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		9 Months Ended
	Oct. 01, 2023	Oct. 02, 2022	Oct. 01, 2023	Oct. 02, 2022
Amortization of pension items [Abstract]
Pre-tax amount	$ 0.6	$ 1.1	$ 1.7	$ 5.6
Tax	(0.2)	(0.2)	(0.4)	(1.3)
Net of tax	$ 0.4	$ 0.9	$ 1.3	$ 4.3