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Other Operating Income/(Expenses) - Additional Information (Detail) - USD ($) $ in Millions | 3 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2021 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019
Disclosure of other operating income expense [abstract] |  |  |  |
Research and development |  | $ 298 | $ 296 | $ 291
Income from brazilian tax credits | $ 226 | 226 | 481 |
Income from interest on brazilian tax credits |  | $ 118 | $ 315 | $ 118

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- Definition The amount of expenditure directly attributable to research or development activities, recognised in profit or loss. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 38 -IssueDate 2021-01-01 -Paragraph 126 -URI http://eifrs.ifrs.org/eifrs/xifrs-link?type=IAS&num=38&code=ifrs-tx-2021-en-r&anchor=para_126&doctype=Standard -URIDate 2021-03-24 + Details
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