Income Taxes (Tables)

12 Months Ended

Dec. 31, 2017

Reconciliation Of Income Tax Expense (Benefit) [Table Text Block]

A reconciliation of income tax expense (benefit), computed by applying the federal statutory rate to pre-tax income (loss) to our effective income tax expense (benefit) is as follows:



	2017			2016			2015
	(In thousands)
Income tax expense (benefit) computed by applying the statutory rate	$	21,059		$	(72,386	)	$	(582,508	)
State income tax expense (benefit), net of federal benefit	1,655			(5,687		)	(45,768		)
Deferred tax liability revaluation ⁽¹⁾	(81,307		)	—			—
Restricted stock shortfall	1,867			5,465			—
Statutory depletion and other	(952		)	1,414			1,328
Income tax benefit	$	(57,678	)	$	(71,194	)	$	(626,948	)

__________________________


(1)	In 2017, the revaluation from the Tax Act.

Schedule Of Total Provision For Income Taxes [Table Text Block]

For the periods indicated, the total provision for income taxes consisted of the following:



	2017			2016			2015
	(In thousands)
Current taxes:
Federal	$	—		$	—		$	(20,612	)
State	5			15			(4		)
	5			15			(20,616		)
Deferred taxes:
Federal	(62,788		)	(62,923		)	(535,691		)
State	5,105			(8,286		)	(70,641		)
	(57,683		)	(71,209		)	(606,332		)
Total provision	$	(57,678	)	$	(71,194	)	$	(626,948	)

Schedule Of Deferred Tax Assets And Liabilities [Table Text Block]

Deferred tax assets and liabilities are comprised of the following at December 31:



	2017			2016
	(In thousands)
Deferred tax assets:
Allowance for losses and nondeductible accruals	$	32,242		$	53,967
Net operating loss carryforward	153,746			190,603
Alternative minimum tax and research and development tax credit carryforward	5,409			5,409
	191,397			249,979
Deferred tax liability:
Depreciation, depletion, amortization, and impairment	(324,874		)	(440,690		)
Net deferred tax liability	(133,477		)	(190,711		)
Current deferred tax asset	—			25,211
Non-current—deferred tax liability	$	(133,477	)	$	(215,922	)