XML 63 R51.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Receivables - Schedule of Performing and Nonperforming Finance and Contract Receivables (Detail) - USD ($) $ in Millions | Jun. 30, 2018 | Dec. 30, 2017
--- | --- | ---
Financing Receivable, Recorded Investment [Line Items] |  |
Finance Receivables | $ 1,624.7 | $ 1,601.1
Contract Receivables | 425.0 | 424.0
Performing |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Finance Receivables | 1,600.1 | 1,573.1
Contract Receivables | 420.5 | 421.7
Nonperforming |  |
Financing Receivable, Recorded Investment [Line Items] |  |
Finance Receivables | 24.6 | 28.0
Contract Receivables | $ 4.5 | $ 2.3

X
- Definition Contract receivable. + References No definition available. + Details
Name: | sna_ContractReceivable
Namespace Prefix: | sna_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Notes and loans receivable. + References No definition available. + Details
Name: | sna_NotesAndLoansReceivable
Namespace Prefix: | sna_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_FinancingReceivableRecordedInvestmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=sna_PerformingReceivablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_InternalCreditAssessmentAxis=sna_NonperformingReceivablesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |