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Amounts Subject to Enforceable Netting Arrangements (Detail) ₨ in Millions, $ in Millions | Mar. 31, 2017 INR (₨) | Mar. 31, 2017 USD ($) | Mar. 31, 2016 INR (₨)
--- | --- | --- | ---
Financial Instruments [Line Items] |  |  |  |
Derivative assets, gross amounts |  | ₨ 139,217.1 | $ 2,146.8 | ₨ 85,223.0
Derivative assets, amounts offset |  | 0.0 |  | 0.0
Derivative assets, net amounts reported in the balance sheet |  | 139,217.1 |  | 85,223.0
Derivative assets, financial instruments |  | 106,010.2 |  | 60,816.4
Derivative assets, financial collateral | [1] | 2,911.9 |  | 4,181.1
Derivative assets, net amount |  | 30,295.0 | 467.2 | 20,225.5
Securities purchased under agreements to resell, gross amounts |  | 50,000.0 | 771.0 | 1,019.9
Securities purchased under agreements to resell, amounts offset |  | 0.0 |  | 0.0
Securities purchased under agreements to resell, net amounts reported in the balance sheet |  | 50,000.0 |  | 1,019.9
Securities purchased under agreements to resell, financial instruments |  | 0.0 |  | 0.0
Securities purchased under agreements to resell, financial collateral | [1] | 50,000.0 |  | 1,019.9
Securities purchased under agreements to resell, net amount |  | 0.0 | 0.0 | 0.0
Derivative liabilities, gross amounts |  | 145,060.5 | 2,236.9 | 78,582.4
Derivative liabilities, amounts offset |  | 0.0 |  | 0.0
Derivative liabilities, net amounts reported in the balance sheet |  | 145,060.5 |  | 78,582.4
Derivative liabilities, financial instruments |  | 106,010.2 |  | 60,816.4
Derivative liabilities, financial collateral | [1] | 2,772.7 |  | 83.4
Derivative liabilities, net amount |  | 36,277.6 | 559.4 | 17,682.6
Securities sold under repurchase agreements, gross amounts |  | 0.0 | 0.0 | 306,060.0
Securities sold under repurchase agreements, amounts offset |  | 0.0 |  | 0.0
Securities sold under repurchase agreements, net amounts reported in the balance sheet |  | 0.0 |  | 306,060.0
Securities sold under repurchase agreements, financial instruments |  | 0.0 |  | 0.0
Securities sold under repurchase agreements, financial collateral | [1] | 0.0 |  | 306,060.0
Securities sold under repurchase agreements, net amount |  | ₨ 0.0 | $ 0.0 | ₨ 0.0
[1] | Comprised of securities and cash collaterals. These amounts are limited to the asset/liability balance, and accordingly, do not include excess collateral received/pledged.

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