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Income Taxes (Schedule of Components of Income Tax Expense) (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Tax Disclosure [Abstract]
Current - Federal	$ 1,316us-gaap_CurrentFederalTaxExpenseBenefit	$ 9,812us-gaap_CurrentFederalTaxExpenseBenefit	$ (8,401)us-gaap_CurrentFederalTaxExpenseBenefit
- State	903	(467)	(43)
Deferred - Federal	10,104	168	(5,914)
- State	1,212	2,568	(2,594)
Income tax expense (benefit)	$ 13,535us-gaap_IncomeTaxExpenseBenefit	$ 12,081us-gaap_IncomeTaxExpenseBenefit	$ (16,952)us-gaap_IncomeTaxExpenseBenefit

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