Leases - Narrative (Details) - USD ($) |
Dec. 31, 2019 |
Jan. 01, 2019 |
Dec. 31, 2018 |
---|---|---|---|
Lessee, Lease, Description [Line Items] | |||
Operating lease assets | $ 14,168,000 | $ 0 | |
Accumulated deficit | $ (2,847,726,000) | $ (845,368,000) | |
Weighted average remaining lease term | 1 year 9 months | ||
Weighted-average discount rate - operating lease | 3.52% | ||
Minimum | |||
Lessee, Lease, Description [Line Items] | |||
Lease term | 1 year | ||
Maximum | |||
Lessee, Lease, Description [Line Items] | |||
Lease term | 5 years | ||
Drilling Rig | Minimum | |||
Lessee, Lease, Description [Line Items] | |||
Lease term | 1 year | ||
Drilling Rig | Maximum | |||
Lessee, Lease, Description [Line Items] | |||
Lease term | 2 years | ||
Accounting Standards Update 2016-02 | |||
Lessee, Lease, Description [Line Items] | |||
Operating lease assets | $ 110,000,000 | ||
Accumulated deficit | $ 0 |
X | ||||||||||
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. No definition available.
|
X | ||||||||||
- Definition Term of lessee's operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
X | ||||||||||
- Definition Amount of lessee's right to use underlying asset under operating lease. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Weighted average discount rate for operating lease calculated at point in time. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
X | ||||||||||
- Definition Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
X | ||||||||||
- Definition The cumulative amount of the reporting entity's undistributed earnings or deficit. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|
X | ||||||||||
- Details
|