Schedule of unrecognized deferred tax assets (Details) - INR (₨) ₨ in Thousands |
Mar. 31, 2026 |
Mar. 31, 2025 |
|---|---|---|
| DeferredTaxAssetsAndLiabilitiesLineItems [Line Items] | ||
| Unrecognized deferred tax assets | ₨ 2,177,266 | ₨ 2,445,505 |
| Temporary differences [member] | ||
| DeferredTaxAssetsAndLiabilitiesLineItems [Line Items] | ||
| Unrecognized deferred tax assets | 285,174 | 276,775 |
| Unabsorbed depreciation [Member] | ||
| DeferredTaxAssetsAndLiabilitiesLineItems [Line Items] | ||
| Unrecognized deferred tax assets | ₨ 1,892,092 | ₨ 2,168,730 |