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Revenue Recognition - Revenue Disaggregation (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 28, 2024 | Dec. 30, 2023 | Dec. 31, 2022
Disaggregation of Revenue [Line Items] |  |  |
Revenue from contracts with customers | $ 4,677.6 | $ 4,703.2 |
Net sales | 5,108.4 | 5,108.3 | $ 4,842.5
Intersegment Eliminations |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | (556.5) | (598.1) |
Commercial & Industrial Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 1,476.8 | 1,458.3 |
Snap-on Tools Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 1,989.2 | 2,088.8 |
Repair Systems & Information Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 1,797.9 | 1,781.2 |
Financial Services | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 401.0 | 378.1 |
Europe |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 793.8 | 760.9 | 723.3
Other revenues |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 29.8 | 27.0 |
Total net sales |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 4,707.4 | 4,730.2 | 4,492.8
Total net sales | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 5,263.9 | 5,328.3 | 5,138.1
Total net sales | Intersegment Eliminations |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | (556.5) | (598.1) | (645.3)
Total net sales | Commercial & Industrial Group |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 1,187.6 | 1,145.6 | 1,058.3
Total net sales | Commercial & Industrial Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 1,476.8 | 1,458.3 | 1,399.2
Total net sales | Commercial & Industrial Group | Intersegment Eliminations |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | (289.2) | (312.7) | (340.9)
Total net sales | Snap-on Tools Group |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 1,989.2 | 2,088.8 | 2,072.0
Total net sales | Snap-on Tools Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 1,989.2 | 2,088.8 | 2,072.0
Total net sales | Snap-on Tools Group | Intersegment Eliminations |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 0.0 | 0.0 | 0.0
Total net sales | Repair Systems & Information Group |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 1,530.6 | 1,495.8 | 1,362.5
Total net sales | Repair Systems & Information Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 1,797.9 | 1,781.2 | 1,666.9
Total net sales | Repair Systems & Information Group | Intersegment Eliminations |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | (267.3) | (285.4) | (304.4)
Total net sales | Financial Services | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 0.0 | 0.0 |
Total net sales | Financial Services | Intersegment Eliminations |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 0.0 | 0.0 |
Total net sales | External Sales |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 4,707.4 | 4,730.2 |
Total net sales | External Sales | Vehicle service professionals |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 3,602.4 | 3,667.1 |
Total net sales | External Sales | All other professionals |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 1,105.0 | 1,063.1 |
Total net sales | External Sales | Commercial & Industrial Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 1,187.6 | 1,145.6 |
Total net sales | External Sales | Commercial & Industrial Group | Operating Segments | Vehicle service professionals |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 82.6 | 82.5 |
Total net sales | External Sales | Commercial & Industrial Group | Operating Segments | All other professionals |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 1,105.0 | 1,063.1 |
Total net sales | External Sales | Snap-on Tools Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 1,989.2 | 2,088.8 |
Total net sales | External Sales | Snap-on Tools Group | Operating Segments | Vehicle service professionals |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 1,989.2 | 2,088.8 |
Total net sales | External Sales | Snap-on Tools Group | Operating Segments | All other professionals |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 0.0 | 0.0 |
Total net sales | External Sales | Repair Systems & Information Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 1,530.6 | 1,495.8 |
Total net sales | External Sales | Repair Systems & Information Group | Operating Segments | Vehicle service professionals |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 1,530.6 | 1,495.8 |
Total net sales | External Sales | Repair Systems & Information Group | Operating Segments | All other professionals |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 0.0 | 0.0 |
Total net sales | External Sales | Financial Services | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 0.0 | 0.0 |
Total net sales | External Sales | Financial Services | Operating Segments | Vehicle service professionals |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 0.0 | 0.0 |
Total net sales | External Sales | Financial Services | Operating Segments | All other professionals |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 0.0 | 0.0 |
Total net sales | External Sales | North America |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 3,519.4 | 3,566.2 |
Total net sales | External Sales | North America | Commercial & Industrial Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 621.9 | 580.5 |
Total net sales | External Sales | North America | Snap-on Tools Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 1,725.6 | 1,839.2 |
Total net sales | External Sales | North America | Repair Systems & Information Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 1,171.9 | 1,146.5 |
Total net sales | External Sales | North America | Financial Services | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 0.0 | 0.0 |
Total net sales | External Sales | Europe |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 722.3 | 688.9 |
Total net sales | External Sales | Europe | Commercial & Industrial Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 310.8 | 295.7 |
Total net sales | External Sales | Europe | Snap-on Tools Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 158.3 | 149.7 |
Total net sales | External Sales | Europe | Repair Systems & Information Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 253.2 | 243.5 |
Total net sales | External Sales | Europe | Financial Services | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 0.0 | 0.0 |
Total net sales | External Sales | All other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 465.7 | 475.1 |
Total net sales | External Sales | All other | Commercial & Industrial Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 254.9 | 269.4 |
Total net sales | External Sales | All other | Snap-on Tools Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 105.3 | 99.9 |
Total net sales | External Sales | All other | Repair Systems & Information Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 105.5 | 105.8 |
Total net sales | External Sales | All other | Financial Services | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 0.0 | 0.0 |
Financial services revenue |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 401.0 | 378.1 | 349.7
Financial services revenue | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 401.0 | 378.1 | 349.7
Financial services revenue | Commercial & Industrial Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 0.0 | 0.0 |
Financial services revenue | Snap-on Tools Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 0.0 | 0.0 |
Financial services revenue | Repair Systems & Information Group | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 0.0 | 0.0 |
Financial services revenue | Financial Services |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | 401.0 | 378.1 | 349.7
Financial services revenue | Financial Services | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Net sales | $ 401.0 | $ 378.1 | $ 349.7

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