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Stockholder's Equity (Details 4)
6 Months Ended
Jun. 30, 2016
USD ($)
Volatility 74.00%
Risk-free interest rate 0.84%
Expected term (in years) 2 years 5 months 16 days
Expected dividend yield
Warrant [Member]  
Volatility 75.00%
Risk-free interest rate 93.00%
Expected term (in years) 3 years
Expected dividend yield
Fair value of common stock $ 5,513,830