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Operating segments - Additional Information (Detail) - USD ($)
$ in Thousands
Nov. 30, 2023
Nov. 30, 2022
Disclosure of operating segments [line items]    
Non-current assets $ 14,472 $ 19,890
Canada    
Disclosure of operating segments [line items]    
Non-current assets 14,138 18,980
United States    
Disclosure of operating segments [line items]    
Non-current assets 32 69
Ireland    
Disclosure of operating segments [line items]    
Non-current assets $ 302 $ 841