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Provision (Benefit) for Income Taxes (Tables)
12 Months Ended
Dec. 31, 2020
Income Tax Disclosure [Abstract]  
Summary of income (Loss) from continuing operations before taxes Income (Loss) before taxes is as follows (in thousands):
Year Ended December 31, 2020Year Ended December 31, 2019
Income (Loss) Before Income Taxes$(288,471)$93,074 
Summary of consolidated income tax provision (benefit)
The following is an analysis of the consolidated income tax provision (benefit) (in thousands):
Year Ended December 31, 2020Year Ended December 31, 2019
Current$(480)$519 
Deferred21,391 (22,101)
Total$20,911 $(21,582)
Reconciliations of income taxes computed using the U.S. Federal statutory rate to the effective income tax rates
Reconciliations of income taxes computed using the U.S. Federal statutory rate of (21%) to the effective income tax rate are as follows:
Year Ended December 31, 2020Year Ended December 31, 2019
Federal Statutory Rate21.0 %21.0 %
State tax provisions (benefits), net of federal benefits0.6 %1.0 %
Executive compensation limitation— %0.3 %
Other, net(0.2)%0.1 %
Valuation allowance adjustments(28.6)%(45.5)%
Effective rate(7.2)%(23.0)%
Tax effects of temporary differences representing the net deferred tax asset (liability)
The tax effects of temporary differences representing the net deferred tax asset (liability) at December 31, 2020 and 2019 were as follows (in thousands):
Year Ended December 31, 2020Year Ended December 31, 2019
Deferred tax assets:
Federal net operating loss (“NOL”) carryovers$93,293 $67,610 
Other carryover items610 552 
Asset retirement obligations1,074 960 
Share-based compensation959 1,210 
Lease liability929 1,999 
Other1,029 874 
Valuation allowance(82,618)— 
Total deferred tax assets$15,276 $73,205 
Deferred tax liabilities:
Oil and gas exploration and development costs$(13,008)$(48,329)
Derivative contracts(1,653)(1,820)
Leased assets(917)(1,968)
Other(1)(1)
Total deferred tax liabilities(15,579)(52,118)
Net deferred tax asset (liabilities)$(303)$21,087 
State net deferred tax liabilities$(303)$(1,582)
Federal net deferred tax assets— 22,669 
Net deferred tax asset (liabilities)$(303)$21,087