The amount recognised as of the acquisition date for financial assets acquired in a business combination. [Refer: Financial assets; Business combinations [member]]

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Name IFRS
-Number 3
-IssueDate 2019-01-01
-Paragraph B64
-Subparagraph i
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2019-en-r&anchor=para_B64_i&doctype=Appendix&subtype=B
-URIDate 2019-03-27

Reference 2: http://www.xbrl.org/2003/role/exampleRef
-Name IFRS
-Number 3
-IssueDate 2019-01-01
-Paragraph IE72
-URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=3&code=ifrs-tx-2019-en-r&anchor=para_IE72&doctype=Illustrative%20Examples
-URIDate 2019-03-27

Name:	ifrs-full_FinancialAssetsRecognisedAsOfAcquisitionDate
Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

Customer Contract with Alight LLC - Additional Information (Detail) ₨ in Millions, $ in Millions	Mar. 31, 2020 INR (₨)	Mar. 31, 2019 INR (₨)	Mar. 31, 2019 USD ($)
Customer Contract with Alight LLC [line Items]
Total consideration paid for acquisition	₨ 10,433
Net assets acquisition	907
Alight LLC [member]
Customer Contract with Alight LLC [line Items]
Total consideration paid for acquisition		₨ 8,275	$ 117
Net assets acquisition	₨ 4,128