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Commitments and guarantees granted (Details 1) - USD ($) $ in Millions	Dec. 31, 2023	Dec. 31, 2022
IfrsStatementLineItems [Line Items]
Guarantee	$ 1,184	$ 2,166
Restricted cash		73
Liability		103
Associatesa And Joint Ventures [Member]
IfrsStatementLineItems [Line Items]
Guarantee	274	1,522
Restricted cash
Liability		103
Assets Retirement Obligations [Member]
IfrsStatementLineItems [Line Items]
Guarantee	910	644
Restricted cash		73
Liability

X

- Definition

The amount of current restricted cash and cash equivalents. [Refer: Restricted cash and cash equivalents]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2023-01-01
-Paragraph 55
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-URIDate 2023-03-23

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X

- Definition

The amount of the exposure to credit risk on loan commitments and financial guarantee contracts. [Refer: Loan commitments [member]; Financial guarantee contracts [member]; Credit risk [member]]

+ References

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-URIDate 2023-03-23

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-URIDate 2023-03-23

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- References

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