Leases - Summary of Carrying Amounts of Lease Liabilities Carried at Amortized Cost (Detail) ₨ in Millions, $ in Millions |
12 Months Ended | ||||
|---|---|---|---|---|---|
|
Mar. 31, 2025
INR (₨)
|
Mar. 31, 2025
USD ($)
|
Mar. 31, 2024
INR (₨)
|
Mar. 31, 2023
INR (₨)
|
Mar. 31, 2025
USD ($)
|
|
| Disclosure of quantitative information about right-of-use assets [line items] | |||||
| Opening balance | ₨ 8,345 | $ 98 | ₨ 6,169 | ₨ 3,454 | |
| Additions | 924 | 11 | 2,266 | 2,725 | |
| Capitalised during the year | 244 | 3 | 145 | 108 | |
| Accretion of interest | 615 | 7 | 690 | 416 | |
| Disposal of subsidiaries | (206) | (2) | (337) | ||
| Payments | (663) | (8) | (588) | (534) | |
| Closing balance | 9,259 | $ 108 | 8,345 | 6,169 | |
| Current | 977 | 868 | 698 | $ 11 | |
| Non-current | ₨ 8,282 | ₨ 7,477 | ₨ 5,471 | $ 97 | |