XML 82 R42.htm IDEA: XBRL DOCUMENT
v2.4.0.8

Acquisitions - Additional Information (Detail) (USD $) In Millions, unless otherwise specified | 9 Months Ended | 0 Months Ended | 12 Months Ended
--- | --- | --- | ---
Sep. 28, 2013 | May 13, 2013 Challenger Lifts Inc [Member] | Dec. 29, 2012 Challenger Lifts Inc [Member]
Business Acquisition [Line Items] |  |  |
Preliminary cash purchase price of acquisition | $ 38.2 | $ 38.2 |
2012 sales of acquired entity |  |  | $ 45

X
- Definition Business combination previous year revenue of acquire. + References No definition available. + Details
Name: | sna_BusinessCombinationPreviousYearRevenueOfAcquiredEntity
Namespace Prefix: | sna_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_BusinessAcquisitionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The cash outflow associated with the acquisition of a business, net of the cash acquired from the purchase. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Glossary Investing Activities -URI http://asc.fasb.org/extlink&oid=6516133 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquireBusinessesNetOfCashAcquired
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration