{
  "schema": "canli.company-reference.v1",
  "cik": "0001005699",
  "name": "MAGICJACK VOCALTEC LTD",
  "selection_policy": "extended-v23",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0001005699.json",
  "source_sha256": "abb469b6ef8f5d9818d084b710ae60d5b135b3fd29d1a21f16e4c839cfc47647",
  "fetched_at": "2026-09-22T19:37:10.297Z",
  "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": "2017-12-31",
          "val": 141042000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 174517000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 168836000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 194233000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 171894000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 120767000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 110630000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2011Q4I",
          "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": "2017-12-31",
          "val": 104480000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 116317000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 121168000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 145147000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 134452000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 145537000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 137007000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2011Q4I",
          "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": "2017-12-31",
          "val": 36562000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 58835000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 47668000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 49086000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 37442000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": -24770000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": -26377000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": -121000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": -49047000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CashAndCashEquivalentsAtCarryingValue",
      "taxonomy": "us-gaap",
      "label": "Cash and cash equivalents",
      "kind": "instant",
      "meaning": "Cash and qualifying short-term liquid investments under the filer’s accounting policy. Restricted cash and longer-term investments may be reported separately.",
      "observations": [
        {
          "end": "2017-12-31",
          "val": 52638000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 52394000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 78589000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 75945000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 45997000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 18959000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 12961000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2011Q4I",
          "unit": "USD"
        },
        {
          "end": "2010-12-31",
          "val": 28628000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2010Q4I",
          "unit": "USD"
        },
        {
          "end": "2009-12-31",
          "val": 13335000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2009Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetIncomeLoss",
      "taxonomy": "us-gaap",
      "label": "Net income or loss",
      "kind": "duration",
      "meaning": "Reported profit or loss for the period. Check the filing for attribution, exceptional items and discontinued operations before comparing companies.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -24963000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 5691000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 13510000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 3785000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 70311000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 55851000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -836000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -1555000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInOperatingActivities",
      "taxonomy": "us-gaap",
      "label": "Operating cash flow",
      "kind": "duration",
      "meaning": "Cash generated or used by operating activities. Working-capital timing can make this differ substantially from reported income.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 2027000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 15250000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 25364000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 25025000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 35281000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 65262000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 25330000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 23362000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PaymentsToAcquirePropertyPlantAndEquipment",
      "taxonomy": "us-gaap",
      "label": "Capital expenditure payments",
      "kind": "duration",
      "meaning": "Cash payments to acquire property, plant and equipment. This taxonomy concept does not capture every form of investment or acquisition.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 611000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 605000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 1024000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 2213000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 176000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 217000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 974000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 2647000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Revenues",
      "taxonomy": "us-gaap",
      "label": "Revenue",
      "kind": "duration",
      "meaning": "Revenue under this specific accounting concept. A missing value is not zero; filers can use other revenue concepts.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 87993000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 97398000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 100962000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 116322000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 143492000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 158362000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 110450000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 119678000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInFinancingActivities",
      "taxonomy": "us-gaap",
      "label": "Financing cash flow",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net cash from financing activities, including borrowing, repayments and transactions with owners. A positive amount does not establish operating profitability.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -352000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -420000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -21696000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -1473000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -20204000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -54594000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -31957000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -8214000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInInvestingActivities",
      "taxonomy": "us-gaap",
      "label": "Investing cash flow",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net cash from investing activities, including asset purchases, disposals and investment transactions. This differs from capital expenditure payments alone.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -1431000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -41025000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -1024000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 6396000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 11961000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -4670000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -9040000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 145000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "RetainedEarningsAccumulatedDeficit",
      "taxonomy": "us-gaap",
      "label": "Retained earnings or deficit",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Accumulated undistributed earnings or deficit at the reporting date. This balance is not cash available for distribution.",
      "observations": [
        {
          "end": "2017-12-31",
          "val": 28822000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 53785000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 48094000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 34584000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 30799000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": -39512000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": -95363000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2011Q4I",
          "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": "2017-01-01",
          "end": "2017-12-31",
          "val": 16088000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 15815000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 16975000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 17831,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 18468,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 19916000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 23342000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 21630000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "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": "2017-01-01",
          "end": "2017-12-31",
          "val": 16088000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 16064000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 17045000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 17868,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 18476,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 19985000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 23342000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 21630000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "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": "2017-01-01",
          "end": "2017-12-31",
          "val": -1.55,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 0.36,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 0.8,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 0.21,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 3.81,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 2.8,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -0.08,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -0.07,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "EarningsPerShareDiluted",
      "taxonomy": "us-gaap",
      "label": "Diluted earnings per share",
      "kind": "duration",
      "unitKind": "per-share",
      "meaning": "Reported earnings or loss per share under dilution rules. Antidilutive instruments may be excluded. A diluted value can equal the basic value without implying no potential dilution.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -1.55,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD/shares"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 0.35,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD/shares"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 0.79,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD/shares"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 0.21,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD/shares"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 2.73,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD/shares"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 2.73,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD/shares"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -0.08,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD/shares"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -0.07,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "IncomeTaxExpenseBenefit",
      "taxonomy": "us-gaap",
      "label": "Income tax expense or benefit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Current and deferred income tax expense or benefit for continuing operations. This accounting expense differs from cash taxes paid.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -3129000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 8719000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 11802000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 9745000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -23163000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -8961000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 61000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -32000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PropertyPlantAndEquipmentNet",
      "taxonomy": "us-gaap",
      "label": "Net property, plant and equipment",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Carrying amount of property, plant and equipment after accumulated depreciation, depletion and amortization. It is not replacement cost or market value.",
      "observations": [
        {
          "end": "2017-12-31",
          "val": 2772000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 3805000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 3302000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 3564000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 1959000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 2348000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 2669000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2011Q4I",
          "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": "2017-01-01",
          "end": "2017-12-31",
          "val": 3042000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 4220000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 5268000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 7190000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 2806000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 3190000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 2447000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 5075000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingIncomeLoss",
      "taxonomy": "us-gaap",
      "label": "Operating income or loss",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Operating revenue less operating expenses for the reporting period. It excludes items outside the reported operating result and is not free cash flow.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -28181000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 13755000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 25343000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 13564000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 47446000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 43565000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -4645000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -2293000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AssetsCurrent",
      "taxonomy": "us-gaap",
      "label": "Current assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Assets classified as current under the normal operating cycle or one-year boundary. Not all current assets can be converted immediately into cash.",
      "observations": [
        {
          "end": "2017-12-31",
          "val": 63141000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 67269000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 95103000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 115639000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 91598000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 59284000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 62904000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2011Q4I",
          "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": "2015-01-01",
          "end": "2015-12-31",
          "val": 57000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 192000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 307000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 411000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 277000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 146000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "LiabilitiesCurrent",
      "taxonomy": "us-gaap",
      "label": "Current liabilities",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Obligations classified as current under the operating-cycle or one-year boundary. The balance includes more than short-term borrowing.",
      "observations": [
        {
          "end": "2017-12-31",
          "val": 51896000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 61250000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 59924000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 76927000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 68014000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 84258000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 86645000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccountsPayableCurrent",
      "taxonomy": "us-gaap",
      "label": "Current accounts payable",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Current amounts owed to suppliers for goods and services received. This is one component of current liabilities, not all accrued obligations.",
      "observations": [
        {
          "end": "2017-12-31",
          "val": 3199000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 2790000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 1086000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 2879000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 2217000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 3651000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 6845000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2011Q4I",
          "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": "2017-12-31",
          "val": 32304000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 47185000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 32304000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 32304000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 32304000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 32304000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 32304000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "FiniteLivedIntangibleAssetsNet",
      "taxonomy": "us-gaap",
      "label": "Net finite-lived intangible assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Finite-lived intangible assets after amortization. This excludes goodwill and should not be combined with indefinite-lived intangible assets without checking scope.",
      "observations": [
        {
          "end": "2017-12-31",
          "val": 8445000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 26193000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 5477000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 8262000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 14460000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 14657000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 10450000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccountsReceivableNetCurrent",
      "taxonomy": "us-gaap",
      "label": "Net current accounts receivable",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Current customer receivables after the allowance for credit loss. The balance is not cash collected or a guarantee of collection.",
      "observations": [
        {
          "end": "2017-12-31",
          "val": 2428000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 3171000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 2925000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 3903000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PaymentsForRepurchaseOfCommonStock",
      "taxonomy": "us-gaap",
      "label": "Common-stock repurchase payments",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Cash paid to reacquire common stock during the period. This is not an authorization limit or a direct measure of the net change in share count.",
      "observations": [
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 20000000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 18704000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 66509000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 28182000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 81000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingExpenses",
      "taxonomy": "us-gaap",
      "label": "Operating expenses",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Recurring operating costs under this accounting concept, generally excluding production costs included in cost of sales. Check filing presentation before combining expense subtotals.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 83236000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 46909000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 41477000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 60217000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 46952000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 53472000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 63914000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 64798000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "InventoryNet",
      "taxonomy": "us-gaap",
      "label": "Net inventory",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Inventory carrying amount after applicable valuation and LIFO reserves. It does not establish realizable selling proceeds or inventory turnover without other inputs.",
      "observations": [
        {
          "end": "2017-12-31",
          "val": 1880000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 4441000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 5723000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 5635000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 4490000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 5340000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 8676000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "GrossProfit",
      "taxonomy": "us-gaap",
      "label": "Gross profit",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Revenue less the costs directly attributed to the goods or services sold. It precedes other operating expenses and is not net income.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 55055000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 60664000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 66820000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 73781000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 94398000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 97037000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 59269000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 62505000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CostOfRevenue",
      "taxonomy": "us-gaap",
      "label": "Cost of revenue",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Costs attributed to goods produced and sold and services provided during the period. This is not the sum of every operating expense.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 32938000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 36734000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 34142000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 42541000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 49094000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 61325000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 51181000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 57173000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ResearchAndDevelopmentExpense",
      "taxonomy": "us-gaap",
      "label": "Research and development expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Research and development costs recognized as expense. Capitalization policies and acquired projects can make this differ from total cash invested in development.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 5896000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 5199000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 4521000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 5871000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 5661000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 2594000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 2716000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 3991000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CommonStockSharesOutstanding",
      "taxonomy": "us-gaap",
      "label": "Common shares outstanding",
      "kind": "instant",
      "unitKind": "shares",
      "meaning": "Common shares outstanding at the reporting date. This point-in-time count differs from the weighted-average shares used for earnings per share and can exclude other share classes.",
      "observations": [
        {
          "end": "2013-12-31",
          "val": 25029000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2013Q4I",
          "unit": "shares"
        },
        {
          "end": "2012-12-31",
          "val": 24728000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2012Q4I",
          "unit": "shares"
        },
        {
          "end": "2011-12-31",
          "val": 24344000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2011Q4I",
          "unit": "shares"
        }
      ]
    },
    {
      "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": "2017-12-31",
          "val": 13848000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 13567000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 14573000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 10414000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 3692000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 1729000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 497000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2011Q4I",
          "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": "2013-12-31",
          "val": -642000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": -1494000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": -783000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest",
      "taxonomy": "us-gaap",
      "label": "Total equity including noncontrolling interests",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Equity including the portion attributable to noncontrolling interests. It is larger than or equal to parent stockholders equity and is not market capitalization.",
      "observations": [
        {
          "end": "2017-12-31",
          "val": 36562000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 58200000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 47668000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 49086000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2014Q4I",
          "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": "2017-12-31",
          "val": 7251000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 9922000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 8969000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 8517000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 7898000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 7345000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 6807000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "IntangibleAssetsNetExcludingGoodwill",
      "taxonomy": "us-gaap",
      "label": "Net intangible assets excluding goodwill",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Intangible assets other than goodwill after amortization and impairment. Internally developed intangibles are usually not recognized, so this understates what a company relies on.",
      "observations": [
        {
          "end": "2017-12-31",
          "val": 10190000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 28854000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 6687000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 9473000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 15656000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 16136000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 11494000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OtherAssetsNoncurrent",
      "taxonomy": "us-gaap",
      "label": "Other noncurrent assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Noncurrent assets the filer does not present separately. The composition differs by filer and is described only in the filing.",
      "observations": [
        {
          "end": "2017-12-31",
          "val": 909000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 836000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 751000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 743000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 693000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 864000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 1259000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OtherLiabilitiesNoncurrent",
      "taxonomy": "us-gaap",
      "label": "Other noncurrent liabilities",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Noncurrent liabilities the filer does not present separately. The composition differs by filer and is described only in the filing.",
      "observations": [
        {
          "end": "2017-12-31",
          "val": 13787000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 10866000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 11098000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 13438000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 6487000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 3114000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 4219000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2011Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccruedLiabilitiesCurrent",
      "taxonomy": "us-gaap",
      "label": "Accrued current liabilities",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Current obligations accrued for goods and services received but not yet invoiced or paid. This is one component of current liabilities, not all short-term obligations.",
      "observations": [
        {
          "end": "2017-12-31",
          "val": 6454000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 8426000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016Q4I",
          "unit": "USD"
        },
        {
          "end": "2015-12-31",
          "val": 6284000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2015Q4I",
          "unit": "USD"
        },
        {
          "end": "2014-12-31",
          "val": 8406000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2014Q4I",
          "unit": "USD"
        },
        {
          "end": "2013-12-31",
          "val": 9236000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013Q4I",
          "unit": "USD"
        },
        {
          "end": "2012-12-31",
          "val": 13569000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2012Q4I",
          "unit": "USD"
        },
        {
          "end": "2011-12-31",
          "val": 8109000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "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": "2017-01-01",
          "end": "2017-12-31",
          "val": -24963000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 5056000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 13510000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 3785000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "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": "2016-01-01",
          "end": "2016-12-31",
          "val": 5691000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 13510000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 4427000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 71163000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 55140000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -2608000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -596000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "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": "2017-01-01",
          "end": "2017-12-31",
          "val": -24963000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 5691000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 3785000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 70311000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 55851000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -1791000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -1555000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "GeneralAndAdministrativeExpense",
      "taxonomy": "us-gaap",
      "label": "General and administrative expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "General and administrative costs reported under this concept, separate from selling expense. Filers group overhead differently, so compare presentation before comparing companies.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 38425000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 33327000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 27547000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 33912000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 26998000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 27697000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 29050000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 28645000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "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": "2017-01-01",
          "end": "2017-12-31",
          "val": 1283000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1191000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 800000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 600000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 600000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 500000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 2100000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 1700000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "DepreciationDepletionAndAmortization",
      "taxonomy": "us-gaap",
      "label": "Depreciation, depletion and amortization",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Combined depreciation, depletion and amortization for the period. A noncash allocation of asset cost, not a measure of maintenance spending.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 4374000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 4733000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 3585000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 4823000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 4858000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 3302000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 4160000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 2946000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AmortizationOfIntangibleAssets",
      "taxonomy": "us-gaap",
      "label": "Amortization of intangible assets",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Amortization recognized on finite-lived intangible assets. It follows acquisition accounting and does not indicate the intangibles are losing usefulness at that rate.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 3091000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 3542000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 2800000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 4200000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 4300000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 2800000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 2100000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 1200000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OtherNonoperatingIncomeExpense",
      "taxonomy": "us-gaap",
      "label": "Other nonoperating income or expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Other income or expense outside operations under this concept. The composition is filer-specific and can include one-time items.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -34000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -6000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 4000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 16000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 41000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 35000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 263000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NonoperatingIncomeExpense",
      "taxonomy": "us-gaap",
      "label": "Nonoperating income or expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Total nonoperating income or expense, which can include interest, investment results and other items. A positive value is not operating profit.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 89000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 20000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -31000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -34000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -298000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 3325000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 3870000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 706000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "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": "2017-01-01",
          "end": "2017-12-31",
          "val": -1153000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 4615000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 9027000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 2000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": 1951000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 1984000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": -32000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -219000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "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": "2017-01-01",
          "end": "2017-12-31",
          "val": -4605000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 4418000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 12863000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": -4423000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -29007000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -10945000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 93000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 187000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "IncreaseDecreaseInAccountsReceivable",
      "taxonomy": "us-gaap",
      "label": "Change in accounts receivable",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "The cash flow adjustment for the change in receivables during the period. A positive value under this concept means receivables grew and reduced operating cash flow.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -736000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -118000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -897000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 721000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -579000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": 6366000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 14884000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": 7319000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "IncreaseDecreaseInInventories",
      "taxonomy": "us-gaap",
      "label": "Change in inventories",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "The cash flow adjustment for the change in inventories during the period. A positive value under this concept means inventory grew and reduced operating cash flow.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -2456000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": -1584000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": 88000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 1145000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -850000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -3336000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 5668000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -702000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "IncreaseDecreaseInAccountsPayable",
      "taxonomy": "us-gaap",
      "label": "Change in accounts payable",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "The cash flow adjustment for the change in payables during the period. A positive value under this concept means payables grew and added to operating cash flow.",
      "observations": [
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 653000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2017",
          "unit": "USD"
        },
        {
          "start": "2016-01-01",
          "end": "2016-12-31",
          "val": 1522000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2016",
          "unit": "USD"
        },
        {
          "start": "2015-01-01",
          "end": "2015-12-31",
          "val": -1782000,
          "accn": "0001178913-18-000881",
          "fy": 2017,
          "fp": "FY",
          "form": "10-K",
          "filed": "2018-03-16",
          "frame": "CY2015",
          "unit": "USD"
        },
        {
          "start": "2014-01-01",
          "end": "2014-12-31",
          "val": 651000,
          "accn": "0001178913-17-000808",
          "fy": 2016,
          "fp": "FY",
          "form": "10-K",
          "filed": "2017-03-16",
          "frame": "CY2014",
          "unit": "USD"
        },
        {
          "start": "2013-01-01",
          "end": "2013-12-31",
          "val": -473000,
          "accn": "0001178913-16-004718",
          "fy": 2015,
          "fp": "FY",
          "form": "10-K",
          "filed": "2016-03-15",
          "frame": "CY2013",
          "unit": "USD"
        },
        {
          "start": "2012-01-01",
          "end": "2012-12-31",
          "val": -4155000,
          "accn": "0001178913-15-000885",
          "fy": 2014,
          "fp": "FY",
          "form": "10-K",
          "filed": "2015-03-16",
          "frame": "CY2012",
          "unit": "USD"
        },
        {
          "start": "2011-01-01",
          "end": "2011-12-31",
          "val": 4255000,
          "accn": "0001178913-14-000922",
          "fy": 2013,
          "fp": "FY",
          "form": "10-K",
          "filed": "2014-03-12",
          "frame": "CY2011",
          "unit": "USD"
        },
        {
          "start": "2010-01-01",
          "end": "2010-12-31",
          "val": -3722000,
          "accn": "0001178913-13-000986",
          "fy": 2012,
          "fp": "FY",
          "form": "10-K",
          "filed": "2013-04-02",
          "frame": "CY2010",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/abb469b6ef8f5d9818d084b710ae60d5b135b3fd29d1a21f16e4c839cfc47647.json.gz"
}
