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Financial and capital risk management (Details 2) - Not Designated As Hedging Instruments [Member] - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
IfrsStatementLineItems [Line Items] |  |  |  |
Gain (loss) recognized in the income statement | $ (471) | $ 563 | $ (469) | $ 755
Foreign Exchange And Interest Rate Risk [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Gain (loss) recognized in the income statement | (455) | 558 | (469) | 774
Commodity price risk [member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Gain (loss) recognized in the income statement | (18) | 4 | (1) | (21)
CDI & TJLP vs. US$ Fixed and Floating Rate Swap [Member] | Foreign Exchange And Interest Rate Risk [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Gain (loss) recognized in the income statement | (117) | 134 | (130) | 178
Ipca Swap [Member] | Foreign Exchange And Interest Rate Risk [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Gain (loss) recognized in the income statement | (23) | 23 | (28) | 30
Dollar Swap [Member] | Foreign Exchange And Interest Rate Risk [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Gain (loss) recognized in the income statement | (318) | 376 | (346) | 538
SOFR Swap [Member] | Foreign Exchange And Interest Rate Risk [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Gain (loss) recognized in the income statement | 12 | 12 | 44 | 15
Treasury Forwards [Member] | Foreign Exchange And Interest Rate Risk [Member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Gain (loss) recognized in the income statement | (9) | 13 | (9) | 13
Bunker Oil Gasoil And Brent [Member] | Commodity price risk [member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Gain (loss) recognized in the income statement | (19) | 4 | (2) | (20)
Energy Transition Materials [Member] | Commodity price risk [member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Gain (loss) recognized in the income statement | 1 |  | 1 | (1)
Other Options [Member] | Commodity price risk [member] |  |  |  |
IfrsStatementLineItems [Line Items] |  |  |  |
Gain (loss) recognized in the income statement | $ 2 | $ 1 | $ 1 | $ 2

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- Definition The gain (loss) recognised in profit or loss on hedge ineffectiveness. [Refer: Gain (loss) on hedge ineffectiveness] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2023-01-01 -Paragraph 24C -Subparagraph a -Clause i -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2023-en-r&anchor=para_24C_a_i&doctype=Standard -URIDate 2023-03-23 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 7 -IssueDate 2023-01-01 -Paragraph 24C -Subparagraph b -Clause ii -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=7&code=ifrs-tx-2023-en-r&anchor=para_24C_b_ii&doctype=Standard -URIDate 2023-03-23 + Details
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