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Fair Value Measurements (Details 1) - $ / shares
12 Months Ended
Dec. 31, 2015
Dec. 31, 2014
Assumptions used to estimate the fair values of the common stock warrants    
Dividend yield $ 0 $ 0
Minimum    
Assumptions used to estimate the fair values of the common stock warrants    
Risk-free interest rate 1.36% 1.10%
Expected volatility 81.00% 81.00%
Maximum    
Assumptions used to estimate the fair values of the common stock warrants    
Expected life in years 2 years 8 months 12 days 3 years 8 months 12 days
OncoSec common stock warrants    
Assumptions used to estimate the fair values of the common stock warrants    
Risk-free interest rate 0.64% 0.67%
Expected volatility 90.00% 90.00%
Dividend yield $ 0 $ 0
OncoSec common stock warrants | Minimum    
Assumptions used to estimate the fair values of the common stock warrants    
Expected life in years 9 months 1 year 9 months
OncoSec common stock warrants | Maximum    
Assumptions used to estimate the fair values of the common stock warrants    
Expected life in years 1 year 3 months 2 years 9 months