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Summary of Significant Accounting Policies (Details 3) - USD ($)
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Basic loss per share attributable to common stock: Numerator    
Net loss $ (18,208,378) $ (20,372,676)
Denominator    
Weighted avg. common shares outstanding 16,470,814 12,766,295
Basic loss per share attributable to common stock (in dollars per share) $ (1.11) $ (1.6)
Diluted loss per share attributable to common stock: Numerator    
Net loss $ (18,208,378) $ (20,372,676)
Denominator    
Weighted avg. common shares outstanding 16,470,814 12,766,295
Diluted loss per share attributable to common stock (in dollars per share) $ (1.11) $ (1.6)