v3.26.1
Share-Based Payments - Summary of Option Activity (Details)
12 Months Ended
Mar. 31, 2026
shares
$ / shares
Mar. 31, 2025
shares
$ / shares
Disclosure of terms and conditions of share-based payment arrangement [line items]    
Exercised (in CAD/USD per option) | $ / shares $ 2.45  
CAD    
Disclosure of terms and conditions of share-based payment arrangement [line items]    
Number of stock options | shares 2,980,892 3,547,141
CAD | Long Term Incentive Plan    
Disclosure of terms and conditions of share-based payment arrangement [line items]    
Beginning balance (in shares) | shares 3,547,141 4,337,271
Forfeited (in shares) | shares (38,516) (148,019)
Expired (in shares) | shares (475,101) (642,111)
Exercised (in shares) | shares (52,632) 0
Ending balance (in shares) | shares 2,980,892 3,547,141
Number of stock options | shares 2,664,025 2,588,471
Beginning balance (in CAD/USD per option) | $ / shares $ 3.32 $ 3.27
Forfeited (in CAD/USD per option) | $ / shares 3.25 3.31
Expired (in CAD/USD per option) | $ / shares 3.17 3.02
Exercised (in CAD/USD per option) | $ / shares 1.90 0
Ending balance (in CAD/USD per option) | $ / shares 3.37 3.32
Exercisable at year end (in CAD/USD per option) | $ / shares $ 3.34 $ 3.34