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Significant Accounting Policies and Significant Judgements (Details)
12 Months Ended
Oct. 31, 2021
Fixtures and fittings [member]  
IfrsStatementLineItems [Line Items]  
Amortization Useful life 7-10
Computer equipment [member]  
IfrsStatementLineItems [Line Items]  
Amortization Useful life 3-5
Production equipment and other [member]  
IfrsStatementLineItems [Line Items]  
Amortization Useful life 5-10
Leasehold improvements [member]  
IfrsStatementLineItems [Line Items]  
Amortization Useful life 15-40