Pension Plans

9 Months Ended

Sep. 30, 2021

Compensation And Retirement Disclosure [Abstract]

Pension Plans

6. Pension Plans

The components of net periodic pension cost (benefit) for the defined benefit pension plans included in the Company’s results of operations are as follows:

	Three Months Ended September 30,
	2021			2020
(in millions)	Pension Plans
Interest cost	$	3.8		$	4.5
Expected return on plan assets		(4.6	)		(5.6	)
Recognized net actuarial loss		0.8			1.5
Net periodic pension cost	$	—		$	0.4
	Nine Months Ended September 30,
	2021			2020
(in millions)	Pension Plans
Interest cost	$	11.2		$	13.7
Expected return on plan assets		(13.8	)		(16.7	)
Recognized net actuarial loss		2.4			4.4
Net periodic pension (benefit) cost	$	(0.2	)	$	1.4