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Loss per share (Tables)
12 Months Ended
Oct. 31, 2018
Earnings per share [abstract]  
Disclosure of detailed information about basic and diluted loss per share [Table Text Block]
Numerator 2020  2019  2018 
Loss attributable to common shareholders$(1,245,393)$(2,832,864)$(2,362,239)

Loss used in computation of basic and diluted loss per share    

$(1,245,393)$(2,832,864)$(2,362,239)
          
Denominator         
Weighted average number of common shares for computation of basic and diluted loss per share 377,380,476  288,398,051  237,242,674