Comprehensive Income, Reclassification Out of Accumulated Other Comprehensive Loss (Details) - Pension Costs [Member] - Reclassification out of Accumulated Other Comprehensive Loss [Member] - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 29, 2025	Jun. 30, 2024	Jun. 29, 2025	Jun. 30, 2024
Amortization of pension items [Abstract]
Pre-tax amount	$ 0.1	$ 0.3	$ 0.2	$ 0.6
Tax	0.0	(0.1)	0.0	(0.1)
Net of tax	$ 0.1	$ 0.2	$ 0.2	$ 0.5