Income Taxes - Narrative (Details) - USD ($) $ in Millions |
12 Months Ended | |||
|---|---|---|---|---|
Jan. 03, 2026 |
Dec. 28, 2024 |
Dec. 30, 2023 |
Dec. 31, 2022 |
|
| Income Tax [Line Items] | ||||
| Effective tax rate | 22.00% | 22.20% | 22.10% | |
| Valuation allowance | $ 22.6 | $ 23.9 | $ 27.2 | |
| Unrecognized tax benefits | 7.4 | 6.6 | 7.5 | $ 5.6 |
| Accrued interest and penalties related to unrecognized tax benefits | 1.9 | 1.2 | 1.2 | |
| Undistributed earnings | 624.5 | |||
| Undistributed foreign earnings | $ 3.7 | $ 3.6 | $ 3.9 | |
| Snap-on Incorporated | ||||
| Income Tax [Line Items] | ||||
| Effective tax rate | 22.40% | 22.60% | 22.50% | |
| Deferred Income Tax Assets | ||||
| Income Tax [Line Items] | ||||
| Unrecognized tax benefits | $ 1.3 | |||
| Other Long-Term Liabilities | ||||
| Income Tax [Line Items] | ||||
| Unrecognized tax benefits | 6.1 | |||
| Accrued interest and penalties related to unrecognized tax benefits | $ 1.9 | |||