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Income Taxes (Textual) (Details) (USD $) In Thousands, unless otherwise specified					1 Months Ended
	Dec. 31, 2012	Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2009	Jan. 23, 2012 Castle Creek Capital Partners IV, L.P. and Stadium Capital Management [Member]
Operating Loss Carryforwards [Line Items]
Deferred tax assets related to federal and state net operating loss carryforwards	$ 16,061	$ 16,094
Operating loss carryforwards				5,900
Valuation allowance	8,492	8,766	8,800
Net deferred tax asset	12,300		13,200
Proceeds from capital raising activities					$ 47,300

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

The cash inflow from the issuance of common stock, preferred stock, treasury stock, stock options, and other types of equity.