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Organization and Basis of Presentation (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Organization, Consolidation and Presentation of Financial Statements [Abstract]
Remeasurement loss	$ (0.6)	$ (3.1)	$ (5.5)	$ (5.7)

X

- Definition

Foreign currency remeasurement gain (loss).

+ References

No definition available.

+ Details

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Namespace Prefix:	see_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration

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- References

No definition available.

+ Details

Name:	us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration