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Derivative Instruments - Schedule of Fair Value of Warrant Liability (Details)

v3.7.0.1
Derivative Instruments - Schedule of Fair Value of Warrant Liability (Details) - $ / shares
3 Months Ended
Jan. 31, 2017
Oct. 31, 2016
Stock Price $ 8.96 $ 8.09
Minimum [Member]    
Exercise Price $ 10.63 $ 10.63
Expected term 3 months 15 days 6 months 18 days
Expected Volatility 60.72% 81.84%
Risk Free Interest Rate 0.52% 0.51%
Maximum [Member]    
Exercise Price $ 18.75 $ 18.75
Expected term 6 months 9 months
Expected Volatility 81.39% 87.09%
Risk Free Interest Rate 0.64% 0.66%