Income Taxes - Tax Reconciliation (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012	Dec. 31, 2011
Document Fiscal Year Focus	2013
Federal Income Tax Expense (Benefit), Continuing Operations	$ 0	$ 13,224	$ 2,994
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate	34.00%
Computed expected tax expense (benefit)	1,677	(2,099)	1,089
Increase (decrease) in income tax resulting from state taxes	98	(122)	126
Valuation allowance	(1,511)	15,635	1,438
All other items	(264)	410	52
Total income tax expense (benefit)	0	13,824	2,705
Amounts attributable to discontinued operations	$ 0	$ 600	$ (289)