XML 117 R64.htm IDEA: XBRL DOCUMENT v3.24.0.1

Selected accounting policies - Additional information (Details) $ in Millions	12 Months Ended
	Dec. 31, 2023 USD ($)
Disclosure of changes in accounting estimates [line items]
Cash flow projection period (in years)	5 years
Local bilateral facilities, Japan
Disclosure of changes in accounting estimates [line items]
Current borrowings	$ 82

X

- Definition

Period Over Which Management Has Projected Cash Flows

+ References

No definition available.

+ Details

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Namespace Prefix:	alc_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- 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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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
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X

- Definition

The amount of current borrowings. [Refer: Borrowings]

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Name IAS
-Number 1
-IssueDate 2023-01-01
-Paragraph 55
-URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2023-en-r&anchor=para_55&doctype=Standard
-URIDate 2023-03-23

+ Details

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

X

- Details

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Namespace Prefix:
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Balance Type:
Period Type: