Quarterly report pursuant to Section 13 or 15(d)

Stock Based Compensation Arrangements - Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions (Details)

v3.7.0.1
Stock Based Compensation Arrangements - Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions (Details)
6 Months Ended
Apr. 30, 2017
Risk free annual interest rate, minimum 1.78%
Risk free annual interest rate, maximum 2.28%
Expected volatility, minimum 71.65%
Expected volatility, Maximum 86.34%
Assumed dividends 0.00%
Minimum [Member]  
Expected life 5 years 15 days
Maximum [Member]  
Expected life 6 years