XML 135 R94.htm IDEA: XBRL DOCUMENT v3.22.0.1
Financial Instruments and Risk Management - Aging profile (Details) - CAD ($)
$ in Thousands
 12 Months Ended
Oct. 31, 2021
Oct. 31, 2020
Disclosure of financial assets that are either past due or impaired [line items]    
Bad debts written off $ 247 $ 1,280
Accounts receivable | Credit risk    
Disclosure of financial assets that are either past due or impaired [line items]    
Allowance for expected credit loss (144) (359)
Total 6,494 2,673
Accounts receivable | 31 - 60 days | Credit risk    
Disclosure of financial assets that are either past due or impaired [line items]    
Financial assets 533 246
Accounts receivable | 61 - 90 days | Credit risk    
Disclosure of financial assets that are either past due or impaired [line items]    
Financial assets 333 202
Accounts receivable | Greater than 90 days | Credit risk    
Disclosure of financial assets that are either past due or impaired [line items]    
Financial assets 1,978 762
Accounts receivable | Current (for less than 30 days) | Credit risk    
Disclosure of financial assets that are either past due or impaired [line items]    
Financial assets $ 3,794 $ 1,822