Income Taxes Income Tax Expense (Benefit) Reconciliation (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2014	Sep. 30, 2013	Sep. 30, 2014	Sep. 30, 2013
Income Tax Disclosure [Abstract]
Statutory federal income tax rate	35.00%	35.00%	35.00%	35.00%
Tax at the statutory federal rate	$ (180)	$ 1,524	$ 186,428	$ 1,605
State income taxes (net of federal benefit)	(18)	153	18,643	161
Decrease in valuation allowance	81	(1,376)	(90,083)	(1,476)
Other	(269)	(143)	221	(132)
Income tax (benefit) expense	$ (386)	$ 158	$ 115,209	$ 158