XML 141 R123.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Commitments and Contingencies - Components of Capital Leases Future Minimum Payment Present Value (Detail) $ in Millions | Dec. 30, 2017 USD ($)
--- | ---
Commitments and Contingencies Disclosure [Abstract] |
Other accrued liabilities | $ 3.2
Other long-term liabilities | 13.7
Total present value of minimum capital lease payments | $ 16.9

X
- Definition Other accrued liabilities capital lease payments. + References No definition available. + Details
Name: | sna_OtherAccruedLiabilitiesCapitalLeasePayments
Namespace Prefix: | sna_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Other long-term liabilities capital lease payments. + References No definition available. + Details
Name: | sna_OtherLongTermLiabilitiesCapitalLeasePayments
Namespace Prefix: | sna_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Present value of minimum lease payments for capital leases net of executory costs, including amounts paid by the lessee to the lessor for insurance, maintenance and taxes. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=84164817&loc=d3e45280-112737 + Details
Name: | us-gaap_CapitalLeasesFutureMinimumPaymentsPresentValueOfNetMinimumPayments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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