Stock Based Compensation (Details 3) (USD $)	1 Months Ended	3 Months Ended	12 Months Ended
	Feb. 28, 2013	Mar. 31, 2013 Restricted Stock [Member]	Dec. 31, 2009 Restricted Stock [Member]
Summary of restricted stock award activity
Beginning Balance		219,989
Weighted Average Grant Date Fair Value, Beginning Balance		$ 2.39
Non-vested Number of Shares, Granted	81,391	171,819	50,000
Weighted Average Grant Date Fair Value, Granted		$ 3.47
Non-vested Number of Shares, Vested		(123,134)
Weighted Average Grant Date Fair Value, Vested		$ 2.91
Ending Balance		268,674
Weighted Average Grant Date Fair Value, Ending Balance		$ 2.84