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v3.25.2

Financial instruments - Aggregate Notional Principal Amounts of Bank's Outstanding Forward Exchange and Derivative Contracts (Detail) ₨ in Millions, $ in Millions | Mar. 31, 2025 INR (₨) | Mar. 31, 2025 USD ($) | Mar. 31, 2024 INR (₨)
--- | --- | --- | ---
Derivatives, Fair Value [Line Items] |  |  |
Notional | ₨ 24,496,285.6 | $ 286,741.0 | ₨ 21,269,897.6
Gross Assets | 179,812.4 | 2,104.8 | 109,038.5
Gross Liabilities | 143,566.1 | 1,680.5 | 109,409.9
Net Fair Value | 36,246.3 | 424.4 | (371.4)
Interest rate derivatives |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Notional | 10,191,133.7 | 119,292.2 | 7,834,342.2
Gross Assets | 58,654.3 |  | 53,970.3
Gross Liabilities | 48,979.2 |  | 63,112.8
Net Fair Value | 9,675.1 | 113.3 | (9,142.5)
Forward rate agreements |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Notional | 615,831.9 | 7,208.6 | 592,414.5
Gross Assets | 15,507.0 |  | 10,071.3
Gross Liabilities | 5,676.8 |  | 4,514.9
Net Fair Value | 9,830.2 | 115.1 | 5,556.4
Currency options |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Notional | 291,621.4 | 3,413.6 | 223,904.8
Gross Assets | 1,065.3 |  | 588.1
Gross Liabilities | 1,332.6 |  | 873.2
Net Fair Value | (267.3) | (3.1) | (285.1)
Currency swaps |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Notional | 462,773.9 | 5,417.0 | 493,708.2
Gross Assets | 19,180.2 |  | 11,754.5
Gross Liabilities | 4,360.8 |  | 4,440.2
Net Fair Value | 14,819.4 | 173.5 | 7,314.3
Forward exchange contracts |  |  |
Derivatives, Fair Value [Line Items] |  |  |
Notional | 12,934,924.7 | 151,409.6 | 12,125,527.9
Gross Assets | 85,405.6 |  | 32,654.3
Gross Liabilities | 83,216.7 |  | 36,468.8
Net Fair Value | ₨ 2,188.9 | $ 25.6 | ₨ (3,814.5)

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