Goodwill And Intangible Assets - Summary of Changes In Carrying Amount of Acquired Intangible Assets (Parenthetical) (Details) $ in Millions	12 Months Ended
Mar. 31, 2025 USD ($)
Intangible assets and goodwill [abstract]
Excess of carrying value over the estimated recoverable value	$ 22

The increase (decrease) in intangible assets other than goodwill. [Refer: Intangible assets other than goodwill]

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 38
-IssueDate 2024-01-01
-Paragraph 118
-Subparagraph e
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=38&code=ifrs-tx-2024-en-r&anchor=para_118_e&doctype=Standard
-URIDate 2024-03-27

Name:	ifrs-full_ChangesInIntangibleAssetsOtherThanGoodwill
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration