Earnings per share (Details Textual) - INR (₨) ₨ in Millions |
12 Months Ended | ||
|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Mar. 31, 2024 |
|
| Profit or loss [abstract] | |||
| Profit (loss), attributable to ordinary equity holders of parent entity | ₨ 42,850 | ₨ 56,544 | ₨ 55,684 |
| Antidilutive Securities Excluded From Computation Of Earnings Per Share Amounts | 1,983,310 | 941,080 | 1,227,725 |