Quarterly Results of Operations (Unaudited) - Company's Unaudited Quarterly Results of Operations (Detail) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended								12 Months Ended
	Dec. 29, 2018	Sep. 29, 2018	Jun. 30, 2018	Mar. 31, 2018	Dec. 30, 2017	Sep. 30, 2017	Jul. 01, 2017	Apr. 01, 2017	Dec. 29, 2018	Dec. 30, 2017	Dec. 31, 2016
Quarterly Financial Information Disclosure [Abstract]
Revenue	$ 579.6	$ 558.6	$ 566.9	$ 534.1	$ 578.6	$ 581.3	$ 598.8	$ 591.3	$ 2,239.2	$ 2,350.0	$ 2,494.6
Gross profit	227.1	232.1	234.2	227.9	222.1	230.7	226.9	234.7	921.3	914.4	959.9
Net earnings (loss) attributable to Wolverine World Wide, Inc.	$ 39.3	$ 58.8	$ 55.3	$ 46.7	$ (60.3)	$ 23.2	$ 20.7	$ 16.7	$ 200.1	$ 0.3	$ 87.7
Net earnings (loss) per share:
Earnings per share - Basic	$ 0.39	$ 0.62	$ 0.58	$ 0.49	$ (0.65)	$ 0.24	$ 0.21	$ 0.17	$ 2.07	$ 0.00	$ 0.90
Earnings per share - Diluted	$ 0.39	$ 0.60	$ 0.57	$ 0.48	$ (0.65)	$ 0.24	$ 0.21	$ 0.17	$ 2.05	$ 0.00	$ 0.89