CIK 0000356309
Branche: Natural Gas Distribution
Zeitreihen: Revenue nach Geschäftsjahr · Net Income nach Geschäftsjahr
| Fakt | Wert | Zeit | Quelle |
|---|---|---|---|
| accounts_payable | {"amount": 166676000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2026-06-30 | sec_edgar |
| accounts_payable | {"amount": 169989000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2026-03-31 | sec_edgar |
| accounts_payable | {"amount": 136540000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2025-12-31 | sec_edgar |
| accounts_payable | {"amount": 204478000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2025-09-30 | sec_edgar |
| accounts_payable | {"amount": 138709000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2025-06-30 | sec_edgar |
| accounts_payable | {"amount": 121574000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2025-03-31 | sec_edgar |
| accounts_payable | {"amount": 112529000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2024-12-31 | sec_edgar |
| accounts_payable | {"amount": 169232000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2024-09-30 | sec_edgar |
| accounts_payable | {"amount": 144579000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2024-06-30 | sec_edgar |
| accounts_payable | {"amount": 127159000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2024-03-31 | sec_edgar |
| accounts_payable | {"amount": 105627000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2023-12-31 | sec_edgar |
| accounts_payable | {"amount": 151790000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2023-09-30 | sec_edgar |
| accounts_payable | {"amount": 122236000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2023-06-30 | sec_edgar |
| accounts_payable | {"amount": 121796000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2023-03-31 | sec_edgar |
| accounts_payable | {"amount": 110475000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2022-12-31 | sec_edgar |
| accounts_payable | {"amount": 156580000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2022-09-30 | sec_edgar |
| accounts_payable | {"amount": 129431000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2022-06-30 | sec_edgar |
| accounts_payable | {"amount": 123190000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2022-03-31 | sec_edgar |
| accounts_payable | {"amount": 168197000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2021-12-31 | sec_edgar |
| accounts_payable | {"amount": 223497000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2021-09-30 | sec_edgar |
| accounts_payable | {"amount": 161878000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2021-06-30 | sec_edgar |
| accounts_payable | {"amount": 126154000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2021-03-31 | sec_edgar |
| accounts_payable | {"amount": 110456000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2020-12-31 | sec_edgar |
| accounts_payable | {"amount": 141500000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2020-09-30 | sec_edgar |
| accounts_payable | {"amount": 109987000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2020-06-30 | sec_edgar |
| accounts_payable | {"amount": 93431000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2020-03-31 | sec_edgar |
| accounts_payable | {"amount": 91580000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2019-12-31 | sec_edgar |
| accounts_payable | {"amount": 129724000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2019-09-30 | sec_edgar |
| accounts_payable | {"amount": 96873000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2019-06-30 | sec_edgar |
| accounts_payable | {"amount": 91754000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2019-03-31 | sec_edgar |
| accounts_payable | {"amount": 75119000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2018-12-31 | sec_edgar |
| accounts_payable | {"amount": 135240000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2018-09-30 | sec_edgar |
| accounts_payable | {"amount": 97874000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2018-06-30 | sec_edgar |
| accounts_payable | {"amount": 63867000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2018-03-31 | sec_edgar |
| accounts_payable | {"amount": 75924000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2017-12-31 | sec_edgar |
| accounts_payable | {"amount": 96878000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2017-09-30 | sec_edgar |
| accounts_payable | {"amount": 88604000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2017-06-30 | sec_edgar |
| accounts_payable | {"amount": 70981000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2017-03-31 | sec_edgar |
| accounts_payable | {"amount": 72776000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2016-12-31 | sec_edgar |
| accounts_payable | {"amount": 107184000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2016-09-30 | sec_edgar |
| accounts_payable | {"amount": 70408000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2016-06-30 | sec_edgar |
| accounts_payable | {"amount": 67649000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2016-03-31 | sec_edgar |
| accounts_payable | {"amount": 69563000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2015-12-31 | sec_edgar |
| accounts_payable | {"amount": 99651000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2015-09-30 | sec_edgar |
| accounts_payable | {"amount": 89527000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2015-06-30 | sec_edgar |
| accounts_payable | {"amount": 77948000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2015-03-31 | sec_edgar |
| accounts_payable | {"amount": 48162000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2014-12-31 | sec_edgar |
| accounts_payable | {"amount": 104005000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2014-09-30 | sec_edgar |
| accounts_payable | {"amount": 82329000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2014-06-30 | sec_edgar |
| accounts_payable | {"amount": 65263000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2014-03-31 | sec_edgar |
| accounts_payable | {"amount": 51220000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-12-31 | sec_edgar |
| accounts_payable | {"amount": 60342000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-09-30 | sec_edgar |
| accounts_payable | {"amount": 50395000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-06-30 | sec_edgar |
| accounts_payable | {"amount": 52872000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-03-31 | sec_edgar |
| accounts_payable | {"amount": 74271000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2012-12-31 | sec_edgar |
| accounts_payable | {"amount": 66765000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2012-09-30 | sec_edgar |
| accounts_payable | {"amount": 71961000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2012-06-30 | sec_edgar |
| accounts_payable | {"amount": 63268000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2012-03-31 | sec_edgar |
| accounts_payable | {"amount": 70900000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2011-12-31 | sec_edgar |
| accounts_payable | {"amount": 65960000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2011-09-30 | sec_edgar |
| accounts_payable | {"amount": 59526000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2011-06-30 | sec_edgar |
| accounts_payable | {"amount": 44451000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2011-03-31 | sec_edgar |
| accounts_payable | {"amount": 45260000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2010-12-31 | sec_edgar |
| accounts_payable | {"amount": 47297000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2010-09-30 | sec_edgar |
| accounts_payable | {"amount": 45768000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2010-06-30 | sec_edgar |
| accounts_payable | {"amount": 44448000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2009-09-30 | sec_edgar |
| capex | {"amount": 300031000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cu | 2019-09-30 | sec_edgar |
| capex | {"amount": 207357000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cu | 2019-06-30 | sec_edgar |
| capex | {"amount": 121962000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cu | 2019-03-31 | sec_edgar |
| capex | {"amount": 51359000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2018-12-31 | sec_edgar |
| capex | {"amount": 206880000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cu | 2018-09-30 | sec_edgar |
| capex | {"amount": 130727000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cu | 2018-06-30 | sec_edgar |
| capex | {"amount": 69695000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2018-03-31 | sec_edgar |
| capex | {"amount": 34638000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2017-12-31 | sec_edgar |
| capex | {"amount": 144106000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cu | 2017-09-30 | sec_edgar |
| capex | {"amount": 92833000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2017-06-30 | sec_edgar |
| capex | {"amount": 58761000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2017-03-31 | sec_edgar |
| capex | {"amount": 31396000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2016-12-31 | sec_edgar |
| capex | {"amount": 176067000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cu | 2016-09-30 | sec_edgar |
| capex | {"amount": 111751000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cu | 2016-06-30 | sec_edgar |
| capex | {"amount": 76326000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2016-03-31 | sec_edgar |
| capex | {"amount": 42465000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2015-12-31 | sec_edgar |
| capex | {"amount": 140797000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cu | 2015-09-30 | sec_edgar |
| capex | {"amount": 96626000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2015-06-30 | sec_edgar |
| capex | {"amount": 58657000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2015-03-31 | sec_edgar |
| capex | {"amount": 34114000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2014-12-31 | sec_edgar |
| capex | {"amount": 128254000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cu | 2014-09-30 | sec_edgar |
| capex | {"amount": 90381000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2014-06-30 | sec_edgar |
| capex | {"amount": 59971000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2014-03-31 | sec_edgar |
| capex | {"amount": 30277000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2013-12-31 | sec_edgar |
| capex | {"amount": 110482000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cu | 2013-09-30 | sec_edgar |
| capex | {"amount": 73654000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2013-06-30 | sec_edgar |
| capex | {"amount": 51376000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2013-03-31 | sec_edgar |
| capex | {"amount": 32869000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2012-12-31 | sec_edgar |
| capex | {"amount": 104277000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cu | 2012-09-30 | sec_edgar |
| capex | {"amount": 71916000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2012-06-30 | sec_edgar |
| capex | {"amount": 42380000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2012-03-31 | sec_edgar |
| capex | {"amount": 19395000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2011-12-31 | sec_edgar |
| capex | {"amount": 93624000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2011-09-30 | sec_edgar |
| capex | {"amount": 69894000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2011-06-30 | sec_edgar |
| capex | {"amount": 43581000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2011-03-31 | sec_edgar |
| capex | {"amount": 26692000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2010-12-31 | sec_edgar |
| capex | {"amount": 86620000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2010-09-30 | sec_edgar |
| capex | {"amount": 49696000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2010-06-30 | sec_edgar |
| capex | {"amount": 27738000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2010-03-31 | sec_edgar |
| capex | {"amount": 10326000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2009-12-31 | sec_edgar |
| capex | {"amount": 75107000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2009-09-30 | sec_edgar |
| capex | {"amount": 51169000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2009-06-30 | sec_edgar |
| capex | {"amount": 72329000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2008-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 33955000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2026-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 125284000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currenc | 2026-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 2434000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2025-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 591000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2025-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 931000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2025-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 83708000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2025-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 1908000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2024-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 1017000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2024-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 22399000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2024-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 5036000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2024-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 2739000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2023-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 954000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2023-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 511000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2023-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 27095000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2023-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 2407000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2022-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 1107000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2022-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 27693000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2022-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 13906000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2022-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 1259000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2021-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 4749000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2021-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 4719000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2021-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 57654000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2021-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 22358000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2020-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 117012000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currenc | 2020-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 42821000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2020-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 25968000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2020-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 15666000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2019-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 2676000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2019-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 26297000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2019-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 83160000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2019-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 7694000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2018-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 1458000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2018-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 1070000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2018-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 4928000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2018-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 4738000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2017-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 2226000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2017-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 62159000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2017-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 92735000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2017-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 46875000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2016-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 37546000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2016-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 94808000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2016-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 1880000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2016-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 1683000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2015-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 4928000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2015-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 70180000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2015-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 103344000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currenc | 2015-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 11734000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2014-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 2151000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2014-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 3320000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2014-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 9554000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2014-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 10049000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2013-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 2969000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2013-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 1860000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2013-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 5996000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2013-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 3258000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2012-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 4509000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2012-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 7062000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2012-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 7802000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2012-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 7806000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2011-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 7440000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2011-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 60814000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2011-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 76391000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2011-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 6667000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2010-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 943000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2010-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 91653000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2010-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 156116000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currenc | 2010-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 10316000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2009-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 36186000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2009-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 77022000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2009-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 42626000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2008-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 5140000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2007-09-30 | sec_edgar |
| cash_and_restricted_cash | {"amount": 35112000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCas | 2026-06-30 | sec_edgar |
| cash_and_restricted_cash | {"amount": 126442000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCa | 2026-03-31 | sec_edgar |
| cash_and_restricted_cash | {"amount": 3593000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCash | 2025-12-31 | sec_edgar |
| cash_and_restricted_cash | {"amount": 1649000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCash | 2025-09-30 | sec_edgar |
| cash_and_restricted_cash | {"amount": 1989000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCash | 2025-06-30 | sec_edgar |
| cash_and_restricted_cash | {"amount": 84691000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCas | 2025-03-31 | sec_edgar |
| cash_and_restricted_cash | {"amount": 2563000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCash | 2024-12-31 | sec_edgar |
| cash_and_restricted_cash | {"amount": 1612000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCash | 2024-09-30 | sec_edgar |
| cash_and_restricted_cash | {"amount": 23134000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCas | 2024-06-30 | sec_edgar |
| cash_and_restricted_cash | {"amount": 5746000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCash | 2024-03-31 | sec_edgar |
| cash_and_restricted_cash | {"amount": 3429000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCash | 2023-12-31 | sec_edgar |
| cash_and_restricted_cash | {"amount": 1517000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCash | 2023-09-30 | sec_edgar |
| cash_and_restricted_cash | {"amount": 1020000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCash | 2023-06-30 | sec_edgar |
| cash_and_restricted_cash | {"amount": 27556000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCas | 2023-03-31 | sec_edgar |
| cash_and_restricted_cash | {"amount": 2868000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCash | 2022-12-31 | sec_edgar |
| cash_and_restricted_cash | {"amount": 1452000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCash | 2022-09-30 | sec_edgar |
| cash_and_restricted_cash | {"amount": 27993000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCas | 2022-06-30 | sec_edgar |
| cash_and_restricted_cash | {"amount": 15200000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCas | 2022-03-31 | sec_edgar |
| cash_and_restricted_cash | {"amount": 2553000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCash | 2021-12-31 | sec_edgar |
| cash_and_restricted_cash | {"amount": 6043000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCash | 2021-09-30 | sec_edgar |