Business Segments - Business Segment Information (Detail) - USD ($) $ in Millions	3 Months Ended								12 Months Ended
	Jan. 02, 2021	Sep. 26, 2020	Jun. 27, 2020	Mar. 28, 2020	Dec. 28, 2019	Sep. 28, 2019	Jun. 29, 2019	Mar. 30, 2019	Jan. 02, 2021	Dec. 28, 2019	Dec. 29, 2018
Segment Reporting Information [Line Items]
Revenue	$ 509.6	$ 493.1	$ 349.1	$ 439.3	$ 607.4	$ 574.3	$ 568.6	$ 523.4	$ 1,791.1	$ 2,273.7	$ 2,239.2
Operating profit (loss)									(137.1)	171.0	251.9
Depreciation and amortization expense									32.8	32.7	31.5
Capital expenditures									10.3	34.4	21.7
Total assets	2,137.4				2,480.0				2,137.4	2,480.0
Goodwill	442.4				438.9				442.4	438.9	424.4
Wolverine Michigan Group [Member]
Segment Reporting Information [Line Items]
Revenue									1,051.0	1,299.7	1,272.2
Operating profit (loss)									179.9	244.8	257.6
Depreciation and amortization expense									2.7	2.4	2.7
Capital expenditures									0.8	2.2	3.1
Total assets	626.9				773.8				626.9	773.8
Goodwill	145.4				144.4				145.4	144.4
Wolverine Boston Group [Member]
Segment Reporting Information [Line Items]
Revenue									696.0	910.9	895.5
Operating profit (loss)									88.1	153.8	157.5
Depreciation and amortization expense									3.4	3.3	3.3
Capital expenditures									2.3	5.7	1.2
Total assets	1,077.8				1,354.8				1,077.8	1,354.8
Goodwill	297.0				294.5				297.0	294.5
Other Segments [Member]
Segment Reporting Information [Line Items]
Revenue									44.1	63.1	71.5
Operating profit (loss)									1.6	2.9	3.1
Depreciation and amortization expense									2.0	2.4	3.1
Capital expenditures									0.9	2.2	1.8
Total assets	31.4				38.4				31.4	38.4
Corporate [Member]
Segment Reporting Information [Line Items]
Operating profit (loss)									(406.7)	(230.5)	(166.3)
Depreciation and amortization expense									24.7	24.6	22.4
Capital expenditures									6.3	24.3	$ 15.6
Total assets	$ 401.3				$ 313.0				$ 401.3	$ 313.0