{
  "schema": "canli.company-reference.v1",
  "cik": "0000882361",
  "name": "APTOSE BIOSCIENCES INC.",
  "selection_policy": "extended-v23",
  "source_url": "https://data.sec.gov/api/xbrl/companyfacts/CIK0000882361.json",
  "source_sha256": "7f77ad475e70835c104c58aaab4bd51268b09e41c459e013eaa3d9de6f814a73",
  "fetched_at": "2026-09-21T17:17:37.328Z",
  "policy": "Latest-filed annual-report facts per unit and reporting period at capture time. Duration facts cover 300 to 400 days. This selection can include restatements and is not a point-in-time backtest dataset. Missing concepts are omitted, never zero-filled. Values retain original units and are not currency converted. Extended concepts require compatible unit shapes and at least three reporting ends with changing values within one unit. Constant or incompatible added histories are omitted.",
  "claim_boundary": "Public company accounting reference, not market prices, returns, an investment recommendation, or ALPHAC performance. Validate a separately constructed return series with the validation API; accounting values are not returns.",
  "concepts": [
    {
      "tag": "Assets",
      "taxonomy": "us-gaap",
      "label": "Total assets",
      "kind": "instant",
      "meaning": "Resources recognized on the balance sheet. Book assets are not the market value of the business.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 10012000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 10127000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 12989000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 51027000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 82525000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 126262000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 100476000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 16870000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 11967000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "Liabilities",
      "taxonomy": "us-gaap",
      "label": "Total liabilities",
      "kind": "instant",
      "meaning": "Recognized obligations at the reporting date. The definition and scope differ from interest-bearing debt.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 37179000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 14670000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 15890000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 13286000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 8289000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 7347000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 6550000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 2789000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "StockholdersEquity",
      "taxonomy": "us-gaap",
      "label": "Stockholders equity",
      "kind": "instant",
      "meaning": "The reported residual interest after liabilities. It is an accounting amount, not market capitalization.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": -27167000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": -4543000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": -2901000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 37741000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 74236000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 118915000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 93926000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 14081000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 10202000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2017Q4I",
          "unit": "USD"
        },
        {
          "end": "2016-12-31",
          "val": 7328000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "CashAndCashEquivalentsAtCarryingValue",
      "taxonomy": "us-gaap",
      "label": "Cash and cash equivalents",
      "kind": "instant",
      "meaning": "Cash and qualifying short-term liquid investments under the filer’s accounting policy. Restricted cash and longer-term investments may be reported separately.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 935000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 6152000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 9252000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 36970000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 39114000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 117393000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 79842000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 15299000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 10631000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetIncomeLoss",
      "taxonomy": "us-gaap",
      "label": "Net income or loss",
      "kind": "duration",
      "meaning": "Reported profit or loss for the period. Check the filing for attribution, exceptional items and discontinued operations before comparing companies.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -25468000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -25430000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -51207000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -41823000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -65354000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -55238000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -26277000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -28868000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -11643000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "frame": "CY2017",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInOperatingActivities",
      "taxonomy": "us-gaap",
      "label": "Operating cash flow",
      "kind": "duration",
      "meaning": "Cash generated or used by operating activities. Working-capital timing can make this differ substantially from reported income.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -21990000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -35977000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -44590000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -32322000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -43304000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -33891000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -21558000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -23207000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -10223000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "frame": "CY2017",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PaymentsToAcquirePropertyPlantAndEquipment",
      "taxonomy": "us-gaap",
      "label": "Capital expenditure payments",
      "kind": "duration",
      "meaning": "Cash payments to acquire property, plant and equipment. This taxonomy concept does not capture every form of investment or acquisition.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 0,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 5000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 29000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 24000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 212000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 79000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 102000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 329000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 13000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "frame": "CY2017",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInFinancingActivities",
      "taxonomy": "us-gaap",
      "label": "Financing cash flow",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net cash from financing activities, including borrowing, repayments and transactions with owners. A positive amount does not establish operating profitability.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 19379000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 33414000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 6910000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 116000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 226000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 58807000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 103448000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 27871000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 13718000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "frame": "CY2017",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "NetCashProvidedByUsedInInvestingActivities",
      "taxonomy": "us-gaap",
      "label": "Investing cash flow",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net cash from investing activities, including asset purchases, disposals and investment transactions. This differs from capital expenditure payments alone.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 0,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 18000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 9960000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 30066000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -35208000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 12628000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -17370000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 12000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -811000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "frame": "CY2017",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "RetainedEarningsAccumulatedDeficit",
      "taxonomy": "us-gaap",
      "label": "Retained earnings or deficit",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Accumulated undistributed earnings or deficit at the reporting date. This balance is not cash available for distribution.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": -566435000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": -540967000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": -515537000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": -464330000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": -422507000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": -357153000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": -301915000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": -275638000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": -246770000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfSharesOutstandingBasic",
      "taxonomy": "us-gaap",
      "label": "Basic weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Time-weighted shares used for basic earnings per share. This denominator differs from shares outstanding at a single reporting date.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 2447353,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 698980,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 225154,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 6151000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 89086,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "WeightedAverageNumberOfDilutedSharesOutstanding",
      "taxonomy": "us-gaap",
      "label": "Diluted weighted-average shares",
      "kind": "duration",
      "unitKind": "shares",
      "meaning": "Weighted-average shares used for diluted earnings per share. Potential shares are included under the applicable dilution rules, not simply added to outstanding shares.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 2447353,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025",
          "unit": "shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 698980,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024",
          "unit": "shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 225154,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023",
          "unit": "shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 6151000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022",
          "unit": "shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 89086,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021",
          "unit": "shares"
        }
      ]
    },
    {
      "tag": "EarningsPerShareBasic",
      "taxonomy": "us-gaap",
      "label": "Basic earnings per share",
      "kind": "duration",
      "unitKind": "per-share",
      "meaning": "Reported earnings or loss per basic common share or unit. Inspect attribution, share classes and restatements before comparing periods. This is not a market return.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -10.41,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -36.38,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -227.43,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -6.8,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -0.73,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "EarningsPerShareDiluted",
      "taxonomy": "us-gaap",
      "label": "Diluted earnings per share",
      "kind": "duration",
      "unitKind": "per-share",
      "meaning": "Reported earnings or loss per share under dilution rules. Antidilutive instruments may be excluded. A diluted value can equal the basic value without implying no potential dilution.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": -10.41,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025",
          "unit": "USD/shares"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -36.38,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024",
          "unit": "USD/shares"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -227.43,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023",
          "unit": "USD/shares"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -6.8,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022",
          "unit": "USD/shares"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -0.73,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021",
          "unit": "USD/shares"
        }
      ]
    },
    {
      "tag": "PropertyPlantAndEquipmentNet",
      "taxonomy": "us-gaap",
      "label": "Net property, plant and equipment",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Carrying amount of property, plant and equipment after accumulated depreciation, depletion and amortization. It is not replacement cost or market value.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 4000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 26000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 152000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 211000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 323000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 261000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 334000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 384000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 142000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ShareBasedCompensation",
      "taxonomy": "us-gaap",
      "label": "Share-based compensation expense",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Reported noncash expense for share-based payment arrangements. Noncash treatment does not mean the awards have no economic cost to shareholders.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 477000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 1060000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 3653000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 5207000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 12949000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 21438000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 2296000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 4276000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 817000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "frame": "CY2017",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AssetsCurrent",
      "taxonomy": "us-gaap",
      "label": "Current assets",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Assets classified as current under the normal operating cycle or one-year boundary. Not all current assets can be converted immediately into cash.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 6446000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 9530000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 11894000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 49519000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 81737000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 125076000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 98766000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 16486000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 11825000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "LiabilitiesCurrent",
      "taxonomy": "us-gaap",
      "label": "Current liabilities",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Obligations classified as current under the operating-cycle or one-year boundary. The balance includes more than short-term borrowing.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 9306000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 4459000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 15269000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 12284000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 8174000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 6812000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 5539000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 2789000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 1765000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "AccountsPayableCurrent",
      "taxonomy": "us-gaap",
      "label": "Current accounts payable",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Current amounts owed to suppliers for goods and services received. This is one component of current liabilities, not all accrued obligations.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 2911000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 1258000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 3492000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 3342000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 1699000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 2171000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 1960000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 1315000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 589000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingExpenses",
      "taxonomy": "us-gaap",
      "label": "Operating expenses",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Recurring operating costs under this accounting concept, generally excluding production costs included in cost of sales. Check filing presentation before combining expense subtotals.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 24723000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 26257000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 52356000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 42602000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 65447000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 55768000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 26857000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 29107000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 11826000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "frame": "CY2017",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 11341000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 15103000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 33273000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 24532000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 45985000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 29288000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 16835000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 18733000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 6274000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "frame": "CY2017",
          "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": "2025-12-31",
          "val": 2552429,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "unit": "shares"
        },
        {
          "end": "2024-12-31",
          "val": 2006028,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024Q4I",
          "unit": "shares"
        },
        {
          "end": "2023-12-31",
          "val": 264745,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023Q4I",
          "unit": "shares"
        },
        {
          "end": "2022-12-31",
          "val": 6157749,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022Q4I",
          "unit": "shares"
        },
        {
          "end": "2021-12-31",
          "val": 92215024,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021Q4I",
          "unit": "shares"
        },
        {
          "end": "2020-12-31",
          "val": 88881737,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020Q4I",
          "unit": "shares"
        },
        {
          "end": "2019-12-31",
          "val": 76108031,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019Q4I",
          "unit": "shares"
        },
        {
          "end": "2018-12-31",
          "val": 38161808,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "shares"
        },
        {
          "end": "2017-12-31",
          "val": 27502053,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "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": "2025-12-31",
          "val": 83813000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 83336000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 72146000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 68869000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 63673000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 50861000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 34649000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 32963000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 29365000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "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": "2025-12-31",
          "val": -4316000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": -4316000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": -4316000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": -4318000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": -4316000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": -4316000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": -4298000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": -4316000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": -4316000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingLeaseRightOfUseAsset",
      "taxonomy": "us-gaap",
      "label": "Operating lease right-of-use asset",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Carrying amount of the right to use leased assets under operating leases. It reflects discounted remaining payments, not the value of the underlying property.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 175000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 571000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 943000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 1297000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 465000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 925000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-01-01",
          "val": 1837000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 1376000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-01-01",
          "val": 1570000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2018Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingLeaseLiability",
      "taxonomy": "us-gaap",
      "label": "Operating lease liability",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Present value of remaining operating lease payments. Discount-rate choices and lease terms affect the amount; it is not the sum of undiscounted future rent.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 193000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 621000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 1015000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 1303000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 574000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 1074000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 1532000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-01-01",
          "val": 1647000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2018Q4I",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "PropertyPlantAndEquipmentGross",
      "taxonomy": "us-gaap",
      "label": "Gross property, plant and equipment",
      "kind": "instant",
      "unitKind": "money",
      "meaning": "Cost of property, plant and equipment before accumulated depreciation. Historical cost does not indicate current value or replacement cost.",
      "observations": [
        {
          "end": "2025-12-31",
          "val": 512000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 544000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 801000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 941000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 1113000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 901000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 822000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 720000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 404000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "frame": "CY2017Q4I",
          "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": "2025-12-31",
          "val": 508000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025Q4I",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 518000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 649000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 730000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 790000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 640000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 488000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 336000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 262000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "frame": "CY2017Q4I",
          "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": "2025-12-31",
          "val": 6202000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "unit": "USD"
        },
        {
          "end": "2024-12-31",
          "val": 2773000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024Q4I",
          "unit": "USD"
        },
        {
          "end": "2023-12-31",
          "val": 8829000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023Q4I",
          "unit": "USD"
        },
        {
          "end": "2022-12-31",
          "val": 5085000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022Q4I",
          "unit": "USD"
        },
        {
          "end": "2021-12-31",
          "val": 6016000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021Q4I",
          "unit": "USD"
        },
        {
          "end": "2020-12-31",
          "val": 4102000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020Q4I",
          "unit": "USD"
        },
        {
          "end": "2019-12-31",
          "val": 3058000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019Q4I",
          "unit": "USD"
        },
        {
          "end": "2018-12-31",
          "val": 1474000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018Q4I",
          "unit": "USD"
        },
        {
          "end": "2017-12-31",
          "val": 1176000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "ComprehensiveIncomeNetOfTax",
      "taxonomy": "us-gaap",
      "label": "Comprehensive income or loss",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Net income plus other comprehensive income after tax. It includes unrealized items that net income excludes and is not a cash measure.",
      "observations": [
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": -25430000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": -51205000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": -41825000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -65354000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": -55256000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": -26259000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": -28868000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": -11661000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "frame": "CY2017",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 13382000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 11154000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 15591000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 14514000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 19462000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 26480000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 10022000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 10374000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 5552000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "frame": "CY2017",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": 22000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 32000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 88000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023",
          "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": "2023-01-01",
          "end": "2023-12-31",
          "val": 88000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 120000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 150000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 152000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 152000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 87000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 84000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "frame": "CY2017",
          "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": "2025-01-01",
          "end": "2025-12-31",
          "val": -745000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 827000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 1149000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 779000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 93000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 530000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 580000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 239000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 183000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "frame": "CY2017",
          "unit": "USD"
        }
      ]
    },
    {
      "tag": "OperatingLeasePayments",
      "taxonomy": "us-gaap",
      "label": "Operating lease payments",
      "kind": "duration",
      "unitKind": "money",
      "meaning": "Cash paid for operating lease liabilities during the period. It differs from lease expense recognized and excludes variable payments in some presentations.",
      "observations": [
        {
          "start": "2025-01-01",
          "end": "2025-12-31",
          "val": 462000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2025",
          "unit": "USD"
        },
        {
          "start": "2024-01-01",
          "end": "2024-12-31",
          "val": 458000,
          "accn": "0001193125-26-135012",
          "fy": 2025,
          "fp": "FY",
          "form": "10-K",
          "filed": "2026-03-31",
          "frame": "CY2024",
          "unit": "USD"
        },
        {
          "start": "2023-01-01",
          "end": "2023-12-31",
          "val": 405000,
          "accn": "0000950170-25-046366",
          "fy": 2024,
          "fp": "FY",
          "form": "10-K",
          "filed": "2025-03-28",
          "frame": "CY2023",
          "unit": "USD"
        },
        {
          "start": "2022-01-01",
          "end": "2022-12-31",
          "val": 546000,
          "accn": "0000950170-24-036537",
          "fy": 2023,
          "fp": "FY",
          "form": "10-K",
          "filed": "2024-03-26",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": 555000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 537000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 471000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019",
          "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": "2022-01-01",
          "end": "2022-12-31",
          "val": 4627000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2022",
          "unit": "USD"
        },
        {
          "start": "2021-01-01",
          "end": "2021-12-31",
          "val": -472000,
          "accn": "0000950170-23-009560",
          "fy": 2022,
          "fp": "FY",
          "form": "10-K",
          "filed": "2023-03-24",
          "frame": "CY2021",
          "unit": "USD"
        },
        {
          "start": "2020-01-01",
          "end": "2020-12-31",
          "val": 211000,
          "accn": "0001171843-22-002048",
          "fy": 2021,
          "fp": "FY",
          "form": "10-K",
          "filed": "2022-03-22",
          "frame": "CY2020",
          "unit": "USD"
        },
        {
          "start": "2019-01-01",
          "end": "2019-12-31",
          "val": 645000,
          "accn": "0001171843-21-002006",
          "fy": 2020,
          "fp": "FY",
          "form": "10-K",
          "filed": "2021-03-23",
          "frame": "CY2019",
          "unit": "USD"
        },
        {
          "start": "2018-01-01",
          "end": "2018-12-31",
          "val": 726000,
          "accn": "0001171843-20-001617",
          "fy": 2019,
          "fp": "FY",
          "form": "10-K",
          "filed": "2020-03-10",
          "frame": "CY2018",
          "unit": "USD"
        },
        {
          "start": "2017-01-01",
          "end": "2017-12-31",
          "val": 589000,
          "accn": "0001171843-19-001661",
          "fy": 2018,
          "fp": "FY",
          "form": "10-K",
          "filed": "2019-03-12",
          "frame": "CY2017",
          "unit": "USD"
        }
      ]
    }
  ],
  "source_snapshot": "/company-data/sources/7f77ad475e70835c104c58aaab4bd51268b09e41c459e013eaa3d9de6f814a73.json.gz"
}
