Business Segments (Assets and Goodwill by Segment) (Details) - USD ($) $ in Millions	Jun. 29, 2019	Dec. 29, 2018	Jun. 30, 2018	Dec. 30, 2017
Segment Reporting Information [Line Items]
Total assets	$ 2,442.9	$ 2,183.1	$ 2,300.3
Goodwill	438.5	424.4	427.0	$ 429.8
Wolverine Michigan Group [Member]
Segment Reporting Information [Line Items]
Total assets	774.9	626.8	574.3
Goodwill	143.8	143.8	144.7
Wolverine Boston Group [Member]
Segment Reporting Information [Line Items]
Total assets	1,426.2	1,282.2	1,247.1
Goodwill	294.7	280.6	282.3
Other [Member]
Segment Reporting Information [Line Items]
Total assets	43.6	50.0	44.5
Corporate [Member]
Segment Reporting Information [Line Items]
Total assets	$ 198.2	$ 224.1	$ 434.4