Leases (Cost) (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2020 |
Dec. 31, 2019 |
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| Components of Lease Costs | ||
| Finance lease costs | $ 1,489 | $ 92 |
| Amortization of right-of-use assets | 1,348 | 82 |
| Interest on lease liabilities | 141 | 10 |
| Operating lease cost | 46,888 | 38,076 |
| Impairment of ROU assets | 3,575 | 16,209 |
| Short-term lease cost | 1,821 | 3,640 |
| Variable lease costs | 259 | 0 |
| Total lease costs | 54,032 | 58,017 |
| Costs associated with drilling rigs and are capitalized | $ 34,200 | $ 34,900 |
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- Definition Finance Lease, Cost No definition available.
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- Definition The amount of capitalized exploratory well costs that is pending the determination of proved reserves. This does not include amounts that were capitalized and subsequently expensed in the same annual period. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of interest expense on finance lease liability. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of amortization expense attributable to right-of-use asset from finance lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of lease cost recognized by lessee for lease contract. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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- Definition Amount of single lease cost, calculated by allocation of remaining cost of lease over remaining lease term. Includes, but is not limited to, single lease cost, after impairment of right-of-use asset, calculated by amortization of remaining right-of-use asset and accretion of lease liability. Reference 1: http://www.xbrl.org/2003/role/exampleRef
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- Definition Amount of loss from impairment of right-of-use asset from operating lease. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition Amount of short-term lease cost, excluding expense for lease with term of one month or less. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Amount of variable lease cost, excluded from lease liability, recognized when obligation for payment is incurred for finance and operating leases. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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