Employee Benefits - Summary of Sensitivity Analysis for Actuarial Assumptions (Detail) - USD ($) $ in Thousands |
Mar. 31, 2026 |
Mar. 31, 2025 |
|---|---|---|
| Disclosure of sensitivity analysis for actuarial assumptions [abstract] | ||
| Discount rate (1% movement) | $ (802) | $ (730) |
| Discount rate (1% movement) | 898 | |
| Future salary growth (1% movement) | 651 | 771 |
| Future salary growth (1% movement) | (634) | (703) |
| Withdrawal rates (5%-10% movement) | 453 | |
| Withdrawal rates (5%-10% movement) | $ (369) | (1,274) |
| Discount rate (1% movement) | 822 | |
| Withdrawal rates (5%-10% movement) | $ 2,788 |