Stock-Based Compensation (Details 3) (Warrant [Member], USD $)	6 Months Ended
	Jun. 30, 2014
Warrant [Member]
Summary of all stock option plans / warrant activity
Number of Options/Warrants Outstanding, Beginning Balance	828,573
Warrants, Granted	2,575,000
Warrants, Expired/cancelled	(20,000)
Number of Options/Warrants Outstanding, Exercised	(28,500)
Number of Options/Warrants Outstanding, Ending Balance	3,355,073
Weighted Average Exercise Price, Outstanding, Beginning Balance	$ 2.39
Weighted Average Exercise Price, Issued	$ 5.09
Weighted Average Exercise Price, Expired/cancelled	$ 4.05
Weighted Average Exercise Price, Exercised	$ 2.85
Weighted Average Exercise Price, Outstanding, Ending Balance	$ 4.45
Weighted Average Remaining Contractual Life, Outstanding and exercisable	2 years 22 days
Weighted Average Remaining Contractual Life, Issued	0 years
Weighted Average Remaining Contractual Life, Expired/cancelled	0 years
Weighted Average Remaining Contractual Life, Exercised	0 years
Weighted Average Remaining Contractual Life, Exercised	1 year 5 months 9 days