Income Taxes (Tables)

12 Months Ended

Dec. 31, 2011

Income Taxes [Abstract]

Schedule Of Income Tax Expense/(Benefit)

		September 30,			September 30,			September 30,
	Year Ended December 31,
	2011			2010			2009
Current:
U.S. Federal	$	(12,243	)	$	(4,575	)	$	(2,597	)
State and local		(7,679	)		(12,026	)		(3,166	)
Total current		(19,922	)		(16,601	)		(5,763	)
Deferred:
U.S. Federal		(61,248	)		277,916			669
State and local		(7,975	)		47,307			(477	)
Total deferred		(69,223	)		325,223			192
Total income tax (provision) benefit	$	(89,145	)	$	308,622		$	(5,571	)

Unrecognized Tax Benefits, Income Tax Penalties And Interest Expense

		September 30,			September 30,			September 30,
	Year Ended December 31,
	2011			2010			2009
(Increase) decrease to unrecognized tax benefits	$	(10,593	)	$	(5,517	)	$	2,817
Interest expense		(4,809	)		(5,391	)		(4,426	)
Penalties		(1,659	)		(633	)		(701	)
Total	$	(17,061	)	$	(11,541	)	$	(2,310	)

Schedule Of Effective Income Tax Rate Reconciliation

		September 30,			September 30,			September 30,
	Year Ended December 31,
	2011			2010			2009
Tax provision at U.S. Statutory Rate of 35%	$	(38,497	)	$	(32,583	)	$	(9,441	)
Permanent adjustments which change statutory amounts:
State and local income taxes, net of federal income tax		(9,703	)		(31,898	)		(16,703	)
Equity in net income of affiliates		(37,216	)		(29,969	)		(73,604	)
Losses in litigation		1,542			(583	)		(526	)
Provision for unrecognized tax benefits		1,457			2,542			(1,356	)
Nondeductible expenses		(2,500	)		(987	)		(2,076	)
Change in valuation allowance		375			402,809			96,617
Other, net		(4,603	)		(709	)		1,518
Total income tax (provision) benefit	$	(89,145	)	$	308,622		$	(5,571	)

Unrecognized Tax Benefits

		September 30,			September 30,			September 30,
	Year Ended December 31,
	2011			2010			2009
Balance at January 1	$	132,211		$	120,124		$	108,592
Increases related to prior year tax positions		1,220			339			8,855
Decreases related to prior year tax positions		(24,745	)		(1,933	)		(1,969	)
Decrease as a result of statute expirations		(1,629	)		(1,886	)		(3,178	)
Decrease as a result of tax settlements		(7,606	)		(5,207	)		(4,887	)
Increases related to current year tax positions		15,842			20,774			12,711
Balance at December 31	$	115,293		$	132,211		$	120,124

Schedule Of Net Deferred Tax Assets

		September 30,			September 30,
	December 31,
	2011			2010
Deferred tax assets:
Postretirement benefits other than pensions	$	26,685		$	25,504
Inventoried costs		20,165			24,666
Net operating loss and tax credit carryforwards		139,070			151,497
Compensation and benefits		24,984			26,996
Deferred research & development costs		3,269			6,575
Income recognition on long-term contracts		22,402			24,686
Investments in and advances to affiliates		6,175			34,227
Other, net		5,850			5,468
Federal benefit of uncertain tax positions		29,576			29,249
Pension costs		93,948			70,268
Total deferred tax assets before valuation allowance		372,124			399,136
Less valuation allowance		(10,887	)		(11,228	)
Net deferred tax assets		361,237			387,908
Deferred tax liabilities:
Property, plant and equipment		(27,515	)		(23,189	)
Intangible assets		(3,289	)		(4,480	)
Total deferred tax liabilities		(30,804	)		(27,669	)
Net deferred tax assets	$	330,433		$	360,239
Classification on consolidated balance sheets:
Current deferred tax assets	$	67,070		$	66,220
Long-term deferred tax assets		263,363			294,019
Total deferred tax assets	$	330,433		$	360,239