Income Taxes (Tables)

12 Months Ended

Dec. 31, 2013

Schedule of Income Tax Expense (Benefit)

The following table presents the 2013, 2012 and 2011 income tax expense (benefit):

	Year Ended December 31
	2013(1)			2012(2)			2011(3)
	(In thousands)
Current income taxes:
Federal	$	(52,601	)	$	77,909		$	(31,584	)
State		(9,477	)		18,400			762
Foreign		6			538			168
Total current income tax expense (benefit)		(62,072	)		96,847			(30,654	)
Deferred income taxes:
Federal		15,051			(631	)		(416,478	)
State		4,696			(8,271	)		(76,423	)
Total deferred income tax expense (benefit)		19,747			(8,902	)		(492,901	)
Total income tax expense (benefit)	$	(42,325	)	$	87,945		$	(523,555	)

(1) Excludes $431.0 million in income tax expense related to discontinued operations.

(2) Excludes $80.4 million in income tax expense related to discontinued operations.

(3) Excludes $67.2 million in income tax expense related to discontinued operations.

Reconciliation of Income Taxes

The following is a reconciliation of income tax expense (benefit) computed at the U.S. federal statutory tax rate to income tax expense (benefit) reported in our Consolidated Statements of Operations:

	Year Ended December 31
	2013						2012					2011
	Amount			Percentage			Amount		Percentage			Amount			Percentage
	(In thousands, except percentages)
Tax expense at statutory rate	$	99,062			35.0	%	$	39,116		35.0	%	$	(788,143	)		35.0	%
State income taxes		(3,107	)		(1.1	)		6,584		5.9			(49,180	)		2.2
Tax-free disposition of investment		(145,524	)		(51.4	)		—		—			—			—
Uncertain tax position		6,106			2.2			—		—			—			—
Sale of unconsolidated affiliate		(545	)		(0.2	)		40,411		36.2			—			—
Nondeductible goodwill		—			—			—		—			305,657			(13.5	)
Other		1,683			0.6			1,834		1.6			8,111			(0.4	)
Total	$	(42,325	)		(14.9	)%	$	87,945		78.7	%	$	(523,555	)		23.3	%

Deferred Income Tax Assets (Liabilities)

The tax effects of temporary differences giving rise to deferred income tax assets (liabilities) were:

	December 31
	2013(1)			2012(2)
	(In thousands)
Deferred income tax assets:
Accrued liabilities	$	121,539		$	152,501
Retirement plans and postretirement benefits		24,312			52,981
Share-based compensation		20,468			34,325
Receivables and inventories		10,275			14,268
Derivative instruments		283			10,909
State net operating loss carryforwards		31,824			30,621
State tax credit carryforwards		3,007			8,307
Valuation allowances		(8,733	)		(7,570	)
		202,975			296,342
Deferred income tax liabilities:
Property, plant and equipment		(199,004	)		(243,849	)
Intangible assets		(8,751	)		(22,484	)
Other		(145	)		(6,125	)
		(207,900	)		(272,458	)
Net deferred income tax asset (liability)	$	(4,925	)	$	23,884

(1) Includes $7.5 million of deferred tax assets related to uncertain tax positions.

(2) Includes $11.7 million of deferred tax assets related to uncertain tax positions.

Balance Sheet Classification of Net Deferred Income Tax Assets (Liabilities)

These net deferred income tax assets (liabilities) are classified in our Consolidated Balance Sheets as follows:

	December 31
	2013			2012
	(In thousands)
Current assets	$	60,143		$	78,861
Noncurrent assets		35,623			49,858
Noncurrent liabilities		(100,691	)		(104,835	)
Total	$	(4,925	)	$	23,884

Reconciliation of Gross Unrecognized Tax Benefits

The following is a reconciliation of gross unrecognized tax benefits, including interest, recorded in our Consolidated Balance Sheets:

	December 31
	2013			2012			2011
	(In thousands)
Balance at beginning of year	$	27,734		$	29,128		$	18,302
Increases in tax positions for current year		18,230			230			14,759
Increases in tax positions for prior years		2,315			5,075			2,594
Decreases in tax positions for prior years		(6,192	)		(3,697	)		(1,872	)
Settlement of tax matters		(1,232	)		(2,127	)		(3,369	)
Lapse of applicable statutes of limitations		(377	)		(875	)		(1,286	)
Balance at end of year	$	40,478		$	27,734		$	29,128

Balance Sheet Classification of Unrecognized Tax Benefits

These unrecognized tax benefits are classified in our Consolidated Balance Sheets as follows:

	December 31
	2013		2012		2011
	(In thousands)
Accrued expenses	$	3,348	$	1,427	$	3,744
Other long-term liabilities		37,130		26,307		25,384
Total	$	40,478	$	27,734	$	29,128