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Principal associates - Additional information (Detail) | 12 Months Ended
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Dec. 31, 2019
Disclosure of associates [abstract] |
Description of basis of preparation of summarised financial information of associate | 1

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- Definition The description of the basis of preparation of summarised financial information of an associate. [Refer: Associates [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2019-01-01 -Paragraph B15 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2019-en-r&anchor=para_B15&doctype=Appendix&subtype=B -URIDate 2019-03-27 + Details
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- References No definition available. + Details
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