Deposits - Additional Information (Detail) ₨ in Millions, $ in Millions |
12 Months Ended | ||
|---|---|---|---|
|
Mar. 31, 2026
INR (₨)
|
Mar. 31, 2025
INR (₨)
|
Mar. 31, 2026
USD ($)
|
|
| Deposits From Banking Clients [Line Items] | |||
| Time deposits with residual maturity of one year or less | ₨ 14,429,568.7 | ₨ 12,328,690.0 | $ 153,784.2 |
| Maturity of deposits | 1 year | 1 year | |
| Time deposits | ₨ 20,439,591.3 | 17,689,697.7 | $ 217,836.4 |
| Excess in time deposits | ₨ 0.5 | 0.5 | |
| Maximum [Member] | |||
| Deposits From Banking Clients [Line Items] | |||
| Maturity of deposits | 10 years | 10 years | |
| Deposit in excess of Rs. 500000 | |||
| Deposits From Banking Clients [Line Items] | |||
| Time deposits | ₨ 18,264,896.2 | ₨ 15,657,927.8 | |