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Taxes - Income Tax reconciliation (Details) - CAD ($)
$ in Thousands
12 Months Ended
Oct. 31, 2022
Oct. 31, 2021
Taxes    
Accounting Loss before income taxes $ (73,763) $ (35,767)
Canadian Statutory tax rate 23.00% 23.00%
Expected income tax recovery based on statutory rates $ (16,966) $ (8,226)
Increase (decrease) in taxes resulting from:    
Non-deductible items (979) 1,046
Tax on dispositions   813
Change in tax rates and subsidiary rate differential (2,531) 82
Revaluation of tax estimates (3,798) 1,344
Goodwill Impairment 12,134  
Change in unrecognized deferred tax assets 7,796 3,875
Other items 1,429 336
Total $ (2,915) $ (730)