Share Capital (Details 1) - INR (₨) ₨ / shares in Units, ₨ in Millions |
12 Months Ended | ||||||
|---|---|---|---|---|---|---|---|
Mar. 31, 2026 |
Mar. 31, 2025 |
Mar. 31, 2024 |
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| Disclosure of classes of share capital [line items] | |||||||
| Dividend per share (in absolute Rs.) | [1] | ₨ 8 | ₨ 8 | ₨ 8 | |||
| Dividend paid during the year (excluding dividend paid on treasury shares) | [2] | ₨ 6,659 | ₨ 6,662 | ₨ 6,648 | |||
| Towards the fiscal year for which dividends were paid | 2025 | 2024 | 2023 | ||||
| Ordinary shares [member] | |||||||
| Disclosure of classes of share capital [line items] | |||||||
| Dividend paid during the year (excluding dividend paid on treasury shares) | [2] | ₨ 6,659 | ₨ 6,662 | ₨ 6,648 | |||
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