Consolidated Statements of Comprehensive Income - USD ($) $ in Millions	12 Months Ended
	Jan. 03, 2026		Dec. 28, 2024		Dec. 30, 2023
Net earnings (loss)	$ 101.0		$ 48.8		$ (38.1)
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	23.2		(17.6)		17.3
Unrealized gain (loss) arising during the period, net of taxes of $(2.3), $4.4 and $(1.4)	(8.6)		12.1		(4.8)
Reclassification adjustments included in net earnings (loss), net of taxes of $0.1, $(1.2) and $(4.6)	0.2		(3.7)		(14.2)
Net actuarial gain (loss) arising during the period, net of taxes of $1.2, $0.8 and $(2.0)	4.5		3.2		(7.5)
Amortization of prior actuarial losses, net of taxes of $(0.4), $(0.3) and $(0.2)	(1.3)		(1.4)		(0.5)
Curtailment, net of taxes of $0.5, $— and $0.3	2.0		0.0		0.9
Settlement loss, net of taxes of $0.3	(2.1)		(0.7)		0.0
Other comprehensive income (loss)	22.1		(6.7)		(8.8)
Less: other comprehensive income (loss) attributable to noncontrolling interests	0.7		(1.1)		0.5
Other comprehensive income (loss) attributable to Wolverine World Wide, Inc.	21.4	[1]	(5.6)	[1]	(9.3)
Comprehensive income (loss)	123.1		42.1		(46.9)
Less: comprehensive income attributable to noncontrolling interests	5.9		2.5		0.9
Comprehensive income (loss) attributable to Wolverine World Wide, Inc.	$ 117.2		$ 39.6		$ (47.8)

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