Income Taxes (Reconciliation of Effective Tax Rate) (Details)	12 Months Ended
Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Income Tax Disclosure [Abstract]
Federal statutory tax rate	35.00%	35.00%	35.00%
State income taxes, net of federal benefit	2.30%	2.80%	2.30%
Return to accrual adjustments	(0.90%)	0.20%	(1.30%)
Change in valuation allowance	0.00%	0.00%	(41.00%)
Warrant liability fair value adjustment	0.00%	0.00%	(2.00%)
Domestic production activities deduction	(2.50%)	(2.60%)	(3.00%)
Other	(1.90%)	1.10%	0.50%
Effective income tax rate	32.00%	36.50%	(9.50%)

Effective Income Tax Rate Reconciliation, Accrual Adjustments, Percent

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Effective Income Tax Reconciliation, Warrant Liability Fair Value Adjustment

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Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to changes in the valuation allowance for deferred tax assets.

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Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to state and local income tax expense (benefit), net of federal tax expense (benefit).

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