Retirement and Other Postretirement Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2023

Defined Benefit Retirement Plans

Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Net Periodic Benefit Costs of Defined Benefit Retirement Plans

Net periodic benefit costs of our defined benefit retirement plans for the quarters and nine months ended September 30, 2023 and 2022 were as follows:

	Quarter Ended September 30,				Nine Months Ended September 30,
(In millions)	2023		2022		2023		2022
U.S. Nonqualified Defined Benefit Retirement Plans
Service cost	$	0.4	$	0.3	$	1.0	$	0.9
Interest cost		0.1		0.1		0.3		0.3
Net amortization		0.2		0.3		0.6		0.7
Net periodic benefit cost	$	0.7	$	0.7	$	1.9	$	1.9

Schedule of Amounts Recognized on Balance Sheet

(In millions)	September 30, 2023		December 31, 2022
Amounts recognized on the balance sheet for U.S. nonqualified defined benefit retirement plans:
Accrued liabilities	$	0.4	$	1.4
Other non-current liabilities		19.6		18.5
Total accrued benefit	$	20.0	$	19.9

Defined Benefit Retirement Plans | Non qualified

Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Net Periodic Benefit Costs of Defined Benefit Retirement Plans

	Quarter Ended September 30,						Nine Months Ended September 30,
(In millions)	2023			2022			2023			2022
European Defined Benefit Retirement Plans
Service cost	$	0.1		$	0.1		$	0.4		$	0.5
Interest cost		1.2			0.6			3.7			1.7
Expected return on plan assets		(1.1	)		(0.6	)		(3.5	)		(1.7	)
Net amortization and deferral		0.6			0.6			1.8			1.8
Net periodic benefit cost	$	0.8		$	0.7		$	2.4		$	2.3

Schedule of Amounts Recognized on Balance Sheet

(In millions)	September 30, 2023		December 31, 2022
Amounts recognized on the balance sheet for European defined benefit retirement plans:
Other assets	$	6.1	$	5.6
Accrued liabilities		1.0		0.1
Other non-current liabilities		12.8		12.1
Total accrued benefit	$	13.8	$	12.2

Postretirement Health Care and Life Insurance Benefit Plans

Defined Benefit Plans And Other Postretirement Benefit Plans Table Text Block [Line Items]

Schedule of Amounts Recognized on Balance Sheet

Net periodic benefit costs of our postretirement health care and life insurance benefit plans for the nine months ended September 30, 2023 and 2022 were immaterial.

(In millions)	September 30, 2023		December 31, 2022
Amounts recognized on the balance sheet:
Accrued liabilities	$	0.2	$	0.2
Other non-current liabilities		1.0		1.0
Total accrued benefit	$	1.2	$	1.2