Segment and Related Information, Reconciliation of Income (Loss) from Operations (Details) - USD ($) $ in Millions	3 Months Ended			9 Months Ended
	Oct. 01, 2023	Jul. 02, 2023	Oct. 02, 2022	Oct. 01, 2023	Oct. 02, 2022
Segment and Related Information [Abstract]
Income (loss) from operations	$ (7.9)		$ 35.6	$ 105.0	$ 171.2
Restructuring and other items, net	(0.3)	$ (6.6)	0.0	(6.9)	0.0
Acquisition-related expenses	0.0		(0.5)	(0.3)	(4.7)
Litigation expenses	(12.9)		(31.1)	(26.8)	(32.6)
Non-operating deductions, net	(14.7)		(18.5)	(45.9)	(41.8)
Income (loss) before tax and equity in earnings	(22.6)		17.1	59.1	129.4
Reportable Segments [Member]
Segment and Related Information [Abstract]
Income (loss) from operations	(6.0)		36.1	116.1	178.0
Reconciling Item [Member]
Segment and Related Information [Abstract]
Restructuring and other items, net	0.0		0.0	(2.8)	0.0
Acquisition-related expenses	0.0		(0.5)	(0.3)	(4.7)
Litigation expenses	0.0		0.0	0.0	(1.5)
Non-operating deductions, net	(14.7)		(18.5)	(45.9)	(41.8)
Unallocated and Corporate [Member]
Segment and Related Information [Abstract]
Income (loss) from operations	(1.9)		0.0	(8.0)	(0.6)
Restructuring and other items, net	$ 0.0		$ 0.0	$ (2.8)	$ 0.0