v3.26.1
Financial Instruments - Schedule of Contractual Cash Flow Requirements (Details) - CAD ($)
$ in Thousands
Apr. 30, 2026
Apr. 30, 2025
Disclosure Of Financial Instruments [Line Items]    
Total liabilities $ 9,627 $ 20,815
Liquidity Risk    
Disclosure Of Financial Instruments [Line Items]    
Accounts payable and accrued liabilities 4,178  
Leases 4,384  
Total liabilities 8,562  
Liquidity Risk | Not Later Than One Year    
Disclosure Of Financial Instruments [Line Items]    
Accounts payable and accrued liabilities 4,178  
Leases 670  
Total liabilities 4,848  
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 670  
Total liabilities 670  
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 1,749  
Total liabilities 1,749  
Liquidity Risk | More than 5 years    
Disclosure Of Financial Instruments [Line Items]    
Accounts payable and accrued liabilities 0  
Leases 1,295  
Total liabilities $ 1,295