SHARE CAPITAL AND EARNINGS PER SHARE - Earnings per share computation (Details) - shares |
12 Months Ended | |
|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
|
| Share Capital, Reserves And Other Equity Interest [Abstract] | ||
| Weighted average number of common shares outstanding (in shares) | 321,075,968 | 319,072,751 |
| Effect of dilutive stock options and equity-settled share-based payments (in shares) | 1,081,855 | 645,501 |
| Weighted average number of common shares outstanding for diluted earnings per share calculation (in shares) | 322,157,823 | 319,718,252 |