Goodwill - Additional Information (Details) - CAD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Apr. 30, 2025 |
Apr. 30, 2024 |
Apr. 30, 2023 |
|
| Disclosure of detailed information about intangible assets [line items] | |||
| Term for calculating profit marging for cash generating units | 3 years | ||
| Impairment loss | $ 0 | $ 11,161 | $ 2,460 |
| BioStrand [Member] | |||
| Disclosure of detailed information about intangible assets [line items] | |||
| Impairment loss | $ 21,200 | $ 11,200 | $ 2,500 |