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Business Segments (Revenue and Operating Profit by Segment) (Details) - USD ($) $ in Millions | 3 Months Ended | 8 Months Ended | 9 Months Ended
--- | --- | --- | ---
Sep. 30, 2017 | Sep. 10, 2016 | Sep. 10, 2016 | Sep. 30, 2017
Segment Reporting Information [Line Items] |  |  |  |
Revenue | $ 581.3 | $ 603.7 | $ 1,765.0 | $ 1,771.4
Operating profit (loss) | 35.3 | 69.0 | 144.8 | 97.1
Wolverine Outdoor and Lifestyle Group [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 247.7 | 219.1 | 639.8 | 712.2
Operating profit (loss) | 54.1 | 43.2 | 126.7 | 150.4
Wolverine Boston Group [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 196.6 | 202.4 | 629.7 | 622.2
Operating profit (loss) | 33.5 | 30.7 | 89.3 | 104.3
Wolverine Heritage Group [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 89.2 | 86.0 | 232.0 | 239.0
Operating profit (loss) | 16.4 | 13.3 | 30.1 | 37.2
Wolverine Multi-Brand Group [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 28.8 | 80.5 | 218.6 | 144.9
Operating profit (loss) | 4.3 | 5.9 | 7.1 | 8.6
Other [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Revenue | 19.0 | 15.7 | 44.9 | 53.1
Operating profit (loss) | 1.6 | 1.4 | 3.5 | 4.8
Corporate [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Operating profit (loss) | $ (74.6) | $ (25.5) | $ (111.9) | $ (208.2)

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