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OPTIONS (Details)
9 Months Ended
Jul. 31, 2019
USD ($)
$ / shares
shares
Stock Options  
Shares outstanding 7,772,200
Shares granted 337,300
Shares exercised (125,000)
Forfeited/expired by termination 20,000
Shares outstanding 7,964,500
Weighted Average Exercise Price  
Weighted average exercise price of share outstanding | $ / shares $ 0.34
Weighted average exercise price of share granted | $ / shares 0.09
Weighted average exercise price of share exercised | $ / shares
Weighted average exercise price of share forfeited/expired by termination | $ / shares
Weighted average exercise price of share outstanding | $ / shares $ 0.13
Weighted Average Remaining Contractual Terms  
Weighted average remaining contractual terms of share outstanding 5 years 3 months 8 days
Weighted average remaining contractual terms of share granted 9 years 9 months
Weighted average remaining contractual terms of share outstanding 7 years 5 months 9 days
Granted Options Exercisable  
Shares outstanding 6,317,750
Shares granted
Shares exercised
Share forfeited/expired by termination
Shares outstanding 5,470,540
Intrinsic Value  
Aggregate intrinsic value of share outstanding | $ $ 2,241,496
Aggregate intrinsic value of share outstanding | $ $ 1,187,928