Segment and Related Information, Reconciliation of Segment Income to Consolidated (Details) - USD ($) $ in Millions	3 Months Ended			6 Months Ended
	Jun. 29, 2025	Mar. 30, 2025	Jun. 30, 2024	Jun. 29, 2025	Jun. 30, 2024
Segment and Related Information [Abstract]
Income (loss) from operations	$ 74.6		$ 50.6	$ (85.5)	$ 125.8
Interest expense, net	13.6		14.9	27.8	29.8
Other non-operating deductions, net	(1.9)		(1.1)	(3.9)	(1.3)
Provision for litigation reserve and credit losses	0.0	$ 215.0	30.0	215.0	30.0
Restructuring and other items	5.8		0.0	11.3	0.0
Litigation expenses	4.2		4.2	7.0	6.3
Income (loss) before tax and equity in earnings	59.1		34.6	(117.2)	94.7
Operating Segments [Member]
Segment and Related Information [Abstract]
Income (loss) from operations	80.8		88.6	141.9	169.1
Restructuring and other items	5.8		0.0	9.1	0.0
Reconciling Item [Member]
Segment and Related Information [Abstract]
Interest expense, net	(13.6)		(14.9)	(27.8)	(29.8)
Other non-operating deductions, net	(1.9)		(1.1)	(3.9)	(1.3)
Restructuring and other items	0.0		0.0	2.2	0.0
Litigation expenses	4.2		4.2	7.0	6.3
Corporate [Member]
Segment and Related Information [Abstract]
Unallocated corporate expenses	$ 2.0		$ 3.8	$ 3.2	$ 7.0