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Property and Equipment - Narrative (Details)
$ / shares in Units, $ in Thousands
 12 Months Ended
Jul. 15, 2021
CAD ($)
store
$ / shares
shares
Oct. 31, 2021
CAD ($)
location
Oct. 31, 2020
CAD ($)
Meta Growth Corp. Acquisition      
Disclosure of detailed information about property, plant and equipment [line items]      
Number of locations identified in acquisition | location   2  
Impairment loss   $ 133  
Halo Labs Inc      
Disclosure of detailed information about property, plant and equipment [line items]      
Number of retail stores sold | store 3    
Gross proceeds $ 5,700    
Deposit for sale of retail stores $ 3,500    
Consideration for sale of retail stores (in shares) | shares 13,461,538    
Consideration for sale of retail stores (price per share) | $ / shares $ 0.26    
Proceeds from sale of deposit shares     $ 1,700
Principal amount of convertible promissory note $ 1,800    
Conversion price | $ / shares $ 0.16    
Fair value of promissory note $ 1,522    
Risk adjusted discount rate 15.00%    
Gain on sale of assets   2,654  
Assets under construction      
Disclosure of detailed information about property, plant and equipment [line items]      
Additions   $ 2,170 $ 1,020
Meta Growth Corp      
Disclosure of detailed information about property, plant and equipment [line items]      
Proportion of interest sold   49.00%  
Gain (loss) on disposals investments in joint ventures   $ 647