Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Jan. 01, 2022		Jan. 02, 2021		Dec. 28, 2019
Net earnings (loss)	$ 67.0		$ (138.6)		$ 128.9
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	(20.0)		10.6		5.4
Unrealized gain (loss) arising during the period, net of taxes of $3.0, $(5.2) and $0.2	7.7		(17.6)		0.9
Reclassification adjustments included in net earnings (loss), net of taxes of $1.4, $0.4 and $(2.2)	3.7		3.1		(7.6)
Net actuarial gain (loss) arising during the period, net of taxes of $7.8, $(8.0) and $(3.9)	29.5		(30.0)		(14.6)
Amortization of prior actuarial losses, net of taxes of $3.0, $1.4 and $0.5	10.8		5.2		2.1
Other comprehensive income (loss)	31.7		(28.7)		(13.8)
Less: other comprehensive income (loss) attributable to noncontrolling interests	0.0		(0.2)		0.0
Other comprehensive income (loss) attributable to Wolverine World Wide, Inc.	31.7	[1]	(28.5)	[1]	(13.8)
Comprehensive income (loss)	98.7		(167.3)		115.1
Less: comprehensive income (loss) attributable to noncontrolling interests	(1.6)		(1.9)		0.4
Comprehensive income (loss) attributable to Wolverine World Wide, Inc.	$ 100.3		$ (165.4)		$ 114.7

[1] Other comprehensive income (loss) is reported net of taxes and noncontrolling interest.