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Income Taxes (Tables)

12 Months Ended

Dec. 31, 2018

Income Tax Disclosure [Abstract]

Provision (Benefit) for Income Taxes from Continuing Operations

Provision (benefit) for income taxes from continuing operations are as follows:

		2018				2017				2016
		(In Thousands)
Current:
Federal		$	11			$	67			$	46
State			(96	)			(381	)			11
Total Current		$	(85	)		$	(314	)		$	57
Deferred:
Federal		$	1,415			$	(50,084	)		$	(46,926	)
State			410				9,639				4,913
Total Deferred		$	1,825			$	(40,445	)		$	(42,013	)
Provision (benefit) for income taxes		$	1,740			$	(40,759	)		$	(41,956	)

Schedule of Deferred Tax Assets and Liabilities

Deferred tax assets and liabilities include temporary differences and carryforwards as follows:

		December 31,
		2018				2017
		(In Thousands)
Deferred compensation		$	2,637			$	2,393
Other accrued liabilities			1,579				1,964
Interest expense carryforward			11,267				—
Net operating loss			154,914				142,950
Other			12,581				15,933
Less valuation allowance on deferred tax assets			(45,625	)			(26,920	)
Total deferred tax assets		$	137,353			$	136,320
Property, plant and equipment			(191,369	)			(186,561	)
Prepaid and other insurance reserves			(2,596	)			(2,561	)
Other			—				(1,985	)
Total deferred tax liabilities		$	(193,965	)		$	(191,107	)
Net deferred tax liabilities		$	(56,612	)		$	(54,787	)

Loss from Continuing Operations Provision (Benefit) for Income Taxes

All of our loss before taxes relates to domestic operations.  Detailed below are the differences between the amount of the provision (benefit) for income taxes and the amount which would result from the application of the federal statutory rate to “Loss from continuing operations before provision (benefit) for income taxes”.

		2018				2017				2016
		(In Thousands)
Benefit for income taxes at federal statutory rate		$	(14,802	)		$	(24,868	)		$	(45,531	)
State current and deferred income tax benefit			(4,089	)			(2,699	)			(4,452	)
Valuation allowance - Federal			14,604				—				—
Valuation allowance - State			4,112				7,651				11,855
Tax reform			—				(22,988	)			—
Energy credit			—				—				(888	)
Other			1,915				2,145				(2,940	)
Provision (benefit) for income taxes		$	1,740			$	(40,759	)		$	(41,956	)

Reconciliation of Beginning and Ending Amount of Uncertain Tax Positions

A reconciliation of the beginning and ending amount of uncertain tax positions is as follows:

		2018				2017				2016
		(In Thousands)
Balance at beginning of year		$	618			$	657			$	259
Additions based on tax positions related to the current year			—				11				454
Additions based on tax positions of prior years			—				—				4
Reductions for tax positions of prior years			(41	)			(50	)			(60	)
Settlements			—				—				—
Balance at end of year		$	577			$	618			$	657

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Tabular disclosure of the components of income tax expense attributable to continuing operations for each year presented including, but not limited to: current tax expense (benefit), deferred tax expense (benefit), investment tax credits, government grants, the benefits of operating loss carryforwards, tax expense that results from allocating certain tax benefits either directly to contributed capital or to reduce goodwill or other noncurrent intangible assets of an acquired entity, adjustments of a deferred tax liability or asset for enacted changes in tax laws or rates or a change in the tax status of the entity, and adjustments of the beginning-of-the-year balances of a valuation allowance because of a change in circumstances that causes a change in judgment about the realizability of the related deferred tax asset in future years.

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Tabular disclosure of the components of net deferred tax asset or liability recognized in an entity's statement of financial position, including the following: the total of all deferred tax liabilities, the total of all deferred tax assets, the total valuation allowance recognized for deferred tax assets.

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Tabular disclosure of the reconciliation using percentage or dollar amounts of the reported amount of income tax expense attributable to continuing operations for the year to the amount of income tax expense that would result from applying domestic federal statutory tax rates to pretax income from continuing operations.

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Tabular disclosure for tax positions taken in the tax returns filed or to be filed for which it is more likely than not that the tax position will not be sustained upon examination by taxing authorities and other income tax contingencies. Includes, but is not limited to, interest and penalties, reconciliation of unrecognized tax benefits, unrecognized tax benefits that would affect the effective tax rate, tax years that remain subject to examination by tax jurisdictions, and information about positions for which it is reasonably possible that amounts unrecognized will significantly change within 12 months.

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