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Warrant Liabilities (Details) - USD ($)
3 Months Ended 9 Months Ended
Sep. 30, 2016
Sep. 30, 2015
Sep. 30, 2016
Sep. 30, 2015
Derivative [Line Items]        
Gain on warrant liability $ 246,211 $ 3,515,178 $ 939,668 $ 4,079,748
Warrants [Member]        
Derivative [Line Items]        
Risk-free interest rate     0.52% 0.21%
Expected dividend yield     0.00% 0.00%
Expected lives     9 months 18 days 10 months 2 days
Expected volatility     131.30% 69.10%
Warrants classified as liabilities (in shares) 28,571,429 6,371,854 28,571,429 6,371,854
Gain on warrant liability $ 246,212 $ 3,515,178 $ 939,668 $ 4,079,748
Warrant expiration date     Aug. 01, 2016