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. 30, 2024	Jul. 02, 2023	Jun. 30, 2024	Jul. 02, 2023
Amortization of pension items [Abstract]
Pre-tax amount	$ 0.3	$ 0.7	$ 0.6	$ 1.2
Tax	(0.1)	(0.3)	(0.1)	(0.4)
Net of tax	$ 0.2	$ 0.4	$ 0.5	$ 0.8