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Equity Capital and Earnings Per Share - Reconciliation of Denominator (Numbers of Shares) in Calculation of Basic and Diluted Earnings Per Share (Detail) - shares shares in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023
Earnings per share [line items] |  |
Weighted average number of common shares (in millions) | 1,779 | 1,834
Dilutive stock-based awards (in millions) | 6 | 4
Weighted average number of diluted common shares (in millions) | 1,785 | 1,838
Share based payments arrangements |  |
Earnings per share [line items] |  |
Antidilutive securities | 0 | 0

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- Definition The weighted average number of ordinary shares outstanding plus the weighted average number of ordinary shares that would be issued on the conversion of all the dilutive potential ordinary shares into ordinary shares. [Refer: Ordinary shares [member]; Weighted average [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 33 -IssueDate 2024-01-01 -Paragraph 70 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=33&code=ifrs-tx-2024-en-r&anchor=para_70_b&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The potential dilutive effect on the weighted average number of ordinary shares that relate to the assumed exercise of the entity's share options. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 33 -IssueDate 2024-01-01 -Paragraph 70 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=33&code=ifrs-tx-2024-en-r&anchor=para_70_b&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
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- Definition The number of ordinary shares outstanding at the beginning of the period, adjusted by the number of ordinary shares bought back or issued during the period multiplied by a time-weighting factor. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 33 -IssueDate 2024-01-01 -Paragraph 70 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=33&code=ifrs-tx-2024-en-r&anchor=para_70_b&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition Antidilutive Securities With Potential Future Dilutive Effect Not Included In Calculation Of Diluted Earnings Per Share + References No definition available. + Details
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- Details
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