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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. 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Restricted cash and longer-term investments may be reported separately.", "observations": [ { "end": "2025-12-31", "val": 13421000, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "unit": "USD" }, { "end": "2024-12-31", "val": 12217000, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2024Q4I", "unit": "USD" }, { "end": "2023-12-31", "val": 19818000, "accn": "0001493152-25-010352", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-14", "frame": "CY2023Q4I", "unit": "USD" }, { "end": "2022-12-31", "val": 8586000, "accn": "0001493152-24-009371", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-03-08", "frame": "CY2022Q4I", "unit": "USD" }, { "end": "2021-12-31", "val": 38739000, "accn": "0001493152-23-007106", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-09", "frame": "CY2021Q4I", "unit": "USD" }, { "end": "2020-12-31", "val": 43939512, "accn": "0001493152-22-006487", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-10", "frame": "CY2020Q4I", "unit": "USD" }, { "end": "2019-12-31", "val": 30182115, "accn": "0001493152-21-005868", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-12", "frame": "CY2019Q4I", "unit": "USD" }, { "end": "2018-12-31", "val": 10796072, "accn": "0001493152-20-004012", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-16", "frame": "CY2018Q4I", "unit": "USD" }, { "end": "2017-12-31", "val": 3686302, "accn": "0001493152-19-003425", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-15", "frame": "CY2017Q4I", "unit": "USD" }, { "end": "2016-12-31", "val": 8501392, "accn": "0001193125-18-089265", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-20", "frame": "CY2016Q4I", "unit": "USD" }, { "end": "2015-12-31", "val": 5593582, "accn": "0001193125-18-089265", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-20", "frame": "CY2015Q4I", "unit": "USD" }, { "end": "2014-12-31", "val": 7270301, "accn": "0001193125-17-085191", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-16", "frame": "CY2014Q4I", "unit": "USD" }, { "end": "2013-12-31", "val": 13775130, "accn": "0001193125-16-501650", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-11", "frame": "CY2013Q4I", "unit": "USD" }, { "end": "2012-12-31", "val": 7777718, "accn": "0001193125-15-093391", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-16", "frame": "CY2012Q4I", "unit": "USD" }, { "end": "2011-12-31", "val": 13954919, "accn": "0001193125-15-093391", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-16", "frame": "CY2011Q4I", "unit": "USD" }, { "end": "2010-12-31", "val": 35248819, "accn": "0001193125-14-118072", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-27", "frame": "CY2010Q4I", "unit": "USD" }, { "end": "2009-12-31", "val": 30546550, "accn": "0001193125-13-136493", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-04-01", "frame": "CY2009Q4I", "unit": "USD" }, { "end": "2008-12-31", "val": 30355657, "accn": "0001193125-12-117497", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2008Q4I", "unit": "USD" } ] }, { "tag": "NetIncomeLoss", "taxonomy": "us-gaap", "label": "Net income or loss", "kind": "duration", "meaning": "Reported profit or loss for the period. Check the filing for attribution, exceptional items and discontinued operations before comparing companies.", "observations": [ { "start": "2025-01-01", "end": "2025-12-31", "val": -21643000, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2025", "unit": "USD" }, { "start": "2024-01-01", "end": "2024-12-31", "val": -24045000, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2024", "unit": "USD" }, { "start": "2023-01-01", "end": "2023-12-31", "val": -20713000, "accn": "0001493152-25-010352", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-14", "frame": "CY2023", "unit": "USD" }, { "start": "2022-01-01", "end": "2022-12-31", "val": -18292000, "accn": "0001493152-24-009371", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-03-08", "frame": "CY2022", "unit": "USD" }, { "start": "2021-01-01", "end": "2021-12-31", "val": -10716000, "accn": "0001493152-23-007106", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-09", "frame": "CY2021", "unit": "USD" }, { "start": "2020-01-01", "end": "2020-12-31", "val": -6646459, "accn": "0001493152-22-006487", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-10", "frame": "CY2020", "unit": "USD" }, { "start": "2019-01-01", "end": "2019-12-31", "val": -4591284, "accn": "0001493152-21-005868", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-12", "frame": "CY2019", "unit": "USD" }, { "start": "2018-01-01", "end": "2018-12-31", "val": 116756, "accn": "0001493152-20-004012", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-16", "frame": "CY2018", "unit": "USD" }, { "start": "2017-01-01", "end": "2017-12-31", "val": -5887410, "accn": "0001493152-19-003425", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-15", "frame": "CY2017", "unit": "USD" }, { "start": "2016-01-01", "end": "2016-12-31", "val": -5286720, "accn": "0001193125-18-089265", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-20", "frame": "CY2016", "unit": "USD" }, { "start": "2015-01-01", "end": "2015-12-31", "val": -7352775, "accn": "0001193125-17-085191", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-16", "frame": "CY2015", "unit": "USD" }, { "start": "2014-01-01", "end": "2014-12-31", "val": -5202441, "accn": "0001193125-16-501650", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-11", "frame": "CY2014", "unit": "USD" }, { "start": "2013-01-01", "end": "2013-12-31", "val": -68757589, "accn": "0001193125-15-093391", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-16", "frame": "CY2013", "unit": "USD" }, { "start": "2012-01-01", "end": "2012-12-31", "val": -9238427, "accn": "0001193125-15-093391", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-16", "frame": "CY2012", "unit": "USD" }, { "start": "2011-01-01", "end": "2011-12-31", "val": -32031175, "accn": "0001193125-14-118072", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-27", "frame": "CY2011", "unit": "USD" }, { "start": "2010-01-01", "end": "2010-12-31", "val": -19923487, "accn": "0001193125-13-136493", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-04-01", "frame": "CY2010", "unit": "USD" }, { "start": "2009-01-01", "end": "2009-12-31", "val": -27494457, "accn": "0001193125-12-117497", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2009", "unit": "USD" } ] }, { "tag": "NetCashProvidedByUsedInOperatingActivities", "taxonomy": "us-gaap", "label": "Operating cash flow", "kind": "duration", "meaning": "Cash generated or used by operating activities. Working-capital timing can make this differ substantially from reported income.", "observations": [ { "start": "2025-01-01", "end": "2025-12-31", "val": -13685000, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2025", "unit": "USD" }, { "start": "2024-01-01", "end": "2024-12-31", "val": -8497000, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2024", "unit": "USD" }, { "start": "2023-01-01", "end": "2023-12-31", "val": -9139000, "accn": "0001493152-25-010352", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-14", "frame": "CY2023", "unit": "USD" }, { "start": "2022-01-01", "end": "2022-12-31", "val": -8415000, "accn": "0001493152-24-009371", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-03-08", "frame": "CY2022", "unit": "USD" }, { "start": "2021-01-01", "end": "2021-12-31", "val": -2946000, "accn": "0001493152-23-007106", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-09", "frame": "CY2021", "unit": "USD" }, { "start": "2020-01-01", "end": "2020-12-31", "val": -3511772, "accn": "0001493152-22-006487", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-10", "frame": "CY2020", "unit": "USD" }, { "start": "2019-01-01", "end": "2019-12-31", "val": -4616680, "accn": "0001493152-21-005868", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-12", "frame": "CY2019", "unit": "USD" }, { "start": "2018-01-01", "end": "2018-12-31", "val": -2546582, "accn": "0001493152-20-004012", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-16", "frame": "CY2018", "unit": "USD" }, { "start": "2017-01-01", "end": "2017-12-31", "val": -4674567, "accn": "0001493152-19-003425", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-15", "frame": "CY2017", "unit": "USD" }, { "start": "2012-01-01", "end": "2012-12-31", "val": -12117658, "accn": "0001193125-13-136493", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-04-01", "frame": "CY2012", "unit": "USD" }, { "start": "2011-01-01", "end": "2011-12-31", "val": -31569278, "accn": "0001193125-13-136493", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-04-01", "frame": "CY2011", "unit": "USD" }, { "start": "2010-01-01", "end": "2010-12-31", "val": -18909745, "accn": "0001193125-13-136493", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-04-01", "frame": "CY2010", "unit": "USD" }, { "start": "2009-01-01", "end": "2009-12-31", "val": -22308663, "accn": "0001193125-12-117497", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2009", "unit": "USD" } ] }, { "tag": "Revenues", "taxonomy": "us-gaap", "label": "Revenue", "kind": "duration", "meaning": "Revenue under this specific accounting concept. A missing value is not zero; filers can use other revenue concepts.", "observations": [ { "start": "2018-01-01", "end": "2018-12-31", "val": 29346617, "accn": "0001493152-19-003425", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-15", "frame": "CY2018", "unit": "USD" }, { "start": "2017-01-01", "end": "2017-12-31", "val": 31144100, "accn": "0001493152-19-003425", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-15", "frame": "CY2017", "unit": "USD" }, { "start": "2016-01-01", "end": "2016-12-31", "val": 32164116, "accn": "0001193125-18-089265", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-20", "frame": "CY2016", "unit": "USD" }, { "start": "2015-01-01", "end": "2015-12-31", "val": 37674524, "accn": "0001193125-17-085191", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-16", "frame": "CY2015", "unit": "USD" }, { "start": "2014-01-01", "end": "2014-12-31", "val": 35011276, "accn": "0001193125-16-501650", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-11", "frame": "CY2014", "unit": "USD" }, { "start": "2013-01-01", "end": "2013-12-31", "val": 38031081, "accn": "0001193125-15-093391", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-16", "frame": "CY2013", "unit": "USD" }, { "start": "2012-01-01", "end": "2012-12-31", "val": 46562434, "accn": "0001193125-15-093391", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-16", "frame": "CY2012", "unit": "USD" }, { "start": "2011-01-01", "end": "2011-12-31", "val": 41987432, "accn": "0001193125-14-118072", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-27", "frame": "CY2011", "unit": "USD" }, { "start": "2010-01-01", "end": "2010-12-31", "val": 54051237, "accn": "0001193125-13-136493", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-04-01", "frame": "CY2010", "unit": "USD" }, { "start": "2009-01-01", "end": "2009-12-31", "val": 51149555, "accn": "0001193125-12-117497", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2009", "unit": "USD" } ] }, { "tag": "RevenueFromContractWithCustomerExcludingAssessedTax", "taxonomy": "us-gaap", "label": "Contract revenue excluding tax", "kind": "duration", "meaning": "Revenue from customer contracts excluding assessed taxes under this specific taxonomy concept. It is not automatically comparable to older revenue tags.", "observations": [ { "start": "2025-01-01", "end": "2025-12-31", "val": 32377000, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2025", "unit": "USD" }, { "start": "2024-01-01", "end": "2024-12-31", "val": 26918000, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2024", "unit": "USD" }, { "start": "2023-01-01", "end": "2023-12-31", "val": 26771000, "accn": "0001493152-25-010352", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-14", "frame": "CY2023", "unit": "USD" }, { "start": "2022-01-01", "end": "2022-12-31", "val": 28147000, "accn": "0001493152-24-009371", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-03-08", "frame": "CY2022", "unit": "USD" }, { "start": "2021-01-01", "end": "2021-12-31", "val": 35021000, "accn": "0001493152-23-007106", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-09", "frame": "CY2021", "unit": "USD" }, { "start": "2020-01-01", "end": "2020-12-31", "val": 26630035, "accn": "0001493152-22-006487", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-10", "frame": "CY2020", "unit": "USD" }, { "start": "2019-01-01", "end": "2019-12-31", "val": 28902550, "accn": "0001493152-21-005868", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-12", "frame": "CY2019", "unit": "USD" }, { "start": "2018-01-01", "end": "2018-12-31", "val": 29346617, "accn": "0001493152-20-004012", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-16", "frame": "CY2018", "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": 14763000, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2025", "unit": "USD" }, { "start": "2024-01-01", "end": "2024-12-31", "val": 297000, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2024", "unit": "USD" }, { "start": "2023-01-01", "end": "2023-12-31", "val": 81000, "accn": "0001493152-25-010352", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-14", "frame": "CY2023", "unit": "USD" }, { "start": "2022-01-01", "end": "2022-12-31", "val": 220000, "accn": "0001493152-24-009371", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-03-08", "frame": "CY2022", "unit": "USD" }, { "start": "2021-01-01", "end": "2021-12-31", "val": 547000, "accn": "0001493152-23-007106", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-09", "frame": "CY2021", "unit": "USD" }, { "start": "2020-01-01", "end": "2020-12-31", "val": 17340065, "accn": "0001493152-22-006487", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-10", "frame": "CY2020", "unit": "USD" }, { "start": "2019-01-01", "end": "2019-12-31", "val": 24032209, "accn": "0001493152-21-005868", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-12", "frame": "CY2019", "unit": "USD" }, { "start": "2018-01-01", "end": "2018-12-31", "val": 9921834, "accn": "0001493152-20-004012", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-16", "frame": "CY2018", "unit": "USD" }, { "start": "2017-01-01", "end": "2017-12-31", "val": -58946, "accn": "0001493152-19-003425", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-15", "frame": "CY2017", "unit": "USD" }, { "start": "2012-01-01", "end": "2012-12-31", "val": 6071156, "accn": "0001193125-13-136493", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-04-01", "frame": "CY2012", "unit": "USD" }, { "start": "2011-01-01", "end": "2011-12-31", "val": 11307127, "accn": "0001193125-13-136493", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-04-01", "frame": "CY2011", "unit": "USD" }, { "start": "2010-01-01", "end": "2010-12-31", "val": 24327784, "accn": "0001193125-13-136493", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-04-01", "frame": "CY2010", "unit": "USD" }, { "start": "2009-01-01", "end": "2009-12-31", "val": 23983748, "accn": "0001193125-12-117497", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2009", "unit": "USD" } ] }, { "tag": "NetCashProvidedByUsedInInvestingActivities", "taxonomy": "us-gaap", "label": "Investing cash flow", "kind": "duration", "unitKind": "money", "meaning": "Net cash from investing activities, including asset purchases, disposals and investment transactions. This differs from capital expenditure payments alone.", "observations": [ { "start": "2025-01-01", "end": "2025-12-31", "val": -93000, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2025", "unit": "USD" }, { "start": "2024-01-01", "end": "2024-12-31", "val": 74000, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2024", "unit": "USD" }, { "start": "2023-01-01", "end": "2023-12-31", "val": 19765000, "accn": "0001493152-25-010352", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-14", "frame": "CY2023", "unit": "USD" }, { "start": "2022-01-01", "end": "2022-12-31", "val": -22094000, "accn": "0001493152-24-009371", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-03-08", "frame": "CY2022", "unit": "USD" }, { "start": "2021-01-01", "end": "2021-12-31", "val": -1397000, "accn": "0001493152-23-007106", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-09", "frame": "CY2021", "unit": "USD" }, { "start": "2020-01-01", "end": "2020-12-31", "val": -70896, "accn": "0001493152-22-006487", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-10", "frame": "CY2020", "unit": "USD" }, { "start": "2019-01-01", "end": "2019-12-31", "val": -29486, "accn": "0001493152-21-005868", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-12", "frame": "CY2019", "unit": "USD" }, { "start": "2018-01-01", "end": "2018-12-31", "val": -265482, "accn": "0001493152-20-004012", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-16", "frame": "CY2018", "unit": "USD" }, { "start": "2017-01-01", "end": "2017-12-31", "val": -81577, "accn": "0001493152-19-003425", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-15", "frame": "CY2017", "unit": "USD" }, { "start": "2012-01-01", "end": "2012-12-31", "val": -130699, "accn": "0001193125-13-136493", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-04-01", "frame": "CY2012", "unit": "USD" }, { "start": "2011-01-01", "end": "2011-12-31", "val": -1031749, "accn": "0001193125-13-136493", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-04-01", "frame": "CY2011", "unit": "USD" }, { "start": "2010-01-01", "end": "2010-12-31", "val": -715770, "accn": "0001193125-13-136493", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-04-01", "frame": "CY2010", "unit": "USD" }, { "start": "2009-01-01", "end": "2009-12-31", "val": -1484192, "accn": "0001193125-12-117497", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2009", "unit": "USD" } ] }, { "tag": "RetainedEarningsAccumulatedDeficit", "taxonomy": "us-gaap", "label": "Retained earnings or deficit", "kind": "instant", "unitKind": "money", "meaning": "Accumulated undistributed earnings or deficit at the reporting date. This balance is not cash available for distribution.", "observations": [ { "end": "2025-12-31", "val": -583368000, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "unit": "USD" }, { "end": "2024-12-31", "val": -561725000, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2024Q4I", "unit": "USD" }, { "end": "2023-12-31", "val": -537680000, "accn": "0001493152-25-010352", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-14", "frame": "CY2023Q4I", "unit": "USD" }, { "end": "2022-12-31", "val": -516967000, "accn": "0001493152-24-009371", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-03-08", "frame": "CY2022Q4I", "unit": "USD" }, { "end": "2021-12-31", "val": -498675000, "accn": "0001493152-23-007106", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-09", "frame": "CY2021Q4I", "unit": "USD" }, { "end": "2020-12-31", "val": -487959233, "accn": "0001493152-22-006487", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-10", "frame": "CY2020Q4I", "unit": "USD" }, { "end": "2019-12-31", "val": -481312774, "accn": "0001493152-21-005868", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-12", "frame": "CY2019Q4I", "unit": "USD" }, { "end": "2018-12-31", "val": -476721490, "accn": "0001493152-20-004012", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-16", "frame": "CY2018Q4I", "unit": "USD" }, { "end": "2017-12-31", "val": -477132808, "accn": "0001493152-19-003425", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-15", "frame": "CY2017Q4I", "unit": "USD" }, { "end": "2016-12-31", "val": -471245398, "accn": "0001193125-18-089265", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-20", "frame": "CY2016Q4I", "unit": "USD" }, { "end": "2015-12-31", "val": -465958678, "accn": "0001193125-17-085191", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-16", "frame": "CY2015Q4I", "unit": "USD" }, { "end": "2014-12-31", "val": -458605903, "accn": "0001193125-16-501650", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-11", "frame": "CY2014Q4I", "unit": "USD" }, { "end": "2013-12-31", "val": -453403462, "accn": "0001193125-15-093391", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-16", "frame": "CY2013Q4I", "unit": "USD" }, { "end": "2012-12-31", "val": -384645873, "accn": "0001193125-14-118072", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-27", "frame": "CY2012Q4I", "unit": "USD" }, { "end": "2011-12-31", "val": -375407446, "accn": "0001193125-13-136493", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-04-01", "frame": "CY2011Q4I", "unit": "USD" }, { "end": "2010-12-31", "val": -343376271, "accn": "0001193125-12-117497", "fy": 2011, "fp": "FY", "form": "10-K", "filed": "2012-03-15", "frame": "CY2010Q4I", "unit": "USD" } ] }, { "tag": "WeightedAverageNumberOfSharesOutstandingBasic", "taxonomy": "us-gaap", "label": "Basic weighted-average shares", "kind": "duration", "unitKind": "shares", "meaning": "Time-weighted shares used for basic earnings per share. This denominator differs from shares outstanding at a single reporting date.", "observations": [ { "start": "2025-01-01", "end": "2025-12-31", "val": 90957313, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2025", "unit": "shares" }, { "start": "2024-01-01", "end": "2024-12-31", "val": 85183306, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2024", "unit": "shares" }, { "start": "2023-01-01", "end": "2023-12-31", "val": 80702358, "accn": "0001493152-25-010352", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-14", "frame": "CY2023", "unit": "shares" }, { "start": "2022-01-01", "end": "2022-12-31", "val": 76061183, "accn": "0001493152-24-009371", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-03-08", "frame": "CY2022", "unit": "shares" }, { "start": "2021-01-01", "end": "2021-12-31", "val": 75558233, "accn": "0001493152-23-007106", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-09", "frame": "CY2021", "unit": "shares" }, { "start": "2020-01-01", "end": "2020-12-31", "val": 72746268, "accn": "0001493152-22-006487", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-10", "frame": "CY2020", "unit": "shares" }, { "start": "2019-01-01", "end": "2019-12-31", "val": 63051581, "accn": "0001493152-21-005868", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-12", "frame": "CY2019", "unit": "shares" }, { "start": "2018-01-01", "end": "2018-12-31", "val": 52082618, "accn": "0001493152-20-004012", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-16", "frame": "CY2018", "unit": "shares" }, { "start": "2017-01-01", "end": "2017-12-31", "val": 22614248, "accn": "0001493152-19-003425", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-15", "frame": "CY2017", "unit": "shares" }, { "start": "2016-01-01", "end": "2016-12-31", "val": 21807634, "accn": "0001193125-18-089265", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-20", "frame": "CY2016", "unit": "shares" }, { "start": "2015-01-01", "end": "2015-12-31", "val": 21113203, "accn": "0001193125-17-085191", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-16", "frame": "CY2015", "unit": "shares" }, { "start": "2014-01-01", "end": "2014-12-31", "val": 19945038, "accn": "0001193125-16-501650", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-11", "frame": "CY2014", "unit": "shares" }, { "start": "2013-01-01", "end": "2013-12-31", "val": 11554566, "accn": "0001193125-15-093391", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-16", "frame": "CY2013", "unit": "shares" }, { "start": "2012-01-01", "end": "2012-12-31", "val": 6944928, "accn": "0001193125-15-093391", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-16", "frame": "CY2012", "unit": "shares" }, { "start": "2011-01-01", "end": "2011-12-31", "val": 5482627, "accn": "0001193125-14-118072", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-27", "frame": "CY2011", "unit": "shares" }, { "start": "2010-01-01", "end": "2010-12-31", "val": 5052200, "accn": "0001193125-13-136493", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-04-01", "frame": "CY2010", "unit": "shares" } ] }, { "tag": "WeightedAverageNumberOfDilutedSharesOutstanding", "taxonomy": "us-gaap", "label": "Diluted weighted-average shares", "kind": "duration", "unitKind": "shares", "meaning": "Weighted-average shares used for diluted earnings per share. Potential shares are included under the applicable dilution rules, not simply added to outstanding shares.", "observations": [ { "start": "2025-01-01", "end": "2025-12-31", "val": 90957313, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2025", "unit": "shares" }, { "start": "2024-01-01", "end": "2024-12-31", "val": 85183306, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2024", "unit": "shares" }, { "start": "2023-01-01", "end": "2023-12-31", "val": 80702358, "accn": "0001493152-25-010352", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-14", "frame": "CY2023", "unit": "shares" }, { "start": "2022-01-01", "end": "2022-12-31", "val": 76061183, "accn": "0001493152-24-009371", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-03-08", "frame": "CY2022", "unit": "shares" }, { "start": "2021-01-01", "end": "2021-12-31", "val": 75558233, "accn": "0001493152-23-007106", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-09", "frame": "CY2021", "unit": "shares" }, { "start": "2020-01-01", "end": "2020-12-31", "val": 72746268, "accn": "0001493152-22-006487", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-10", "frame": "CY2020", "unit": "shares" }, { "start": "2019-01-01", "end": "2019-12-31", "val": 63051581, "accn": "0001493152-21-005868", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-12", "frame": "CY2019", "unit": "shares" }, { "start": "2018-01-01", "end": "2018-12-31", "val": 52082618, "accn": "0001493152-20-004012", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-16", "frame": "CY2018", "unit": "shares" }, { "start": "2017-01-01", "end": "2017-12-31", "val": 22614248, "accn": "0001493152-19-003425", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-15", "frame": "CY2017", "unit": "shares" }, { "start": "2016-01-01", "end": "2016-12-31", "val": 21807634, "accn": "0001193125-18-089265", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-20", "frame": "CY2016", "unit": "shares" }, { "start": "2015-01-01", "end": "2015-12-31", "val": 21113203, "accn": "0001193125-17-085191", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-16", "frame": "CY2015", "unit": "shares" }, { "start": "2014-01-01", "end": "2014-12-31", "val": 19945038, "accn": "0001193125-16-501650", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-11", "frame": "CY2014", "unit": "shares" }, { "start": "2013-01-01", "end": "2013-12-31", "val": 11554566, "accn": "0001193125-15-093391", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-16", "frame": "CY2013", "unit": "shares" }, { "start": "2012-01-01", "end": "2012-12-31", "val": 6944928, "accn": "0001193125-15-093391", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-16", "frame": "CY2012", "unit": "shares" }, { "start": "2011-01-01", "end": "2011-12-31", "val": 5482627, "accn": "0001193125-14-118072", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-27", "frame": "CY2011", "unit": "shares" }, { "start": "2010-01-01", "end": "2010-12-31", "val": 5052200, "accn": "0001193125-13-136493", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-04-01", "frame": "CY2010", "unit": "shares" } ] }, { "tag": "EarningsPerShareBasic", "taxonomy": "us-gaap", "label": "Basic earnings per share", "kind": "duration", "unitKind": "per-share", "meaning": "Reported earnings or loss per basic common share or unit. Inspect attribution, share classes and restatements before comparing periods. This is not a market return.", "observations": [ { "start": "2025-01-01", "end": "2025-12-31", "val": -0.25, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2025", "unit": "USD/shares" }, { "start": "2024-01-01", "end": "2024-12-31", "val": -0.3, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2024", "unit": "USD/shares" }, { "start": "2023-01-01", "end": "2023-12-31", "val": -0.27, "accn": "0001493152-25-010352", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-14", "frame": "CY2023", "unit": "USD/shares" }, { "start": "2022-01-01", "end": "2022-12-31", "val": -0.26, "accn": "0001493152-24-009371", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-03-08", "frame": "CY2022", "unit": "USD/shares" }, { "start": "2021-01-01", "end": "2021-12-31", "val": -0.16, "accn": "0001493152-23-007106", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-09", "frame": "CY2021", "unit": "USD/shares" }, { "start": "2020-01-01", "end": "2020-12-31", "val": -0.11, "accn": "0001493152-22-006487", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-10", "frame": "CY2020", "unit": "USD/shares" }, { "start": "2019-01-01", "end": "2019-12-31", "val": -0.1, "accn": "0001493152-21-005868", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-12", "frame": "CY2019", "unit": "USD/shares" }, { "start": "2018-01-01", "end": "2018-12-31", "val": -0.03, "accn": "0001493152-20-004012", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-16", "frame": "CY2018", "unit": "USD/shares" }, { "start": "2017-01-01", "end": "2017-12-31", "val": -0.32, "accn": "0001493152-19-003425", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-15", "frame": "CY2017", "unit": "USD/shares" }, { "start": "2016-01-01", "end": "2016-12-31", "val": -0.54, "accn": "0001193125-18-089265", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-20", "frame": "CY2016", "unit": "USD/shares" }, { "start": "2015-01-01", "end": "2015-12-31", "val": -0.35, "accn": "0001193125-17-085191", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-16", "frame": "CY2015", "unit": "USD/shares" }, { "start": "2014-01-01", "end": "2014-12-31", "val": -0.26, "accn": "0001193125-16-501650", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-11", "frame": "CY2014", "unit": "USD/shares" }, { "start": "2013-01-01", "end": "2013-12-31", "val": -5.95, "accn": "0001193125-15-093391", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-16", "frame": "CY2013", "unit": "USD/shares" }, { "start": "2012-01-01", "end": "2012-12-31", "val": -1.33, "accn": "0001193125-15-093391", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-16", "frame": "CY2012", "unit": "USD/shares" }, { "start": "2011-01-01", "end": "2011-12-31", "val": -5.84, "accn": "0001193125-14-118072", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-27", "frame": "CY2011", "unit": "USD/shares" }, { "start": "2010-01-01", "end": "2010-12-31", "val": -3.94, "accn": "0001193125-13-136493", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-04-01", "frame": "CY2010", "unit": "USD/shares" } ] }, { "tag": "EarningsPerShareDiluted", "taxonomy": "us-gaap", "label": "Diluted earnings per share", "kind": "duration", "unitKind": "per-share", "meaning": "Reported earnings or loss per share under dilution rules. Antidilutive instruments may be excluded. A diluted value can equal the basic value without implying no potential dilution.", "observations": [ { "start": "2025-01-01", "end": "2025-12-31", "val": -0.25, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2025", "unit": "USD/shares" }, { "start": "2024-01-01", "end": "2024-12-31", "val": -0.3, "accn": "0001493152-26-009881", "fy": 2025, "fp": "FY", "form": "10-K", "filed": "2026-03-12", "frame": "CY2024", "unit": "USD/shares" }, { "start": "2023-01-01", "end": "2023-12-31", "val": -0.27, "accn": "0001493152-25-010352", "fy": 2024, "fp": "FY", "form": "10-K", "filed": "2025-03-14", "frame": "CY2023", "unit": "USD/shares" }, { "start": "2022-01-01", "end": "2022-12-31", "val": -0.26, "accn": "0001493152-24-009371", "fy": 2023, "fp": "FY", "form": "10-K", "filed": "2024-03-08", "frame": "CY2022", "unit": "USD/shares" }, { "start": "2021-01-01", "end": "2021-12-31", "val": -0.16, "accn": "0001493152-23-007106", "fy": 2022, "fp": "FY", "form": "10-K", "filed": "2023-03-09", "frame": "CY2021", "unit": "USD/shares" }, { "start": "2020-01-01", "end": "2020-12-31", "val": -0.11, "accn": "0001493152-22-006487", "fy": 2021, "fp": "FY", "form": "10-K", "filed": "2022-03-10", "frame": "CY2020", "unit": "USD/shares" }, { "start": "2019-01-01", "end": "2019-12-31", "val": -0.1, "accn": "0001493152-21-005868", "fy": 2020, "fp": "FY", "form": "10-K", "filed": "2021-03-12", "frame": "CY2019", "unit": "USD/shares" }, { "start": "2018-01-01", "end": "2018-12-31", "val": -0.03, "accn": "0001493152-20-004012", "fy": 2019, "fp": "FY", "form": "10-K", "filed": "2020-03-16", "frame": "CY2018", "unit": "USD/shares" }, { "start": "2017-01-01", "end": "2017-12-31", "val": -0.32, "accn": "0001493152-19-003425", "fy": 2018, "fp": "FY", "form": "10-K", "filed": "2019-03-15", "frame": "CY2017", "unit": "USD/shares" }, { "start": "2016-01-01", "end": "2016-12-31", "val": -0.54, "accn": "0001193125-18-089265", "fy": 2017, "fp": "FY", "form": "10-K", "filed": "2018-03-20", "frame": "CY2016", "unit": "USD/shares" }, { "start": "2015-01-01", "end": "2015-12-31", "val": -0.35, "accn": "0001193125-17-085191", "fy": 2016, "fp": "FY", "form": "10-K", "filed": "2017-03-16", "frame": "CY2015", "unit": "USD/shares" }, { "start": "2014-01-01", "end": "2014-12-31", "val": -0.26, "accn": "0001193125-16-501650", "fy": 2015, "fp": "FY", "form": "10-K", "filed": "2016-03-11", "frame": "CY2014", "unit": "USD/shares" }, { "start": "2013-01-01", "end": "2013-12-31", "val": -5.95, "accn": "0001193125-15-093391", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-16", "frame": "CY2013", "unit": "USD/shares" }, { "start": "2012-01-01", "end": "2012-12-31", "val": -1.33, "accn": "0001193125-15-093391", "fy": 2014, "fp": "FY", "form": "10-K", "filed": "2015-03-16", "frame": "CY2012", "unit": "USD/shares" }, { "start": "2011-01-01", "end": "2011-12-31", "val": -5.84, "accn": "0001193125-14-118072", "fy": 2013, "fp": "FY", "form": "10-K", "filed": "2014-03-27", "frame": "CY2011", "unit": "USD/shares" }, { "start": "2010-01-01", "end": "2010-12-31", "val": -3.94, "accn": "0001193125-13-136493", "fy": 2012, "fp": "FY", "form": "10-K", "filed": "2013-04-01", "frame": "CY2010", "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. 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