Basis of Presentation - Schedule of Other Liabilities (Long-term) (Details) - USD ($) $ in Thousands |
Jun. 30, 2018 |
Dec. 31, 2017 |
|---|---|---|
| Other Liabilities Disclosure [Abstract] | ||
| Apache lawsuit | $ 49,500 | $ 49,500 |
| Uncertain tax positions including interest/penalties | 11,236 | 11,015 |
| Dispute related to royalty deductions | 4,687 | |
| Dispute related to royalty-in-kind | 2,083 | 914 |
| Other | 5,501 | 5,437 |
| Total other liabilities (long-term) | $ 73,007 | $ 66,866 |
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- Definition Amount recognized for uncertainty in income taxes classified as noncurrent. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of loss contingency liability. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of expenses incurred but not yet paid classified as other, due after one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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- Definition Amount of liabilities classified as other, due after one year or the normal operating cycle, if longer. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Dispute related to royalty deductions noncurrent. No definition available.
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- Definition Dispute related to royalty-in-kind non current. No definition available.
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