Income Taxes (Schedule of Deferred Tax Assets and Liabilities) (Details) - USD ($) $ in Thousands |
12 Months Ended | |
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Dec. 31, 2017 |
Dec. 31, 2018 |
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Deferred tax asset | ||
Federal net operating loss carryforward | $ 97,437 | $ 151,497 |
Interest expense carryforward | 0 | 7,335 |
Statutory depletion carryforward | 5,381 | 5,381 |
Alternative minimum tax credit carryforward | 52 | 0 |
Asset retirement obligations | 572 | 2,347 |
Derivatives asset | 6,186 | 0 |
Unvested RSU equity awards | 1,749 | 2,751 |
Other | 2,401 | 991 |
Deferred tax asset before valuation allowance | 113,778 | 170,302 |
Deferred tax liability | ||
Oil and natural gas properties | 54,264 | 169,682 |
Derivatives liability | 0 | 10,184 |
Total deferred tax liability | 54,264 | 179,866 |
Net deferred tax asset (liability) before valuation allowance | 59,514 | (9,564) |
Less: Valuation allowance | (60,919) | 0 |
Net deferred tax liability | (1,405) | $ (9,564) |
Reduction i deferred tax assets | $ 40,611 |
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- Definition Deferred Tax Assets, Interest Expense Carryforwards No definition available.
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- Definition Deferred Tax Assets, Statutory Depletion Carryforward No definition available.
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- Definition Deferred TaxAssets Liabilities Net Before Valuation Allowance No definition available.
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- Definition Tax Cuts and Jobs Act of 2017, Change in Tax Rate, Increase (Decrease) In Deferred Tax Asset, Net No definition available.
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- Definition Amount of deferred tax liability attributable to taxable temporary differences. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from derivative instruments. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- References No definition available.
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount, before allocation of valuation allowance, of deferred tax asset attributable to deductible temporary differences, classified as other. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible alternative minimum tax credit carryforwards. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from compensation and benefits costs. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences from asset retirement obligations. An asset retirement obligation is a legal obligation associated with the disposal or retirement from service of a tangible long-lived asset. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount, after deferred tax asset, of deferred tax liability attributable to taxable differences without jurisdictional netting. 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 deferred tax liability attributable to taxable temporary differences from derivatives. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Amount of deferred tax liability attributable to taxable temporary differences from property, plant, and equipment. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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