{
  "schema": "canli.company-reference.v1",
  "cik": "0000868271",
  "name": "Severn Bancorp, Inc.",
  "selection_policy": "extended-v23",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0000868271.json",
  "source_sha256": "5ba048bb4f7e5e502adcb81bc8a42a8ae38b6c204a8ec8f411984809d360441f",
  "fetched_at": "2026-09-22T19:31:47.387Z",
  "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": "2020-12-31",
          "val": 952553000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 826034000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 974233000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 804787000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 787485000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 762079000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 776328000,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 799603000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 852118000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 901163000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 962745000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Liabilities",
      "taxonomy": "us-gaap",
      "label": "Total liabilities",
      "kind": "instant",
      "meaning": "Recognized obligations at the reporting date. The definition and scope differ from interest-bearing debt.",
      "observations": [
        {
          "end": "2020-12-31",
          "val": 842906000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 721447000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 875780000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 713687000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 699555000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 675623000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 692518000,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 716834000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 743122000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 794698000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 856443000,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "StockholdersEquity",
      "taxonomy": "us-gaap",
      "label": "Stockholders equity",
      "kind": "instant",
      "meaning": "The reported residual interest after liabilities. It is an accounting amount, not market capitalization.",
      "observations": [
        {
          "end": "2020-12-31",
          "val": 109647000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 104587000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 97660000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 91100000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 87930000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 86456000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 83810000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 82769000,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 108996000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 106465000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 106302000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 106231000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2009Q4I",
          "unit": "USD"
        },
        {
          "end": "2008-12-31",
          "val": 123667000,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2008Q4I",
          "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": "2017-12-31",
          "val": 21853000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 67014000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 43591000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 33335000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 98376000,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 93392000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 87390000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 70955000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 51401000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2009Q4I",
          "unit": "USD"
        },
        {
          "end": "2008-12-31",
          "val": 32305000,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2008Q4I",
          "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": "2020-01-01",
          "end": "2020-12-31",
          "val": 6706000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 8282000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 8569000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 2818000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 15540000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 4535000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 2909000,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -25165000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 3728000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 1552000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 1359000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -15228000,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2009",
          "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": "2020-01-01",
          "end": "2020-12-31",
          "val": -19721000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 6790000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 5717000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 10881000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 7621000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 13425000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 5783000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 13322000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 17733000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -3549000,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2009",
          "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": "2020-01-01",
          "end": "2020-12-31",
          "val": 448000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 842000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 918000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 342000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 903000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 268000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 431000,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 578000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 311000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 139000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 461000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 137000,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2009",
          "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": "2020-01-01",
          "end": "2020-12-31",
          "val": 118531000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -158486000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 161071000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 14689000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 12526000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -28145000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -53726000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -63469000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -7003000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -3873000,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2009",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInInvestingActivities",
      "taxonomy": "us-gaap",
      "label": "Investing cash flow",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net cash from investing activities, including asset purchases, disposals and investment transactions. This differs from capital expenditure payments alone.",
      "observations": [
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -30394000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 51549000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -301000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -70731000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 3276000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 19704000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 53945000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 66582000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 8824000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 26518000,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2009",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "RetainedEarningsAccumulatedDeficit",
      "taxonomy": "us-gaap",
      "label": "Retained earnings or deficit",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Accumulated undistributed earnings or deficit at the reporting date. This balance is not cash available for distribution.",
      "observations": [
        {
          "end": "2020-12-31",
          "val": 43216000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 38560000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 32860000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 25872000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 23334000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 10016000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 7857000,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 7290000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 33895000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 31677000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 31845000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfSharesOutstandingBasic",
      "taxonomy": "us-gaap",
      "label": "Basic weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Time-weighted shares used for basic earnings per share. This denominator differs from shares outstanding at a single reporting date.",
      "observations": [
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 12816415,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 12780980,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 12585961,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 12160983,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 11522333,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 10083942,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 10067379,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 10066679,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 10066679,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 10066679,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 10066679,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfDilutedSharesOutstanding",
      "taxonomy": "us-gaap",
      "label": "Diluted weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Weighted-average shares used for diluted earnings per share. Potential shares are included under the applicable dilution rules, not simply added to outstanding shares.",
      "observations": [
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 12831786,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 12855351,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 12697620,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 12277736,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 11574892,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 10112653,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 10096387,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 10066679,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 10066679,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 10066679,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 10066679,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "EarningsPerShareBasic",
      "taxonomy": "us-gaap",
      "label": "Basic earnings per share",
      "kind": "duration",
      "unitKind": "per-share",
      "meaning": "Reported earnings or loss per basic common share or unit. Inspect attribution, share classes and restatements before comparing periods. This is not a market return.",
      "observations": [
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 0.52,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 0.65,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 0.68,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 0.21,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1.16,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 0.21,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 0.06,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -2.64,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 0.22,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -0.02,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -0.04,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010",
          "unit": "USD/shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -1.68,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2009",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "EarningsPerShareDiluted",
      "taxonomy": "us-gaap",
      "label": "Diluted earnings per share",
      "kind": "duration",
      "unitKind": "per-share",
      "meaning": "Reported earnings or loss per share under dilution rules. Antidilutive instruments may be excluded. A diluted value can equal the basic value without implying no potential dilution.",
      "observations": [
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 0.52,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "USD/shares"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 0.64,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "USD/shares"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 0.67,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "USD/shares"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 0.21,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1.15,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 0.21,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 0.06,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -2.64,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 0.22,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -0.02,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -0.04,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010",
          "unit": "USD/shares"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -1.68,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2009",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "IncomeTaxExpenseBenefit",
      "taxonomy": "us-gaap",
      "label": "Income tax expense or benefit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Current and deferred income tax expense or benefit for continuing operations. This accounting expense differs from cash taxes paid.",
      "observations": [
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 2676000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 3328000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 2977000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 5022000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -10014000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 90000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 31000,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 8710000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 2658000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 1210000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 1172000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -9928000,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2009",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PropertyPlantAndEquipmentNet",
      "taxonomy": "us-gaap",
      "label": "Net property, plant and equipment",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Carrying amount of property, plant and equipment after accumulated depreciation, depletion and amortization. It is not replacement cost or market value.",
      "observations": [
        {
          "end": "2020-12-31",
          "val": 20940000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 22144000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 22745000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 23139000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 24030000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 24290000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 25159000,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 25838000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 26448000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 27218000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 28327000,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2010Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ShareBasedCompensation",
      "taxonomy": "us-gaap",
      "label": "Share-based compensation expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Reported noncash expense for share-based payment arrangements. Noncash treatment does not mean the awards have no economic cost to shareholders.",
      "observations": [
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 133000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 146000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 218000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 205000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 184000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 120000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 201000,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 108000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 43000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 61000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 162000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 128000,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2009",
          "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": "2020-01-01",
          "end": "2020-12-31",
          "val": 6391000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 9303000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 8603000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 7630000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 8561000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 8992000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 8634000,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 9184000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 12502000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 15587000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 19329000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 26051000,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2009",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Goodwill",
      "taxonomy": "us-gaap",
      "label": "Goodwill carrying amount",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Recognized goodwill remaining after accumulated impairment. It arises from business combinations and does not measure the current value of the company’s brand.",
      "observations": [
        {
          "end": "2020-12-31",
          "val": 1104000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 1104000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 1104000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 1099000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 334000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2016Q4I",
          "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": "2020-12-31",
          "val": 12843349,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "unit": "shares"
        },
        {
          "end": "2019-12-31",
          "val": 12810926,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019Q4I",
          "unit": "shares"
        },
        {
          "end": "2018-12-31",
          "val": 12759576,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "shares"
        },
        {
          "end": "2017-12-31",
          "val": 12233424,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017Q4I",
          "unit": "shares"
        },
        {
          "end": "2016-12-31",
          "val": 12123179,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016Q4I",
          "unit": "shares"
        },
        {
          "end": "2015-12-31",
          "val": 10088879,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015Q4I",
          "unit": "shares"
        },
        {
          "end": "2014-12-31",
          "val": 10067379,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014Q4I",
          "unit": "shares"
        },
        {
          "end": "2013-12-31",
          "val": 10066679,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013Q4I",
          "unit": "shares"
        },
        {
          "end": "2012-12-31",
          "val": 10066679,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012Q4I",
          "unit": "shares"
        },
        {
          "end": "2011-12-31",
          "val": 10066679,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011Q4I",
          "unit": "shares"
        },
        {
          "end": "2010-12-31",
          "val": 10066679,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2010Q4I",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents",
      "taxonomy": "us-gaap",
      "label": "Cash including restricted cash",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Cash, cash equivalents and restricted cash as reported in the cash flow reconciliation. Restricted amounts are not freely available, so this is not the same as unrestricted cash.",
      "observations": [
        {
          "end": "2020-12-31",
          "val": 156609000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 88193000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 188340000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 21853000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 67014000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2016Q4I",
          "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": "2020-12-31",
          "val": 66251000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 65944000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 65538000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 65137000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 64471000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 76335000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 75848000,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 75374000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 74996000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 74683000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 74352000,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2010Q4I",
          "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": "2020-12-31",
          "val": 52000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": -45000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": -73000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": -35000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 0,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PropertyPlantAndEquipmentGross",
      "taxonomy": "us-gaap",
      "label": "Gross property, plant and equipment",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Cost of property, plant and equipment before accumulated depreciation. Historical cost does not indicate current value or replacement cost.",
      "observations": [
        {
          "end": "2020-12-31",
          "val": 38225000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 38104000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 37262000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 36390000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 36002000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 35099000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 35620000,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 35631000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 35314000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 35003000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment",
      "taxonomy": "us-gaap",
      "label": "Accumulated depreciation on property, plant and equipment",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Cumulative depreciation, depletion and amortization recorded against property, plant and equipment. It measures cost allocation to date, not physical wear or market value.",
      "observations": [
        {
          "end": "2020-12-31",
          "val": 17285000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 15960000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 14517000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 13251000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 11972000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 10809000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 10461000,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 9793000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 8866000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 7785000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011Q4I",
          "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": "2020-12-31",
          "val": 2925000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 2718000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 12923000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 2893000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 2842000,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 2557000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 10926000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 12953000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011Q4I",
          "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": "2019-01-01",
          "end": "2019-12-31",
          "val": 8374000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 8569000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 2818000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "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": "2020-01-01",
          "end": "2020-12-31",
          "val": 6803000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 8310000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 8531000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 2783000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 15540000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "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": "2020-01-01",
          "end": "2020-12-31",
          "val": 6706000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 8282000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 8499000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 2538000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 13318000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 2159000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 567000,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -26605000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 2218000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -168000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -361000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -16928000,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2009",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Depreciation",
      "taxonomy": "us-gaap",
      "label": "Depreciation expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Depreciation recognized for the period under this concept. It is a noncash allocation of asset cost and may exclude amortization and depletion reported elsewhere.",
      "observations": [
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 1600000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1400000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 1300000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 1200000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1200000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 1137000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 1110000,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 1054000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 1081000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 1248000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 1238000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": 1276000,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2009",
          "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": "2020-01-01",
          "end": "2020-12-31",
          "val": 2996000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 2632000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 25000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 228000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 67000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 90000,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 31000,
          "accn": "0001140361-16-058140",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-17",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 2000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 452000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 51000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -988000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010",
          "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": "2020-01-01",
          "end": "2020-12-31",
          "val": -320000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 696000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 2952000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 4794000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -10081000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 0,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 0,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 8708000,
          "accn": "0001140361-15-012228",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-17",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 2206000,
          "accn": "0001140361-14-013276",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-18",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 1159000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 2160000,
          "accn": "0000868271-13-000013",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-03-15",
          "frame": "CY2010",
          "unit": "USD"
        },
        {
          "start": "2009-01-01",
          "end": "2009-12-31",
          "val": -9194000,
          "accn": "0000868271-12-000011",
          "fy": 2011,
          "fp": "FY",
          "form": "10-K",
          "filed": "2012-03-15",
          "frame": "CY2009",
          "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": "2020-01-01",
          "end": "2020-12-31",
          "val": 6544000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 9354000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 8578000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 7773000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 11160000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "IncomeTaxesPaidNet",
      "taxonomy": "us-gaap",
      "label": "Income taxes paid, net",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Cash income taxes paid net of refunds during the period. It differs from income tax expense and can reflect prior years and estimated payments.",
      "observations": [
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 2428000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 1919000,
          "accn": "0001558370-21-003804",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-31",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 103000,
          "accn": "0001558370-20-002751",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-16",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 92000,
          "accn": "0001558370-19-003066",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-04-18",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -1457000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "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": 207000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 10584000,
          "accn": "0001140361-18-015686",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-29",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 0,
          "accn": "0001140361-17-012935",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-22",
          "frame": "CY2015",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/5ba048bb4f7e5e502adcb81bc8a42a8ae38b6c204a8ec8f411984809d360441f.json.gz"
}
