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Business Segments (Assets and Goodwill by Segment) (Details) - USD ($) $ in Millions | 3 Months Ended |  |  |
--- | --- | --- | --- | ---
Mar. 28, 2020 | Dec. 28, 2019 | Mar. 30, 2019 | Dec. 29, 2018
Segment Reporting Information [Line Items] |  |  |  |
Document Period End Date | Mar. 28, 2020 |  |  |
Total assets | $ 2,753.7 | $ 2,480.0 | $ 2,351.3 |
Goodwill | 434.7 | 438.9 | 425.9 | $ 424.4
Wolverine Michigan Group [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total assets | 755.3 | 773.8 | 775.0 |
Goodwill | 143.3 | 144.4 | 144.3 |
Wolverine Boston Group [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total assets | 1,351.5 | 1,354.8 | 1,365.0 |
Goodwill | 291.4 | 294.5 | 281.6 |
Other [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total assets | 41.4 | 38.4 | 48.5 |
Corporate [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Total assets | $ 605.5 | $ 313.0 | $ 162.8 |

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