Financial Instruments - Schedule of Details of Amounts Receivable and Allowances for Credit Losses (Details) - CAD ($) $ in Thousands |
Apr. 30, 2025 |
Apr. 30, 2024 |
Apr. 30, 2023 |
|---|---|---|---|
| Allowances For Doubtful Accounts [Abstract] | |||
| Amounts receivable, gross | $ 4,165 | $ 3,819 | $ 3,280 |
| Allowance for credit losses | (50) | (29) | (33) |
| Amounts receivable, net | $ 4,115 | $ 3,790 | $ 3,247 |