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Stock Options (Details 3)
12 Months Ended
Oct. 31, 2020
IfrsStatementLineItems [Line Items]  
Expected dividend yield Nil
Options Two [Member]  
IfrsStatementLineItems [Line Items]  
Expected dividend yield Nil
Risk-free interest rate 0.25%
Expected life (years) 4 years
Expected volatility 131.00%