Amount of increase from purchase of financing receivable including inter-bank participation certificate.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

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- Definition

Amount of financing receivable modified as troubled debt restructuring.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Threshold period for when financing receivable is considered past due, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Excludes threshold period past due to write off as uncollectible.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
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-Topic 326
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- Definition

Amount of financing receivable modified on trial basis.

+ References

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- Definition

Amortized cost, after allowance for credit loss, of financing receivable. Excludes financing receivable covered under loss sharing agreement and net investment in lease.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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Loans - Additional Information (Detail) ₨ in Millions, $ in Millions	12 Months Ended
	Mar. 31, 2023 INR (₨)	Mar. 31, 2023 USD ($)	Mar. 31, 2022 INR (₨)	Mar. 31, 2023 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans provided as collateral for borrowings	₨ 1,927,514.2		₨ 372,013.8	$ 23,451.9
Purchased financing receivable outstanding	1,024,684.4		836,172.8
Loans receivable restructured due to unexpected event	86,100.0	$ 1,100.0	229,800.0
Retail Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable restructured due to unexpected event	220,000.0		81,400.0
Wholesale Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans receivable restructured due to unexpected event	₨ 9,800.0		₨ 4,700.0
Current Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of days past due up to which loans	90 days			90 days
Crop related agricultural loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of days past due up to which loans	366 days			366 days
HDB Retail Business Banking [Member] \| Retail Loans [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
TDR modifications carrying value	₨ 0.0