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Investments in Associates - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022		Dec. 31, 2021
Disclosure of associates [line items]
Investment in associates	$ 4,872	$ 4,656
Exceptional share of results of associates	(35)	(1,143)	[1]
Aggregated individually immaterial associates [member]
Disclosure of associates [line items]
Investment in associates	$ 126	$ 106		$ 90
[1] As from 1 January 2023, mark-to-market gains/(losses) on derivatives related to the hedging of the share-based payment programs are reported in the exceptional net finance income/(cost). The 2022 and 2021 presentation were amended to conform to the 2023 presentation.

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- Definition

Exceptional share of results of associates.

+ References

No definition available.

+ Details

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- Definition

Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table.

+ References

No definition available.

+ Details

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- Definition

The amount of investments in associates in an entity's separate financial statements. [Refer: Associates [member]]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name IAS
-Number 27
-IssueDate 2023-01-01
-Paragraph 10
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=27&code=ifrs-tx-2023-en-r&anchor=para_10&doctype=Standard
-URIDate 2023-03-23

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- Details

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