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Combined Earnings Per Share - Additional Information (Detail) | 6 Months Ended
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Jun. 30, 2021
Earnings per share [abstract] |
Description on diluted earnings per share and underlying earnings per share calculation | In calculating underlying earnings per share, net profit attributable to shareholders’ equity is adjusted to eliminate the post-tax impact of non-underlying items.

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- References No definition available. + Details
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- Definition The reconciliation of the denominators used in calculating basic and diluted earnings per share to each other. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 33 -IssueDate 2020-01-01 -Paragraph 70 -Subparagraph b -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=33&code=ifrs-tx-2020-en-r&anchor=para_70_b&doctype=Standard -URIDate 2020-01-01 + Details
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