Employee Benefit Plans

3 Months Ended

Mar. 31, 2022

Defined Benefit Plans And Other Postretirement Benefit Plans Disclosures [Abstract]

Employee Benefit Plans

4. Employee Benefit Plans

Components of net periodic pension benefit cost were as follows (in millions):

	Three Months Ended March 31,
	2022			2021
Components of net periodic benefit cost
Service cost	$	2.6		$	2.9
Interest cost		4.3			4.1
Expected return on plan assets		(5.2	)		(5.0	)
Amortization of prior service cost (benefit)		0.5			0.5
Amortization of net actuarial loss (gain)		0.2			1.2
Expenses paid		0.8			0.8
Net periodic benefit cost	$	3.2		$	4.5

Components of net periodic other post-employment benefit cost were as follows (in millions):

	Three Months Ended March 31,
	2022			2021
Components of net periodic benefit cost
Service cost	$	0.6		$	0.5
Interest cost		0.3			0.3
Amortization of prior service cost (benefit)		(0.3	)		(0.3	)
Amortization of net actuarial loss (gain)		0.1			—
Net periodic benefit cost	$	0.7		$	0.5

Components of net periodic benefit cost other than “Service cost” and “Expenses paid” are included in “Miscellaneous, net” in the Condensed Consolidated Statements of Income.