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Segments - Narrative (Details) | Apr. 04, 2026
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Segment Reporting [Abstract] |
Number of reportable segments not disclosed flag | true

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- Definition Number Of Reportable Segments Not Disclosed Flag + References No definition available. + Details
Name: | sna_NumberOfReportableSegmentsNotDisclosedFlag
Namespace Prefix: | sna_
Data Type: | xbrli:booleanItemType
Balance Type: | na
Period Type: | instant

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