Stockholders' Equity (Details 6) - Warrant [Member] - USD ($)	9 Months Ended	12 Months Ended
	Sep. 30, 2015	Dec. 31, 2014
Stockholders Equity [Line Items]
Outstanding Number of Warrants at January 1, 2015	21,422,346
Granted Number of Warrants	150,000
Exercised Number of Warrants	(1,724,606)
Forfeited Number of Warrants	(24,794)
Outstanding Number of Warrants at September 30, 2015	19,822,946	21,422,346
Exercisable Number of Warrants at September 30, 2015	19,710,446
Outstanding Weighted-Average Exercise Price, at January 1, 2015	$ 2.30
Granted Weighted-Average Exercise Price	1.87
Exercised Weighted-Average Exercise Price	1.94
Forfeited Weighted Average Exercise Price	2.13
Outstanding Weighted-Average Exercise Price, at September 30, 2015	2.33	$ 2.30
Exercisable Weighted-Average Exercise Price, at September 30, 2015	$ 2.33
Outstanding Weighted-Average Remaining Contractual Life (in years)	3 years 3 months 18 days	3 years 9 months 18 days
Granted Weighted-Average Remaining Contractual Life (in years)	4 years 9 months 18 days
Exercisable Weighted-Average Remaining Contractual Life (in years), at September 30, 2015	3 years 3 months 18 days
Outstanding Aggregate Intrinsic Value, at January 1, 2015	$ 15,984,739
Outstanding Aggregate Intrinsic Value, at September 30, 2015	1,271,994	$ 15,984,739
Exercisable Aggregate Intrinsic Value, at September 30, 2015	$ 1,271,994