEquivalentsAtCarryingValue",
      "taxonomy": "us-gaap",
      "label": "Cash and cash equivalents",
      "kind": "instant",
      "meaning": "Cash and qualifying short-term liquid investments under the filer’s accounting policy. Restricted cash and longer-term investments may be reported separately.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 8713000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 10727000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 78349000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 41623000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 18906000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 27171000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 33349000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 40584000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 184544000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 116782000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 140000000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 105014000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-03-15",
          "val": 0,
          "accn": "0001555074-15-000007",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-02",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetIncomeLoss",
      "taxonomy": "us-gaap",
      "label": "Net income or loss",
      "kind": "duration",
      "meaning": "Reported profit or loss for the period. Check the filing for attribution, exceptional items and discontinued operations before comparing companies.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -32546000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -15934000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -6004000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 39821000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -2613000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -10876000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -6969000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -4935000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -3290000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 59679000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -5293000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInOperatingActivities",
      "taxonomy": "us-gaap",
      "label": "Operating cash flow",
      "kind": "duration",
      "meaning": "Cash generated or used by operating activities. Working-capital timing can make this differ substantially from reported income.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -11773000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -27064000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -17676000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 18606000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -6744000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -2426000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 365000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -192000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -183237000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -135359000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -21825000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PaymentsToAcquirePropertyPlantAndEquipment",
      "taxonomy": "us-gaap",
      "label": "Capital expenditure payments",
      "kind": "duration",
      "meaning": "Cash payments to acquire property, plant and equipment. This taxonomy concept does not capture every form of investment or acquisition.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 16000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 60000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 511000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 86000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 163000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 148000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1216000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 0,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 0,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Revenues",
      "taxonomy": "us-gaap",
      "label": "Revenue",
      "kind": "duration",
      "meaning": "Revenue under this specific accounting concept. A missing value is not zero; filers can use other revenue concepts.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 3167000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 4965000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 0,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 18160000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 19991000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 248099000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 423298000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 72297000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "RevenueFromContractWithCustomerExcludingAssessedTax",
      "taxonomy": "us-gaap",
      "label": "Contract revenue excluding tax",
      "kind": "duration",
      "meaning": "Revenue from customer contracts excluding assessed taxes under this specific taxonomy concept. It is not automatically comparable to older revenue tags.",
      "observations": [
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 15762000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 15926000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 18160000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 19991000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInFinancingActivities",
      "taxonomy": "us-gaap",
      "label": "Financing cash flow",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net cash from financing activities, including borrowing, repayments and transactions with owners. A positive amount does not establish operating profitability.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -55180000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 46779000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -4804000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -297000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -244000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -3645000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -5759000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -11478000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -208658000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 1087061000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 1245041000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInInvestingActivities",
      "taxonomy": "us-gaap",
      "label": "Investing cash flow",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net cash from investing activities, including asset purchases, disposals and investment transactions. This differs from capital expenditure payments alone.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 62894000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -85249000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 58907000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 3557000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -186000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -107000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -1841000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -152856000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 466941000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -974920000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -1188230000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "RetainedEarningsAccumulatedDeficit",
      "taxonomy": "us-gaap",
      "label": "Retained earnings or deficit",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Accumulated undistributed earnings or deficit at the reporting date. This balance is not cash available for distribution.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 8970000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 41516000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 57450000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 63426000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 23662000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 26558000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 38970000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 46145000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 50678000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 54174000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": -5339000,
          "accn": "0001555074-15-000007",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-02",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": -46000,
          "accn": "0001193125-14-060955",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2012Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfSharesOutstandingBasic",
      "taxonomy": "us-gaap",
      "label": "Basic weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Time-weighted shares used for basic earnings per share. This denominator differs from shares outstanding at a single reporting date.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 2925744,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 3259755,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 2002111,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1631326,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1589952,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1611424,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1570428,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1752302,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 2202815,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 2261968,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 2346993,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfDilutedSharesOutstanding",
      "taxonomy": "us-gaap",
      "label": "Diluted weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Weighted-average shares used for diluted earnings per share. Potential shares are included under the applicable dilution rules, not simply added to outstanding shares.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 2925744,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 3259755,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 2162378,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1631326,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1589952,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1611424,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1570428,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1752302,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 2202815,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 2832188,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 2346993,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "EarningsPerShareBasic",
      "taxonomy": "us-gaap",
      "label": "Basic earnings per share",
      "kind": "duration",
      "unitKind": "per-share",
      "meaning": "Reported earnings or loss per basic common share or unit. Inspect attribution, share classes and restatements before comparing periods. This is not a market return.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -11.12,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -3.32,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 40.94,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 24.38,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -1.77,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -6.88,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -4.57,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -2.93,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -1.59,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 26.31,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -2.26,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "EarningsPerShareDiluted",
      "taxonomy": "us-gaap",
      "label": "Diluted earnings per share",
      "kind": "duration",
      "unitKind": "per-share",
      "meaning": "Reported earnings or loss per share under dilution rules. Antidilutive instruments may be excluded. A diluted value can equal the basic value without implying no potential dilution.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -11.12,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -3.32,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 37.9,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD/shares"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 24.38,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -1.77,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -6.88,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -4.57,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -2.93,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -1.59,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 21.07,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -2.26,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "IncomeTaxExpenseBenefit",
      "taxonomy": "us-gaap",
      "label": "Income tax expense or benefit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Current and deferred income tax expense or benefit for continuing operations. This accounting expense differs from cash taxes paid.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 573000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 350000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 3273000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 769000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 165000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 375000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 708000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1706000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 354000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 2096000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 0,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ShareBasedCompensation",
      "taxonomy": "us-gaap",
      "label": "Share-based compensation expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Reported noncash expense for share-based payment arrangements. Noncash treatment does not mean the awards have no economic cost to shareholders.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 163000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 340000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 1939000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1915000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 2401000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 4466000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 6986000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 9585000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 6865000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 1478000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 7842000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "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": "2021-12-31",
          "val": 80186000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 96614000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 47151000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 47457000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 58413000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 65748000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "InterestExpense",
      "taxonomy": "us-gaap",
      "label": "Interest expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Borrowing costs recognized as interest expense. This is distinct from cash interest paid and may not include every capitalized borrowing cost.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 2793000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 1328000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 60000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 0,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 0,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 0,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 53131000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 35647000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 4568000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "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": "2021-12-31",
          "val": 4587000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 13104000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 7000000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 6771000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018Q4I",
          "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": "2016-12-31",
          "val": 0,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 46026000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 11068000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 1428000,
          "accn": "0001555074-15-000007",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-02",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 0,
          "accn": "0001193125-14-060955",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2012Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PaymentsForRepurchaseOfCommonStock",
      "taxonomy": "us-gaap",
      "label": "Common-stock repurchase payments",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Cash paid to reacquire common stock during the period. This is not an authorization limit or a direct measure of the net change in share count.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 3328000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 2881000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 0,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 0,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 3186000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 4980000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 11500000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 9516000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 245468000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 0,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "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": "2023-01-01",
          "end": "2023-12-31",
          "val": 21924000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 18618000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 20592000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 20510000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 17145000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 22534000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 25507000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 24314000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 296633000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 178077000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 37994000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CommonStockSharesOutstanding",
      "taxonomy": "us-gaap",
      "label": "Common shares outstanding",
      "kind": "instant",
      "unitKind": "shares",
      "meaning": "Common shares outstanding at the reporting date. This point-in-time count differs from the weighted-average shares used for earnings per share and can exclude other share classes.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 2554512,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "unit": "shares"
        },
        {
          "end": "2022-12-31",
          "val": 1783862,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022Q4I",
          "unit": "shares"
        },
        {
          "end": "2021-12-31",
          "val": 2055561,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021Q4I",
          "unit": "shares"
        },
        {
          "end": "2020-12-31",
          "val": 1650212,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "shares"
        },
        {
          "end": "2019-12-31",
          "val": 1598512,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019Q4I",
          "unit": "shares"
        },
        {
          "end": "2018-12-31",
          "val": 1573691,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018Q4I",
          "unit": "shares"
        },
        {
          "end": "2017-12-31",
          "val": 1599210,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2017Q4I",
          "unit": "shares"
        },
        {
          "end": "2016-12-31",
          "val": 1513912,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "shares"
        },
        {
          "end": "2015-12-31",
          "val": 2048223,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2015Q4I",
          "unit": "shares"
        },
        {
          "end": "2014-12-31",
          "val": 2188136,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2014Q4I",
          "unit": "shares"
        },
        {
          "end": "2013-12-31",
          "val": 2354774,
          "accn": "0001555074-15-000007",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-02",
          "frame": "CY2013Q4I",
          "unit": "shares"
        },
        {
          "end": "2012-12-31",
          "val": 2343213,
          "accn": "0001193125-14-060955",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2012Q4I",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents",
      "taxonomy": "us-gaap",
      "label": "Cash including restricted cash",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Cash, cash equivalents and restricted cash as reported in the cash flow reconciliation. Restricted amounts are not freely available, so this is not the same as unrestricted cash.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 8713000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 12774000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 78349000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 41807000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 19965000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 27171000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 33349000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 40584000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 205110000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 130064000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2014Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AdditionalPaidInCapital",
      "taxonomy": "us-gaap",
      "label": "Additional paid-in capital",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Capital contributed above par value under this concept. It records historical contributions, not the current value of the equity or cash on hand.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 149160000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 149010000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 143523000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 46574000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 44646000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 42245000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 37765000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 30696000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 23419000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 14152000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 12855000,
          "accn": "0001555074-15-000007",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-02",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 4993000,
          "accn": "0001193125-14-060955",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2012Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccumulatedOtherComprehensiveIncomeLossNetOfTax",
      "taxonomy": "us-gaap",
      "label": "Accumulated other comprehensive income or loss",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Cumulative other comprehensive items after tax, such as translation and unrealized hedging or securities effects. These amounts have not passed through net income.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 14000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 20000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 54000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": -65000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": -33000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 0,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": -1330000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": -2662000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 0,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2015Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest",
      "taxonomy": "us-gaap",
      "label": "Total equity including noncontrolling interests",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Equity including the portion attributable to noncontrolling interests. It is larger than or equal to parent stockholders equity and is not market capitalization.",
      "observations": [
        {
          "end": "2019-12-31",
          "val": -207928000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": -207156000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": -196895000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": -192279000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 964778000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 1149794000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 792967000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 104881000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-03-15",
          "val": 0,
          "accn": "0001555074-15-000007",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-02",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingLeaseRightOfUseAsset",
      "taxonomy": "us-gaap",
      "label": "Operating lease right-of-use asset",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Carrying amount of the right to use leased assets under operating leases. It reflects discounted remaining payments, not the value of the underlying property.",
      "observations": [
        {
          "end": "2021-12-31",
          "val": 825000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 656000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 732000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingLeaseLiability",
      "taxonomy": "us-gaap",
      "label": "Operating lease liability",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Present value of remaining operating lease payments. Discount-rate choices and lease terms affect the amount; it is not the sum of undiscounted future rent.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 900000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 1323000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 859000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 2402000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 4483000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2019Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OtherAssetsNoncurrent",
      "taxonomy": "us-gaap",
      "label": "Other noncurrent assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Noncurrent assets the filer does not present separately. The composition differs by filer and is described only in the filing.",
      "observations": [
        {
          "end": "2021-12-31",
          "val": 465000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 503000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 1470000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 1910000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 1974000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 0,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OtherLiabilitiesNoncurrent",
      "taxonomy": "us-gaap",
      "label": "Other noncurrent liabilities",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Noncurrent liabilities the filer does not present separately. The composition differs by filer and is described only in the filing.",
      "observations": [
        {
          "end": "2021-12-31",
          "val": 2697000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 1027000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 0,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "DeferredTaxAssetsNet",
      "taxonomy": "us-gaap",
      "label": "Net deferred tax assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Deferred tax assets after the valuation allowance. Realization depends on future taxable income, so the balance is not a receivable from tax authorities.",
      "observations": [
        {
          "end": "2023-12-31",
          "val": 266000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 59000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 684000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 632000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 532000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 21000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 904000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 465000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 0,
          "accn": "0001555074-15-000007",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-02",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 0,
          "accn": "0001193125-14-060955",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2012Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest",
      "taxonomy": "us-gaap",
      "label": "Pre-tax income or loss from continuing operations",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Income or loss from continuing operations before income taxes and noncontrolling interests. It excludes discontinued operations and is not net income.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -31973000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -15584000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -8944000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -13951000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -10392000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -10501000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -6261000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -3229000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -48534000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 250628000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 34303000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ProfitLoss",
      "taxonomy": "us-gaap",
      "label": "Profit or loss including noncontrolling interests",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net income or loss including the portion attributable to noncontrolling interests. It can differ from the net income attributable to the parent that per-share figures use.",
      "observations": [
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -10876000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -6969000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -4935000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -48888000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 248532000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 34303000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ComprehensiveIncomeNetOfTax",
      "taxonomy": "us-gaap",
      "label": "Comprehensive income or loss",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net income plus other comprehensive income after tax. It includes unrealized items that net income excludes and is not a cash measure.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -32552000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -15968000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -6010000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 39789000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -2646000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -10876000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -5637000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -6616000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -3290000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 59679000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetIncomeLossAvailableToCommonStockholdersBasic",
      "taxonomy": "us-gaap",
      "label": "Net income available to common stockholders",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net income after preferred dividends and similar adjustments, the numerator for basic earnings per share. It can be lower than reported net income.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -32546000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -10812000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -6004000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 39779000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -2819000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -11082000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -7175000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -5142000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -3496000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 59513000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -5293000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -46000,
          "accn": "0001555074-15-000007",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-02",
          "frame": "CY2012",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "GeneralAndAdministrativeExpense",
      "taxonomy": "us-gaap",
      "label": "General and administrative expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "General and administrative costs reported under this concept, separate from selling expense. Filers group overhead differently, so compare presentation before comparing companies.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 3309000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 3545000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 2573000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 2328000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 2334000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 3609000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 3320000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 4772000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 7583000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 12998000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 16857000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Depreciation",
      "taxonomy": "us-gaap",
      "label": "Depreciation expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Depreciation recognized for the period under this concept. It is a noncash allocation of asset cost and may exclude amortization and depletion reported elsewhere.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 247000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 199000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 309000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 354000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 322000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 0,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 0,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 7472000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "DepreciationDepletionAndAmortization",
      "taxonomy": "us-gaap",
      "label": "Depreciation, depletion and amortization",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Combined depreciation, depletion and amortization for the period. A noncash allocation of asset cost, not a measure of maintenance spending.",
      "observations": [
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 392000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 436000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 302000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 0,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 7472000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OtherNonoperatingIncomeExpense",
      "taxonomy": "us-gaap",
      "label": "Other nonoperating income or expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Other income or expense outside operations under this concept. The composition is filer-specific and can include one-time items.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 42000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 32000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 94000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 45000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 158000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 216000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 111000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 71000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 0,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 5407000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 0,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NonoperatingIncomeExpense",
      "taxonomy": "us-gaap",
      "label": "Nonoperating income or expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Total nonoperating income or expense, which can include interest, investment results and other items. A positive value is not operating profit.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -13216000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -1931000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 11648000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 6559000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 6753000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -3893000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1086000,
          "accn": "0001555074-20-000013",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-02-28",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1094000,
          "accn": "0001555074-19-000004",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-02-27",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 0,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 5407000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CurrentIncomeTaxExpenseBenefit",
      "taxonomy": "us-gaap",
      "label": "Current income tax expense or benefit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Income tax expense or benefit for the period that is currently payable or refundable. It differs from cash taxes paid and from total tax expense.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 510000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 254000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 4581000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -1185000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 186000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "DeferredIncomeTaxExpenseBenefit",
      "taxonomy": "us-gaap",
      "label": "Deferred income tax expense or benefit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "The deferred portion of income tax expense or benefit, arising from timing differences. It is not tax paid in the period.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 63000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 96000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -1308000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1954000,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -21000,
          "accn": "0001555074-21-000032",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-03",
          "frame": "CY2019",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "InterestPaidNet",
      "taxonomy": "us-gaap",
      "label": "Interest paid, net",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Cash interest paid during the period, net of amounts capitalized where the filer reports it that way. It differs from interest expense recognized.",
      "observations": [
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 2987000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 873000,
          "accn": "0001555074-24-000013",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-29",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 60000,
          "accn": "0001555074-23-000012",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-27",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 0,
          "accn": "0001555074-22-000018",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 2445000,
          "accn": "0001193125-14-060955",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-02-20",
          "frame": "CY2013",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ProceedsFromIssuanceOfCommonStock",
      "taxonomy": "us-gaap",
      "label": "Proceeds from issuing common stock",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Cash received from issuing common stock during the period. It is gross of costs only where the filer reports it so, and it does not include noncash issuances.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 650000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 593000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 833000,
          "accn": "0001555074-18-000004",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-01",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 12389000,
          "accn": "0001555074-17-000006",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-01",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 935000,
          "accn": "0001555074-16-000051",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-02-29",
          "frame": "CY2013",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/e5c7007088bdd38ae5456461eaa791625cab01c22b05d813b4a0186b6e02231d.json.gz"
}
