v3.26.1
Supplemental Cash Flow Information - Summary of Changes in Liabilities Arose From Financing Activities (Details) - CAD ($)
$ in Thousands
 12 Months Ended
Apr. 30, 2026
Apr. 30, 2025
Apr. 30, 2024
Disclosure Of Reconciliation Of Liabilities Arising From Financing Activities [Line Items]      
Beginning balance $ 13,717 $ 13,965 $ 7,916
Cash Flows (1,094) (1,577) (1,485)
Non-cash changes, Acquisition 287 5,237 7,593
Non-cash changes, Debt forgiven/ Settlement/ Disposal (32) (4,341) (294)
Non-cash changes, Discontinued Operations (9,590)    
Non-cash changes, Accretion   10 19
Non-cash changes, Foreign exchange movements and change in estimates 238 423 216
Ending balance 3,526 13,717 13,965
Deferred Acquisition Payments      
Disclosure Of Reconciliation Of Liabilities Arising From Financing Activities [Line Items]      
Beginning balance 314 284 649
Cash Flows (312) 0 (146)
Non-cash changes, Acquisition 0 0 0
Non-cash changes, Debt forgiven/ Settlement/ Disposal 0 0 (294)
Non-cash changes, Discontinued Operations 0    
Non-cash changes, Accretion   10 19
Non-cash changes, Foreign exchange movements and change in estimates (2) 20 56
Ending balance 0 314 284
Convertible Debentures      
Disclosure Of Reconciliation Of Liabilities Arising From Financing Activities [Line Items]      
Beginning balance 0 0  
Cash Flows 0 0  
Non-cash changes, Acquisition 0 4,242  
Non-cash changes, Debt forgiven/ Settlement/ Disposal 0 (4,242)  
Non-cash changes, Discontinued Operations 0    
Non-cash changes, Accretion   0  
Non-cash changes, Foreign exchange movements and change in estimates 0 0  
Ending balance 0 0 0
Leases      
Disclosure Of Reconciliation Of Liabilities Arising From Financing Activities [Line Items]      
Beginning balance 13,403 13,681 7,267
Cash Flows (782) (1,577) (1,339)
Non-cash changes, Acquisition 287 995 7,593
Non-cash changes, Debt forgiven/ Settlement/ Disposal (32) (99) 0
Non-cash changes, Discontinued Operations (9,590)    
Non-cash changes, Accretion   0 0
Non-cash changes, Foreign exchange movements and change in estimates 240 403 160
Ending balance $ 3,526 $ 13,403 $ 13,681