Income Taxes Provision for Income Tax (Benefit) Expense (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended	6 Months Ended
Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2014	Jun. 30, 2013
Current:
Federal	$ (19,770)	$ 0	$ 64,443	$ 0
State	(31)	0	129	0
Total	(19,801)	0	64,572	0
Deferred:
Federal	28,415	(6)	40,459	(6)
State	76	6	10,563	6
Total	28,491	0	51,022	0
Income tax expense	$ 8,690	$ 0	$ 115,594	$ 0

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.