Goodwill and Intangible Assets - Summary of Movement in Goodwill Balance (Detail) ₨ in Millions, $ in Millions |
12 Months Ended | ||||
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Mar. 31, 2026
INR (₨)
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Mar. 31, 2026
USD ($)
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Mar. 31, 2025
INR (₨)
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| Reconciliation of changes in goodwill [abstract] | |||||
| Balance at the beginning of the year | ₨ 325,014 | ₨ 316,002 | |||
| Translation adjustment | 37,613 | 7,688 | |||
| Acquisition through Business combinations* (Refer to Note 7) | [1] | 24,772 | 1,324 | ||
| Balance at the end of the year | ₨ 387,399 | $ 4,129 | ₨ 325,014 | ||
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- Definition The amount of additional goodwill recognised, except goodwill included in a disposal group that, on acquisition, meets the criteria to be classified as held for sale in accordance with IFRS 5. [Refer: Goodwill; Disposal groups classified as held for sale [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The amount of assets representing the future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognised. [Refer: Total for all business combinations [member]] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition The increase (decrease) in goodwill resulting from net exchange differences arising on the translation of the financial statements from the functional currency into a different presentation currency, including the translation of a foreign operation into the presentation currency of the reporting entity. [Refer: Goodwill] Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- References No definition available.
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