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Financial and capital risk management - Effects of derivatives on other comprehensive income (Details) - USD ($) $ in Millions | 12 Months Ended
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Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Net Investments Hedge [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Gain (loss) recognised in other comprehensive income | $ 81 | $ (118) | $ (578)
Cash Flow Hedge Nickel And Palladium [Member] |  |  |
IfrsStatementLineItems [Line Items] |  |  |
Gain (loss) recognised in other comprehensive income | $ 19 | $ 3 | $ (105)

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- Definition The gain (loss) recognised in other comprehensive income on hedge ineffectiveness. [Refer: Gain (loss) on hedge ineffectiveness] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2022-03-24 -Paragraph 24C -Subparagraph a -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2022-en-r&anchor=para_24C_a_i&doctype=Standard -URIDate 2022-03-24 + Details
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- References No definition available. + Details
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- Details
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- Details
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