v3.25.4

Receivables - Schedule of Long-Term Finance and Contract Receivables (Details) - USD ($) $ in Millions	Jan. 03, 2026	Dec. 28, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items]
Finanace and contract receivables, Total	$ 1,777.9	$ 1,785.0
Finance receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Finance and contract receivables, due in 13 - 24 months	503.5	502.8
Finance and contract receivables, due in 25 - 36 months	409.2	413.2
Finance and contract receivables, due in 37 - 48 months	284.6	291.7
Finance and contract receivables, due in 49 - 60 months	152.2	153.9
Finance and contract receivables, due thereafter	0.0	0.0
Finanace and contract receivables, Total	1,349.5	1,361.6
Contract receivables
Accounts, Notes, Loans and Financing Receivable [Line Items]
Finance and contract receivables, due in 13 - 24 months	101.6	98.1
Finance and contract receivables, due in 25 - 36 months	90.5	87.7
Finance and contract receivables, due in 37 - 48 months	74.4	74.6
Finance and contract receivables, due in 49 - 60 months	57.2	58.8
Finance and contract receivables, due thereafter	104.7	104.2
Finanace and contract receivables, Total	$ 428.4	$ 423.4

X

- Definition

Notes and loans receivable net of unearned finance charge noncurrent due in year five.

+ References

No definition available.

+ Details

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Namespace Prefix:	sna_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Notes and loans receivable net of unearned finance charge noncurrent due in year four.

+ References

No definition available.

+ Details

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Namespace Prefix:	sna_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Notes and loans receivable net of unearned finance charge noncurrent due in year three.

+ References

No definition available.

+ Details

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Namespace Prefix:	sna_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Notes and loans receivable net of unearned finance charge noncurrent due in year two.

+ References

No definition available.

+ Details

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Namespace Prefix:	sna_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Definition

Notes and loans receivable net of unearned finance charge noncurrent due thereafter.

+ References

No definition available.

+ Details

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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

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 20
-Name Accounting Standards Codification
-Section 40
-Paragraph 7
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481628/310-20-40-7

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481990/310-10-45-2

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Amortized cost, before allowance for credit loss, of financing receivable classified as noncurrent. Excludes net investment in lease.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 310
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481990/310-10-45-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 326
-SubTopic 20
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479344/326-20-45-1

Reference 3: http://www.xbrl.org/2003/role/disclosureRef
-Topic 948
-SubTopic 310
-Name Accounting Standards Codification
-Section 45
-Paragraph 1
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147477011/948-310-45-1

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- Details

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Namespace Prefix:
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X

- Details

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Period Type: