Postretirement Health Care Plans - Net Periodic Postretirement Health Care Cost (Details) - Postretirement Health Coverage - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Oct. 01, 2022	Oct. 02, 2021	Oct. 01, 2022	Oct. 02, 2021
Postretirement Health Care Plans [Line Items]
Interest cost	$ 0.3	$ 0.3	$ 0.9	$ 0.9
Expected return on plan assets	(0.2)	(0.1)	(0.5)	(0.5)
Net periodic pension (benefit) cost	$ 0.1	$ 0.2	$ 0.4	$ 0.4