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Income Taxes - Additional Information (Details) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2012
Income Tax Disclosure [Abstract]
Net tax benefits related to stock option plans recorded as a reduction of income taxes payable and an increase in APIC	$ 3	$ 8
Income tax payments	15	4,601
Federal tax refunds received	$ 0	$ 580

Tax benefit associated with any equity-based compensation plan other than an employee stock ownership plan (ESOP). The tax benefit results from the deduction by the entity on its tax return for an award of stock that exceeds the cumulative compensation cost for common stock or preferred stock recognized for financial reporting. Includes any resulting tax benefit that exceeds the previously recognized deferred tax asset (excess tax benefits).

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- Definition

The amount of cash paid during the current period to foreign, federal, state, and local authorities as taxes on income.

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