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Business Segments (Assets and Goodwill by Segment) (Details) - USD ($) $ in Millions	Sep. 28, 2019	Dec. 29, 2018	Sep. 29, 2018	Dec. 30, 2017
Segment Reporting Information [Line Items]
Total assets	$ 2,468.5	$ 2,183.1	$ 2,269.1
Goodwill	437.0	424.4	427.5	$ 429.8
Wolverine Michigan Group [Member]
Segment Reporting Information [Line Items]
Total assets	814.8	626.8	650.3
Goodwill	143.1	143.8	144.4
Wolverine Boston Group [Member]
Segment Reporting Information [Line Items]
Total assets	1,404.6	1,282.2	1,264.1
Goodwill	293.9	280.6	283.1
Other [Member]
Segment Reporting Information [Line Items]
Total assets	43.8	50.0	45.2
Corporate [Member]
Segment Reporting Information [Line Items]
Total assets	$ 205.3	$ 224.1	$ 309.5

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- Definition

Sum of the carrying amounts as of the balance sheet date of all assets that are recognized. Assets are probable future economic benefits obtained or controlled by an entity as a result of past transactions or events.

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