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v3.25.2

Goodwill and Intangible assets - Carrying Amount of Goodwill (Detail) ₨ in Millions, $ in Millions | 12 Months Ended
--- | ---
Mar. 31, 2025 INR (₨) | Mar. 31, 2025 USD ($) | Mar. 31, 2024 INR (₨)
Goodwill [Line Items] |  |  |
Begining | ₨ 1,629,510.3 | $ 19,074.2 | ₨ 74,937.9
Goodwill on acquisition during the year | 0.0 | 0.0 | 1,628,148.5
Less: Goodwill Derecognised on disposal during the year | 0.0 | 0.0 | 73,576.1
Ending | 1,629,510.3 | $ 19,074.2 | 1,629,510.3
Retail Banking [Member] |  |  |
Goodwill [Line Items] |  |  |
Begining | 443,017.5 |  | 74,937.9
Goodwill on acquisition during the year | 0.0 |  | 368,079.6
Less: Goodwill Derecognised on disposal during the year | 0.0 |  | 0.0
Ending | 443,017.5 |  | 443,017.5
Wholesale Banking [Member] |  |  |
Goodwill [Line Items] |  |  |
Begining | 71,617.3 |  | 0.0
Goodwill on acquisition during the year | 0.0 |  | 71,617.3
Less: Goodwill Derecognised on disposal during the year | 0.0 |  | 0.0
Ending | 71,617.3 |  | 71,617.3
Treasury Services [Member] |  |  |
Goodwill [Line Items] |  |  |
Begining | 0.0 |  | 0.0
Goodwill on acquisition during the year | 0.0 |  | 0.0
Less: Goodwill Derecognised on disposal during the year | 0.0 |  | 0.0
Ending | 0.0 |  | 0.0
Insurance Services [Member] |  |  |
Goodwill [Line Items] |  |  |
Begining | 959,080.0 |  | 0.0
Goodwill on acquisition during the year | 0.0 |  | 959,080.0
Less: Goodwill Derecognised on disposal during the year | 0.0 |  | 0.0
Ending | 959,080.0 |  | 959,080.0
Other Segments [Member] |  |  |
Goodwill [Line Items] |  |  |
Begining | 155,795.5 |  | 0.0
Goodwill on acquisition during the year | 0.0 |  | 229,371.6
Less: Goodwill Derecognised on disposal during the year | 0.0 |  | 73,576.1
Ending | ₨ 155,795.5 |  | ₨ 155,795.5

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