Consolidated Statements of Operations - USD ($) $ in Millions	12 Months Ended
	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Income Statement [Abstract]
Revenue	$ 2,239.2	$ 2,350.0	$ 2,494.6
Cost of goods sold	1,317.9	1,426.6	1,526.4
Restructuring costs	0.0	9.0	8.3
Gross profit	921.3	914.4	959.9
Selling, general and administrative expenses	654.1	706.0	754.1
Restructuring and other related costs	0.0	72.9	34.9
Impairment of intangible assets	0.0	68.6	7.1
Environmental and other related costs	15.3	35.3	0.0
Operating profit	251.9	31.6	163.8
Other expenses:
Interest expense, net	24.5	32.1	34.8
Debt extinguishment and other costs	0.6	0.0	18.1
Other expense (income), net	(0.6)	10.1	0.4
Total other expenses	24.5	42.2	53.3
Earnings (loss) before income taxes	227.4	(10.6)	110.5
Income tax expense (benefit)	27.1	(9.9)	23.0
Net earnings (loss)	200.3	(0.7)	87.5
Less: net earnings (loss) attributable to noncontrolling interests	0.2	(1.0)	(0.2)
Net earnings attributable to Wolverine World Wide, Inc.	$ 200.1	$ 0.3	$ 87.7
Net earnings per share :
Earnings per share - Basic	$ 2.07	$ 0.00	$ 0.90
Earnings per share - Diluted	$ 2.05	$ 0.00	$ 0.89