Subsequent Events (Details Textual) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013
Subsequent Event [Line Items]
Senior Executive Bonus Value	$ 350
Maximum [Member]
Subsequent Event [Line Items]
Earnings before Interest Tax Depreciation and Amortization	80.00%
Minimum [Member]
Subsequent Event [Line Items]
Earnings before Interest Tax Depreciation and Amortization	50.00%