Goodwill And Intangible Assets - Summary of Changes In Carrying Amount of Goodwill (Details) - USD ($) $ in Millions |
12 Months Ended | |
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Mar. 31, 2026 |
Mar. 31, 2025 |
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| Intangible assets and goodwill [abstract] | ||
| Carrying value at the beginning | $ 1,182 | $ 875 |
| Goodwill on acquisitions during the year (Refer to Note 2.10) | 52 | 309 |
| Translation differences | 44 | (2) |
| Carrying value at the end | $ 1,278 | $ 1,182 |
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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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| X | ||||||||||
- 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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