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Impaired Loans (Detail) ₨ in Millions, $ in Millions | Mar. 31, 2019 INR (₨) | Mar. 31, 2019 USD ($) | Mar. 31, 2018 INR (₨)
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Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Impaired loans | ₨ 140,422.5 | $ 2,030.4 | ₨ 108,717.3
Wholesale Trade- Non Industrial |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Impaired loans | 15,856.7 | 229.3 | 15,239.0
Consumer Loans |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Impaired loans | 22,513.7 | 325.5 | 15,236.4
Agriculture Production - Food |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Impaired loans | 18,915.0 | 273.5 | 12,227.0
Others (none greater than 5% of impaired loans) |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Impaired loans | 66,792.8 | 965.8 | 46,544.5
Retail Trade |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Impaired loans | 7,767.0 | 112.3 | 6,279.0
Agri-Allied |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Impaired loans |  |  | 6,184.0
Food And Beverage |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |
Impaired loans | ₨ 8,577.3 | $ 124.0 | ₨ 7,007.4

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- Definition Amount of investment of impaired financing receivables with related allowance for credit losses and without a related allowance for credit losses. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 310 -SubTopic 10 -Section 50 -Paragraph 14A -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118936363&loc=SL6953550-111524 + Details
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