Stockholders' Equity (Details Textual) (USD $)	6 Months Ended				6 Months Ended	3 Months Ended
	Jun. 30, 2012	Dec. 31, 2011	Jun. 30, 2012 Remeasuring [Member]	Dec. 31, 2011 Remeasuring [Member]	Jun. 30, 2012 Stock Warrants [Member]	Jun. 30, 2012 Stock Warrants [Member] Remeasuring [Member]	Mar. 31, 2012 Stock Warrants [Member] Remeasuring [Member]
Stockholders' Equity (Textual) [Abstract]
Number of shares of common stock to be purchased by issuing warrants	250,000
Exercise price of stock warrants	9.60	9.60
Warrants expiration date	Oct. 14, 2015
Fair value of warrants outstanding	$ 2,000,000			$ 883,000
Increase in fair value of warrants due to remeasurements			$ 137,000
Percentage of weighted average expected stock volatility					111.46%	55.13%
Contract term of expected life assumption					5 years		3 years 3 months 18 days
Percentage of risk free rate for warrant					2.07%	0.66%