Retirement Benefits (Tables)

6 Months Ended

Jun. 30, 2022

Retirement Benefits [Abstract]

Components of Net Periodic Benefit Cost for Defined Benefit Plans and Other Postretirement Plans

The following tables provide the components of net periodic benefit cost for its major defined benefit plans and its other postretirement plans.

	Pension Benefits
	Three Months Ended June 30,
	2022				2021
	U.S.		Non-U.S.		U.S.		Non-U.S.
Service cost	$	0.1	$	0.4	$	0.1	$	0.5
Interest cost	—		0.3		0.1		0.2
Expected return on plan assets	—		(0.3)		(0.6)		(0.3)
Settlement loss recognized	—		—		10.5		—
Net amortization	—		0.2		0.1		0.6
Net periodic cost	$	0.1	$	0.6	$	10.2	$	1.0

	Pension Benefits
	Six Months Ended June 30,
	2022				2021
	U.S.		Non-U.S.		U.S.		Non-U.S.
Service cost	$	0.1	$	0.9	$	0.1	$	1.0
Interest cost	0.1		0.5		0.2		0.4
Expected return on plan assets	(0.1)		(0.6)		(0.8)		(0.5)
Settlement loss recognized	—		—		10.5		—
Net amortization	0.1		0.4		0.2		1.1
Net periodic (benefit) cost	$	0.2	$	1.2	$	10.2	$	2.0

	Other Postretirement Benefits
	Three Months Ended June 30,				Six Months Ended June 30,
	2022		2021		2022		2021
Service cost	$	0.1	$	0.1	$	0.3	$	0.3
Interest cost	0.2		0.1		0.3		0.2
Net amortization	(0.1)		(0.1)		(0.2)		(0.3)
Net periodic cost	$	0.2	$	0.1	$	0.4	$	0.2