CIK 0000020629 · QID Q5014304
| Fakt | Wert | Zeit | Quelle |
|---|---|---|---|
| accounts_payable | {"amount": 28509000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2019-12-31 | sec_edgar |
| accounts_payable | {"amount": 36652000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2019-09-30 | sec_edgar |
| accounts_payable | {"amount": 23913000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2019-06-30 | sec_edgar |
| accounts_payable | {"amount": 27916000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2019-03-31 | sec_edgar |
| accounts_payable | {"amount": 36658000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2018-12-31 | sec_edgar |
| accounts_payable | {"amount": 37696000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2018-09-30 | sec_edgar |
| accounts_payable | {"amount": 25751000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2018-06-30 | sec_edgar |
| accounts_payable | {"amount": 20581000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2018-03-31 | sec_edgar |
| accounts_payable | {"amount": 27618000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2017-12-31 | sec_edgar |
| accounts_payable | {"amount": 26067000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2017-09-30 | sec_edgar |
| accounts_payable | {"amount": 14076000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2017-06-30 | sec_edgar |
| accounts_payable | {"amount": 14223000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2017-03-31 | sec_edgar |
| accounts_payable | {"amount": 18496000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2016-12-31 | sec_edgar |
| accounts_payable | {"amount": 26652000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2016-09-30 | sec_edgar |
| accounts_payable | {"amount": 16556000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2016-06-30 | sec_edgar |
| accounts_payable | {"amount": 14463000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2016-03-31 | sec_edgar |
| accounts_payable | {"amount": 17707000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2015-12-31 | sec_edgar |
| accounts_payable | {"amount": 27165000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2015-09-30 | sec_edgar |
| accounts_payable | {"amount": 16467000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2015-06-30 | sec_edgar |
| accounts_payable | {"amount": 12917000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2015-03-31 | sec_edgar |
| accounts_payable | {"amount": 18233000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2014-12-31 | sec_edgar |
| accounts_payable | {"amount": 27505000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2014-09-30 | sec_edgar |
| accounts_payable | {"amount": 17031000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2014-06-30 | sec_edgar |
| accounts_payable | {"amount": 10664000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2014-03-31 | sec_edgar |
| accounts_payable | {"amount": 21733000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-12-31 | sec_edgar |
| accounts_payable | {"amount": 26786000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-09-30 | sec_edgar |
| accounts_payable | {"amount": 22872000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-06-30 | sec_edgar |
| accounts_payable | {"amount": 13200000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2013-03-31 | sec_edgar |
| accounts_payable | {"amount": 17273000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2012-03-31 | sec_edgar |
| accounts_payable | {"amount": 24814000, "concept": "us-gaap:AccountsPayableCurrent", "currency": "USD"} | 2011-03-31 | sec_edgar |
| accounts_receivable | {"amount": 85111000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2019-12-31 | sec_edgar |
| accounts_receivable | {"amount": 81658000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2019-09-30 | sec_edgar |
| accounts_receivable | {"amount": 45658000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2019-06-30 | sec_edgar |
| accounts_receivable | {"amount": 53835000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2019-03-31 | sec_edgar |
| accounts_receivable | {"amount": 119600000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2018-12-31 | sec_edgar |
| accounts_receivable | {"amount": 101762000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2018-09-30 | sec_edgar |
| accounts_receivable | {"amount": 51908000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2018-06-30 | sec_edgar |
| accounts_receivable | {"amount": 63083000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2018-03-31 | sec_edgar |
| accounts_receivable | {"amount": 120613000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2017-12-31 | sec_edgar |
| accounts_receivable | {"amount": 95014000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2017-09-30 | sec_edgar |
| accounts_receivable | {"amount": 42753000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2017-06-30 | sec_edgar |
| accounts_receivable | {"amount": 48814000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2017-03-31 | sec_edgar |
| accounts_receivable | {"amount": 106514000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2016-12-31 | sec_edgar |
| accounts_receivable | {"amount": 91577000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2016-09-30 | sec_edgar |
| accounts_receivable | {"amount": 42395000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2016-06-30 | sec_edgar |
| accounts_receivable | {"amount": 45144000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2016-03-31 | sec_edgar |
| accounts_receivable | {"amount": 78978000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2015-12-31 | sec_edgar |
| accounts_receivable | {"amount": 95080000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2015-09-30 | sec_edgar |
| accounts_receivable | {"amount": 36363000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2015-06-30 | sec_edgar |
| accounts_receivable | {"amount": 42052000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2015-03-31 | sec_edgar |
| accounts_receivable | {"amount": 84713000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2014-12-31 | sec_edgar |
| accounts_receivable | {"amount": 97502000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2014-09-30 | sec_edgar |
| accounts_receivable | {"amount": 42737000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2014-06-30 | sec_edgar |
| accounts_receivable | {"amount": 44243000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2014-03-31 | sec_edgar |
| accounts_receivable | {"amount": 88934000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2013-12-31 | sec_edgar |
| accounts_receivable | {"amount": 100925000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2013-09-30 | sec_edgar |
| accounts_receivable | {"amount": 40488000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2013-06-30 | sec_edgar |
| accounts_receivable | {"amount": 43133000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2013-03-31 | sec_edgar |
| accounts_receivable | {"amount": 94445000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2012-12-31 | sec_edgar |
| accounts_receivable | {"amount": 123336000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2012-09-30 | sec_edgar |
| accounts_receivable | {"amount": 55521000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2012-06-30 | sec_edgar |
| accounts_receivable | {"amount": 45026000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2012-03-31 | sec_edgar |
| accounts_receivable | {"amount": 107808000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2011-12-31 | sec_edgar |
| accounts_receivable | {"amount": 117522000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2011-09-30 | sec_edgar |
| accounts_receivable | {"amount": 45771000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2011-06-30 | sec_edgar |
| accounts_receivable | {"amount": 42411000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2011-03-31 | sec_edgar |
| accounts_receivable | {"amount": 113121000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2010-12-31 | sec_edgar |
| accounts_receivable | {"amount": 119490000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD" | 2010-09-30 | sec_edgar |
| accounts_receivable | {"amount": 47807000, "concept": "us-gaap:AccountsReceivableNetCurrent", "currency": "USD"} | 2010-06-30 | sec_edgar |
| capex | {"amount": 6966000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2019-12-31 | sec_edgar |
| capex | {"amount": 5985000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2019-09-30 | sec_edgar |
| capex | {"amount": 3464000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2019-06-30 | sec_edgar |
| capex | {"amount": 10597000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "cur | 2019-03-31 | sec_edgar |
| capex | {"amount": 7757000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2018-12-31 | sec_edgar |
| capex | {"amount": 5891000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2018-09-30 | sec_edgar |
| capex | {"amount": 3159000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2018-06-30 | sec_edgar |
| capex | {"amount": 7291000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2018-03-31 | sec_edgar |
| capex | {"amount": 3964000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2017-12-31 | sec_edgar |
| capex | {"amount": 2021000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2017-09-30 | sec_edgar |
| capex | {"amount": 901000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2017-06-30 | sec_edgar |
| capex | {"amount": 4957000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2017-03-31 | sec_edgar |
| capex | {"amount": 4037000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2016-12-31 | sec_edgar |
| capex | {"amount": 2831000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2016-09-30 | sec_edgar |
| capex | {"amount": 1967000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2016-06-30 | sec_edgar |
| capex | {"amount": 6411000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2016-03-31 | sec_edgar |
| capex | {"amount": 5058000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2015-12-31 | sec_edgar |
| capex | {"amount": 2817000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2015-09-30 | sec_edgar |
| capex | {"amount": 880000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2015-06-30 | sec_edgar |
| capex | {"amount": 3924000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2015-03-31 | sec_edgar |
| capex | {"amount": 2938000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2014-12-31 | sec_edgar |
| capex | {"amount": 1531000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2014-09-30 | sec_edgar |
| capex | {"amount": 930000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2014-06-30 | sec_edgar |
| capex | {"amount": 5024000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2014-03-31 | sec_edgar |
| capex | {"amount": 4035000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2013-12-31 | sec_edgar |
| capex | {"amount": 3047000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2013-09-30 | sec_edgar |
| capex | {"amount": 1581000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2013-06-30 | sec_edgar |
| capex | {"amount": 4494000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2013-03-31 | sec_edgar |
| capex | {"amount": 3269000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2012-12-31 | sec_edgar |
| capex | {"amount": 1921000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2012-09-30 | sec_edgar |
| capex | {"amount": 1242000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2012-06-30 | sec_edgar |
| capex | {"amount": 3532000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2012-03-31 | sec_edgar |
| capex | {"amount": 2489000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2011-12-31 | sec_edgar |
| capex | {"amount": 1881000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2011-09-30 | sec_edgar |
| capex | {"amount": 931000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curre | 2011-06-30 | sec_edgar |
| capex | {"amount": 2893000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2011-03-31 | sec_edgar |
| capex | {"amount": 2209000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2010-12-31 | sec_edgar |
| capex | {"amount": 1901000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2010-09-30 | sec_edgar |
| capex | {"amount": 1098000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2010-06-30 | sec_edgar |
| capex | {"amount": 4019000, "concept": "us-gaap:PaymentsToAcquirePropertyPlantAndEquipment", "curr | 2010-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 12346000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2019-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 5155000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2019-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 12251000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2019-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 17100000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2019-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 18917000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2018-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 15112000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2018-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 33103000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2018-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 58560000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2018-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 30297000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2017-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 27214000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2017-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 49695000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2017-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 47693000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2017-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 30069000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2016-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 30241000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2016-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 10111000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2016-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 19927000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2016-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 25248000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2015-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 27745000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2015-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 33368000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2015-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 36429000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2015-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 48163000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2014-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 26840000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2014-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 47176000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2014-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 68200000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2014-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 68551000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2013-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 37094000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2013-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 67038000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2013-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 87108000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2013-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 53347000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2012-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 9843000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2012-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 37444000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2012-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 66135000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2012-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 10489000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2011-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 614000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency": | 2011-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 3878000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2011-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 48577000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2011-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 4704000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2010-12-31 | sec_edgar |
| cash_and_equivalents | {"amount": 2028000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2010-09-30 | sec_edgar |
| cash_and_equivalents | {"amount": 2811000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2010-06-30 | sec_edgar |
| cash_and_equivalents | {"amount": 26846000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency | 2010-03-31 | sec_edgar |
| cash_and_equivalents | {"amount": 2272000, "concept": "us-gaap:CashAndCashEquivalentsAtCarryingValue", "currency" | 2009-03-31 | sec_edgar |
| cash_and_restricted_cash | {"amount": 12346000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCas | 2019-12-31 | sec_edgar |
| cash_and_restricted_cash | {"amount": 5155000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCash | 2019-09-30 | sec_edgar |
| cash_and_restricted_cash | {"amount": 12251000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCas | 2019-06-30 | sec_edgar |
| cash_and_restricted_cash | {"amount": 17100000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCas | 2019-03-31 | sec_edgar |
| cash_and_restricted_cash | {"amount": 18917000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCas | 2018-12-31 | sec_edgar |
| cash_and_restricted_cash | {"amount": 15112000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCas | 2018-09-30 | sec_edgar |
| cash_and_restricted_cash | {"amount": 33103000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCas | 2018-06-30 | sec_edgar |
| cash_and_restricted_cash | {"amount": 58560000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCas | 2018-03-31 | sec_edgar |
| cash_and_restricted_cash | {"amount": 47693000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCas | 2017-03-31 | sec_edgar |
| cash_and_restricted_cash | {"amount": 19927000, "concept": "us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCas | 2016-03-31 | sec_edgar |
| cashflow_financing | {"amount": 9881000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curr | 2019-12-31 | sec_edgar |
| cashflow_financing | {"amount": 22218000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2019-09-30 | sec_edgar |
| cashflow_financing | {"amount": 15900000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2019-06-30 | sec_edgar |
| cashflow_financing | {"amount": 8361000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "curr | 2018-12-31 | sec_edgar |
| cashflow_financing | {"amount": 14012000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2018-09-30 | sec_edgar |
| cashflow_financing | {"amount": -1881000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2018-06-30 | sec_edgar |
| cashflow_financing | {"amount": 42963000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2017-12-31 | sec_edgar |
| cashflow_financing | {"amount": -3716000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2017-09-30 | sec_edgar |
| cashflow_financing | {"amount": -7272000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2012-03-31 | sec_edgar |
| cashflow_financing | {"amount": -1592000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2011-06-30 | sec_edgar |
| cashflow_financing | {"amount": -5583000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2011-03-31 | sec_edgar |
| cashflow_financing | {"amount": 11689000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cur | 2010-06-30 | sec_edgar |
| cashflow_financing | {"amount": -19620000, "concept": "us-gaap:NetCashProvidedByUsedInFinancingActivities", "cu | 2010-03-31 | sec_edgar |
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| cashflow_investing | {"amount": -5845000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2019-09-30 | sec_edgar |
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| cashflow_investing | {"amount": -14990000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2019-03-31 | sec_edgar |
| cashflow_investing | {"amount": -13507000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2018-12-31 | sec_edgar |
| cashflow_investing | {"amount": -11641000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2018-09-30 | sec_edgar |
| cashflow_investing | {"amount": -8159000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2018-06-30 | sec_edgar |
| cashflow_investing | {"amount": -53233000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2018-03-31 | sec_edgar |
| cashflow_investing | {"amount": -49928000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2017-12-31 | sec_edgar |
| cashflow_investing | {"amount": 17243000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2017-09-30 | sec_edgar |
| cashflow_investing | {"amount": 20287000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2017-03-31 | sec_edgar |
| cashflow_investing | {"amount": -14058000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2016-03-31 | sec_edgar |
| cashflow_investing | {"amount": -58793000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2015-03-31 | sec_edgar |
| cashflow_investing | {"amount": -34378000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cu | 2014-03-31 | sec_edgar |
| cashflow_investing | {"amount": 1781000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curr | 2013-03-31 | sec_edgar |
| cashflow_investing | {"amount": -1495000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2012-12-31 | sec_edgar |
| cashflow_investing | {"amount": -147000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curr | 2012-09-30 | sec_edgar |
| cashflow_investing | {"amount": -966000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curr | 2012-03-31 | sec_edgar |
| cashflow_investing | {"amount": -405000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curr | 2011-12-31 | sec_edgar |
| cashflow_investing | {"amount": 222000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curre | 2011-09-30 | sec_edgar |
| cashflow_investing | {"amount": -886000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "curr | 2011-06-30 | sec_edgar |
| cashflow_investing | {"amount": -3384000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2011-03-31 | sec_edgar |
| cashflow_investing | {"amount": -2623000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2010-12-31 | sec_edgar |
| cashflow_investing | {"amount": -2351000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2010-09-30 | sec_edgar |
| cashflow_investing | {"amount": -1098000, "concept": "us-gaap:NetCashProvidedByUsedInInvestingActivities", "cur | 2010-06-30 | sec_edgar |
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