XML 54 R41.htm IDEA: XBRL DOCUMENT v3.22.2

Legal proceedings update (Details) $ in Millions		90 Months Ended
	Mar. 23, 2022 USD ($)	Jun. 30, 2022 complaint
Other Provisions, Contingent Liabilities And Contingent Assets [Abstract]
Number of complaints | complaint		50
Settlement loss | $	$ 20

X

- Definition

Loss Contingency, Loss In Period

+ References

No definition available.

+ Details

Name:	alc_LossContingencyLossInPeriod
Namespace Prefix:	alc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration

X

- Definition

Number Of Legal Cases Filed Against Company

+ References

No definition available.

+ Details

Name:	alc_NumberOfLegalCasesFiledAgainstCompany
Namespace Prefix:	alc_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Other Provisions, Contingent Liabilities And Contingent Assets [Abstract]

+ References

No definition available.

+ Details

Name:	alc_OtherProvisionsContingentLiabilitiesAndContingentAssetsAbstract
Namespace Prefix:	alc_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration