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Business Segments (Revenue and Operating Profit by Segment) (Details) - USD ($) $ in Millions	3 Months Ended
	Apr. 03, 2021	Mar. 28, 2020
Segment Reporting Information [Line Items]
Revenue	$ 510.7	$ 439.3
Operating profit (loss)	58.1	16.9
Wolverine Michigan Group [Member]
Segment Reporting Information [Line Items]
Revenue	297.7	247.8
Operating profit (loss)	59.2	43.1
Wolverine Boston Group [Member]
Segment Reporting Information [Line Items]
Revenue	200.9	182.1
Operating profit (loss)	34.1	18.8
Other [Member]
Segment Reporting Information [Line Items]
Revenue	12.1	9.4
Operating profit (loss)	0.3	(0.1)
Corporate [Member]
Segment Reporting Information [Line Items]
Operating profit (loss)	$ (35.5)	$ (44.9)

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