Pension Plans (Tables)

9 Months Ended

Oct. 01, 2023

Retirement Benefits [Abstract]

Schedule of Defined Benefit Pension Plans and Postretirement Benefit Plans

	Third Quarter				Nine Months
	2023		2022		2023		2022
Service cost — benefits earned during the period (in millions)	$	1.5	$	2.2	$	4.5	$	6.5
Pension non-service cost (income) (in millions):
Interest cost on benefit obligation	$	8.4	$	6.0	$	25.2	$	17.8
Expected return on plan assets	(13.6)		(14.1)		(40.7)		(42.2)
Amortization of net prior service cost (income)	(0.4)		(0.4)		(1.3)		(1.3)
Amortization of net actuarial loss (gain)	2.5		5.6		7.5		17.1
Pension non-service cost (income)	$	(3.1)	$	(2.9)	$	(9.3)	$	(8.6)