Finance debt (Details) - USD ($) $ in Millions	Dec. 31, 2022	Dec. 31, 2021
IfrsStatementLineItems [Line Items]
Borrowings	$ 29,954	$ 35,700
Current borrowings and current portion of non-current borrowings	3,576	3,641
Non-current portion of non-current borrowings	26,378	32,059
Brazil [Member]
IfrsStatementLineItems [Line Items]
Borrowings	4,908	4,517
Foreign countries [member]
IfrsStatementLineItems [Line Items]
Borrowings	25,046	31,183
Banking Market [Member] \| Brazil [Member]
IfrsStatementLineItems [Line Items]
Borrowings	1,285	1,237
Banking Market [Member] \| Foreign countries [member]
IfrsStatementLineItems [Line Items]
Borrowings	8,387	8,525
Capital Market [Member] \| Brazil [Member]
IfrsStatementLineItems [Line Items]
Borrowings	2,896
Capital Market [Member] \| BRAZIL
IfrsStatementLineItems [Line Items]
Borrowings		2,504
Capital Market [Member] \| Foreign countries [member]
IfrsStatementLineItems [Line Items]
Borrowings	14,061	19,527
Development Banks [Member] \| Brazil [Member]
IfrsStatementLineItems [Line Items]
Borrowings	723	769
Other Debt [Member] \| Brazil [Member]
IfrsStatementLineItems [Line Items]
Borrowings	4
Other Debt [Member] \| BRAZIL
IfrsStatementLineItems [Line Items]
Borrowings		7
Other Debt [Member] \| Foreign countries [member]
IfrsStatementLineItems [Line Items]
Borrowings	155	180
Export Credit Agencies [Member] \| Foreign countries [member]
IfrsStatementLineItems [Line Items]
Borrowings	$ 2,443	$ 2,951

The amount of outstanding funds that the entity is obligated to repay.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2022-03-24
-Paragraph 55
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2022-en-r&anchor=para_55&doctype=Standard
-URIDate 2022-03-24

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- Definition

The amount of current borrowings and current portion of non-current borrowings. [Refer: Borrowings]

+ References

+ Details

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- Definition

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+ References

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- References

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