Insurance services - Summary of a Roll Forward of URR (Detail) ₨ in Millions, $ in Millions |
12 Months Ended | ||
|---|---|---|---|
|
Mar. 31, 2025
INR (₨)
|
Mar. 31, 2025
USD ($)
|
Mar. 31, 2024
INR (₨)
|
|
| Unearned Revenue Reserve [Line Items] | |||
| Opening balance | ₨ 988.8 | $ 11.6 | ₨ 0.0 |
| Capitalizations | 2,893.9 | 33.9 | 1,036.5 |
| Amortization | (316.0) | (3.7) | (38.9) |
| Experience Adjustment | (138.6) | (1.7) | (8.8) |
| Closing balance | 3,428.1 | $ 40.1 | 988.8 |
| Unit-Linked Life [Member] | |||
| Unearned Revenue Reserve [Line Items] | |||
| Opening balance | 945.2 | 0.0 | |
| Capitalizations | 2,772.3 | 991.8 | |
| Amortization | (303.5) | (37.9) | |
| Experience Adjustment | (132.2) | (8.7) | |
| Closing balance | 3,281.8 | 945.2 | |
| Unit-Linked Pension [Member] | |||
| Unearned Revenue Reserve [Line Items] | |||
| Opening balance | 43.6 | 0.0 | |
| Capitalizations | 121.6 | 44.7 | |
| Amortization | (12.5) | (1.0) | |
| Experience Adjustment | (6.4) | (0.1) | |
| Closing balance | ₨ 146.3 | ₨ 43.6 | |