Supplemental Cash Flow Information - Narrative (Details) - CAD ($) $ in Millions |
12 Months Ended | |
|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Disclosure of detailed information about business combination [line items] | ||
| Collateral held for letters of credit and corporate credit cards | $ 3.4 | $ 3.4 |
| Collateral held for international subsidiaries | 0.1 | 0.1 |
| Insurance coverage for company management | 43.9 | 38.8 |
| MedReleaf Australia | ||
| Disclosure of detailed information about business combination [line items] | ||
| Collateral held for acquisition | $ 0.0 | $ 0.8 |