Income Taxes (Details Textual) (USD $)	3 Months Ended
Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012	Nov. 30, 2011
Income Taxes (Textual) [Abstract]
Income tax provision or benefit based upon its estimated annual effective tax rate	39.50%	34.30%
Unrecognized tax benefits	$ 632,000		$ 632,000
Unrecognized tax benefits that would impact the effective tax rate	410,000		410,000
Valuation allowance of its deferred tax assets	411,000		411,000
Unpaid taxes, interest and penalties	$ 0		$ 0	$ 800,000
Period of limitation of status under federal and state jurisdictions	12 months

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

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The domestic federal statutory tax rate applicable under enacted tax laws to the Company's pretax income from continuing operations for the period. The "statutory" tax rate is the regular tax rate if there are alternative tax systems.

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- Definition

This element represents the amount of interest expense accrued as of the date of the statement of financial position for an underpayment of income taxes computed by applying the applicable statutory rate of interest to the difference between a tax position recognized for financial reporting purposes and the amount previously taken or expected to be taken in a tax return of the entity.

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