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v3.25.2

Cash and cash equivalents and marketable securities (Details) - USD ($) $ in Millions | Jun. 30, 2025 | Dec. 31, 2024
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IfrsStatementLineItems [Line Items] |  |
Cash at bank and in hand | $ 255 | $ 136
Total short-term financial investments | 6,741 | 3,135
Total cash and cash equivalents | 6,996 | 3,271
Country Of Brazil [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Short-term financial investments | 2,353 | 1,639
Foreign Countries [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Short-term financial investments | 4,388 | 1,496
Brazilian Interbank Deposit Rateiinvestment Funds And Other Short Term Deposits [Member] | Country Of Brazil [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Short-term financial investments | 2,191 | 1,453
Bank Deposit Certificates And Other Investment Funds [Member] | Country Of Brazil [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Short-term financial investments | 162 | 186
Time Deposits [Member] | Foreign Countries [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Short-term financial investments | 2,708 | 728
Sweep Accounts And Interest Bearing Accounts [Member] | Foreign Countries [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Short-term financial investments | 1,660 | 726
Other Financial Investments [Member] | Foreign Countries [Member] |  |
IfrsStatementLineItems [Line Items] |  |
Short-term financial investments | $ 20 | $ 42

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- Definition The amount of cash on hand and demand deposits. [Refer: Cash on hand] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2024-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2024-en-r&anchor=para_45&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of cash on hand and demand deposits, along with short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value. [Refer: Cash; Cash equivalents] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 7 -IssueDate 2024-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2024-en-r&anchor=para_45&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IFRS -Number 12 -IssueDate 2024-01-01 -Paragraph B13 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IFRS&num=12&code=ifrs-tx-2024-en-r&anchor=para_B13_a&doctype=Appendix&subtype=B -URIDate 2024-03-27 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 54 -Subparagraph i -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_54_i&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition The amount of short-term, highly liquid investments that are readily convertible to known amounts of cash and that are subject to an insignificant risk of changes in value. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2024-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2024-en-r&anchor=para_45&doctype=Standard -URIDate 2024-03-27 + Details
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- Definition A classification of cash equivalents representing short-term investments. [Refer: Cash equivalents] + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Name IAS -Number 7 -IssueDate 2024-01-01 -Paragraph 45 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2024-en-r&anchor=para_45&doctype=Standard -URIDate 2024-03-27 + Details
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