v3.25.2
Financial Instruments - Schedule of Contractual Cash Flow Requirements (Details) - CAD ($)
$ in Thousands
Apr. 30, 2025
Apr. 30, 2024
Disclosure Of Financial Instruments [Line Items]    
Total liabilities $ 20,815 $ 24,310
Liquidity Risk    
Disclosure Of Financial Instruments [Line Items]    
Accounts payable and accrued liabilities 5,283  
Leases 16,634  
Total liabilities 21,917  
Liquidity Risk | Not Later Than One Year    
Disclosure Of Financial Instruments [Line Items]    
Accounts payable and accrued liabilities 5,283  
Leases 2,695  
Total liabilities 7,978  
Liquidity Risk | Later Than One Year and Not Later Than Two Years    
Disclosure Of Financial Instruments [Line Items]    
Accounts payable and accrued liabilities 0  
Leases 2,692  
Total liabilities 2,692  
Liquidity Risk | Later Than Two Years and Not Later Than Five Years    
Disclosure Of Financial Instruments [Line Items]    
Accounts payable and accrued liabilities 0  
Leases 6,733  
Total liabilities 6,733  
Liquidity Risk | More than 5 years    
Disclosure Of Financial Instruments [Line Items]    
Accounts payable and accrued liabilities 0  
Leases 4,514  
Total liabilities $ 4,514