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v3.24.1.u1

Segment Information - Narrative (Details) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2023 USD ($)
Segment Reporting [Abstract] |
Intercompany profit eliminated | $ 1

X
- Definition Inter Company Profit Related To Non Reportable Segments + References No definition available. + Details
Name: | cck_InterCompanyProfitRelatedToNonReportableSegments
Namespace Prefix: | cck_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_SegmentReportingAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration