Share Capital - Change in Warrants Outstanding (Details) - $ / shares |
12 Months Ended | |
|---|---|---|
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Share capital, reserves and other equity interest [Abstract] | ||
| Warrants outstanding, beginning balance (in shares) | 7,074,348 | 8,912,479 |
| Warrants expired (in shares) | (10,486) | (1,838,131) |
| Warrants outstanding, ending balance (in shares) | 7,063,862 | 7,074,348 |
| Weighted average exercise price of warrants outstanding, beginning balance (in CAD per share) | $ 44.34 | $ 70.90 |
| Weighted average exercise price of warrants expired (in CAD per share) | 388.43 | 1,124.6 |
| Weighted average exercise price of warrants outstanding, ending balance (in CAD per share) | $ 46.22 | $ 44.34 |