Taxes (Schedule of Components of Income Tax) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Taxes [Abstract]
Current Federal Tax Expense (Benefit)	$ 0	$ (20,022)	$ (24,449)
Current State and Local Tax Expense (Benefit)	(647)	575	1,072
Current Income Tax Expense (Benefit)	(647)	(19,447)	(23,377)
Deferred Federal Income Tax Expense (Benefit)	(318,956)	(341,486)	1,544
Deferred State and Local Income Tax Expense (Benefit)	(15,895)	7,026	(2,446)
Deferred Income Tax Expense (Benefit)	(334,851)	(334,460)	(902)
Provision for (benefit from) income taxes	$ (335,498)	$ (353,907)	$ (24,279)

Amount of current federal tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of current income tax expense (benefit) pertaining to taxable income (loss) from continuing operations.

Amount of current state and local tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred federal income tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred income tax expense (benefit) pertaining to income (loss) from continuing operations.

Amount of deferred state and local tax expense (benefit) pertaining to income (loss) from continuing operations.