Employee Benefits - Summary of Various Categories of Plan Assets (Details) - Provident Fund |
Mar. 31, 2026 |
Mar. 31, 2025 |
|---|---|---|
| Central and State Government Bonds | ||
| Disclosure Of Defined Benefit Plans [Line Items] | ||
| Asset allocation for plan assets | 63.00% | 60.00% |
| Public Sector Undertakings and Private Sector Bonds | ||
| Disclosure Of Defined Benefit Plans [Line Items] | ||
| Asset allocation for plan assets | 26.00% | 28.00% |
| Cash and Cash Equivalents | ||
| Disclosure Of Defined Benefit Plans [Line Items] | ||
| Asset allocation for plan assets | 3.00% | 4.00% |
| Others | ||
| Disclosure Of Defined Benefit Plans [Line Items] | ||
| Asset allocation for plan assets | 8.00% | 8.00% |