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Intangible Assets - Additional Information (Detail) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Disclosure of detailed information about intangible assets [line items] |  |
Carrying amount of intangible assets | $ 40,430 | $ 41,527
Impairment | (176) | (165)
Intangible Assets With Indefinite Useful Life [member] |  |
Disclosure of detailed information about intangible assets [line items] |  |
Carrying amount of intangible assets | 38,320 | 39,395
Intangible Assets With Finite Useful Life [member] |  |
Disclosure of detailed information about intangible assets [line items] |  |
Carrying amount of intangible assets | $ 2,110 | $ 2,132

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- Definition The amount of impairment loss recognised in profit or loss for intangible assets other than goodwill. [Refer: Impairment loss recognised in profit or loss; Intangible assets other than goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2021-01-01 -Paragraph 118 -Subparagraph e -Clause iv -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=38&code=ifrs-tx-2021-en-r&anchor=para_118_e_iv&doctype=Standard -URIDate 2021-03-24 + Details
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- Definition The amount of identifiable non-monetary assets without physical substance. This amount does not include goodwill. [Refer: Goodwill] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2021-01-01 -Paragraph 118 -Subparagraph e -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=38&code=ifrs-tx-2021-en-r&anchor=para_118_e&doctype=Standard -URIDate 2021-03-24 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2021-01-01 -Paragraph 54 -Subparagraph c -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=1&code=ifrs-tx-2021-en-r&anchor=para_54_c&doctype=Standard -URIDate 2021-03-24 + Details
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