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Exceptional Items - Additional Information (Detail) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Disclosure Of Exceptional Items [line items] |  |  |
Applicable tax rate | 23.50% | 19.00% | 19.00%
Tax rate effect from change in tax rate | 0.20% | 0.10% |
Current tax benefit | $ 261 | $ 183 | $ 139
Contract assets (Charge) |  | (5) |
Increase Through Impairment Contract Assets |  | 3 |
Associates [member] |  |  |
Disclosure Of Exceptional Items [line items] |  |  |
Additional Expenses Allocated |  | 60 |
Current tax benefit |  | 15 |
Liability Recognised Reflecting Unavoidable Obligation Amount |  | $ 18 |
Americas [member] |  |  |
Disclosure Of Exceptional Items [line items] |  |  |
Legal costs |  |  | 18
EMEAA [member] |  |  |
Disclosure Of Exceptional Items [line items] |  |  |
Legal costs |  |  | $ 7
Exceptional Tax Items [Member] |  |  |
Disclosure Of Exceptional Items [line items] |  |  |
Applicable tax rate |  |  | 19.00%
Tax rate effect from change in tax rate |  |  | 25.00%
Deferred tax credit arising from remasurement of Siginificant US deferred tax reforms |  |  | $ 4
Tax effect from change in tax rate |  |  | $ 34

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- Definition The applicable income tax rate. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2023-01-01 -Paragraph 81 -Subparagraph c -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2023-en-r&anchor=para_81_c_ii&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount of income taxes payable (recoverable) in respect of the taxable profit (tax loss) for a period. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 12 -IssueDate 2023-01-01 -Paragraph 80 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2023-en-r&anchor=para_80_a&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The decrease in contract assets resulting from impairment. [Refer: Contract assets; Impairment loss] + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IFRS -Number 15 -IssueDate 2023-01-01 -Paragraph 118 -Subparagraph c -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=15&code=ifrs-tx-2023-en-r&anchor=para_118_c&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The amount that represents the difference between the tax expense (income) and the product of the accounting profit multiplied by the applicable tax rate(s) that relates to changes in the tax rate. [Refer: Accounting profit] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2023-01-01 -Paragraph 81 -Subparagraph c -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2023-en-r&anchor=para_81_c_i&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition The tax rate effect on the reconciliation between the average effective tax rate and the applicable tax rate resulting from a change in tax rate. [Refer: Average effective tax rate; Applicable tax rate] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 12 -IssueDate 2023-01-01 -Paragraph 81 -Subparagraph c -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=12&code=ifrs-tx-2023-en-r&anchor=para_81_c_ii&doctype=Standard -URIDate 2023-03-23 + Details
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- Definition Additional expenses allocated. + References No definition available. + Details
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- Definition Deferred tax credit arising from remasurement of siginificant us deferred tax reforms. + References No definition available. + Details
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- Definition Disclosure Of Exceptional Items [line items] + References No definition available. + Details
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- Definition Increase through impairment contract assets. + References No definition available. + Details
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- Definition Legal costs. + References No definition available. + Details
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- Definition Liability recognised reflecting unavoidable obligation amount. + References No definition available. + Details
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- Details
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- Details
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- Details
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- Details
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