Consolidated Condensed Statements of Operations and Comprehensive Income - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 26, 2020	Sep. 28, 2019	Sep. 26, 2020	Sep. 28, 2019
Income Statement [Abstract]
Revenue	$ 493.1	$ 574.3	$ 1,281.5	$ 1,666.3
Cost of goods sold	291.1	331.0	750.5	972.4
Gross profit	202.0	243.3	531.0	693.9
Selling, general and administrative expenses	157.5	165.9	457.2	498.6
Environmental and other related costs, net of recoveries	1.9	9.1	6.8	19.1
Operating profit	42.6	68.3	67.0	176.2
Other expenses:
Interest expense, net	12.8	8.2	31.1	21.8
Debt extinguishment and other costs	0.0	0.0	0.2	0.0
Other income, net	(0.6)	(0.9)	(2.9)	(3.2)
Total other expenses	12.2	7.3	28.4	18.6
Earnings before income taxes	30.4	61.0	38.6	157.6
Income tax expense	8.7	12.4	6.0	28.2
Net earnings	21.7	48.6	32.6	129.4
Less: net earnings (loss) attributable to noncontrolling interests	(0.7)	(0.1)	(1.2)	0.0
Net earnings attributable to Wolverine World Wide, Inc.	$ 22.4	$ 48.7	$ 33.8	$ 129.4
Net earnings per share (see Note 3):
Basic	$ 0.27	$ 0.57	$ 0.41	$ 1.46
Diluted	$ 0.27	$ 0.57	$ 0.41	$ 1.44
Comprehensive income	$ 25.2	$ 45.6	$ 25.6	$ 128.8
Less: comprehensive loss attributable to noncontrolling interests	(0.5)	(0.5)	(2.1)	(0.3)
Comprehensive income attributable to Wolverine World Wide, Inc.	$ 25.7	$ 46.1	$ 27.7	$ 129.1
Cash dividends declared per share	$ 0.10	$ 0.10	$ 0.30	$ 0.30