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v3.22.2

Subsequent Events - Additional Information (Detail) ₨ / shares in Units, ₨ in Millions | Apr. 23, 2022 INR (₨) ₨ / shares | Apr. 04, 2022 ₨ / shares | Mar. 31, 2022 ₨ / shares | Mar. 31, 2021 ₨ / shares | Sep. 20, 2019 ₨ / shares | Sep. 19, 2019 ₨ / shares
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Subsequent Event [Line Items] |  |  |  |  |  |
Common stock par or stated value per share |  |  | ₨ 1 | ₨ 1 | ₨ 1 | ₨ 2
Subsequent Event [Member] | Proposed Merger [Member] |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Common stock par or stated value per share |  | ₨ 1 |  |  |  |
Subsequent Event [Member] | Proposed Merger [Member] | HDBHousing Development Finance Corporation Limited [Member] |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Business combination share exchange ratio |  | 1.68 |  |  |  |
Common stock par or stated value per share |  | ₨ 2 |  |  |  |
Dividend Paid [Member] | Subsequent Event [Member] |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |
Dividend paid, per share amount | ₨ 15.5 |  |  |  |  |
Dividend paid, total amount | ₨ | ₨ 86,045.2 |  |  |  |  |

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- Definition Business combination share exchange ratio. + References No definition available. + Details
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- Definition Aggregate dividends paid during the period for each share of common stock outstanding. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI https://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 + Details
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- Definition Face amount or stated value per share of common stock. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(29)) -URI https://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682 + Details
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- Definition Amount of cash outflow in the form of ordinary dividends to common shareholders of the parent entity. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 15 -Subparagraph (a) -URI https://asc.fasb.org/extlink&oid=126954810&loc=d3e3291-108585 + Details
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- Definition Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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