Pension and Other Postemployment Benefits (Tables)

9 Months Ended

Sep. 30, 2020

Defined Benefit Pension Plans [Member]

Components of Net Periodic Benefit Expense

Defined Benefit Pension Plans

The components of net periodic benefit expense were (in millions):

	Nine Months Ended September 30,
	2020		2019
Service cost	$	5.6	$	6.4
Interest cost	5.0		4.9
Expected return on plan assets	(0.7)		(1.1)
Amortization of prior service cost	0.5		0.6
Amortization of actuarial losses	4.0		0.9
	$	14.4	$	11.7

Postemployment Arrangements [Member]

Components of Net Periodic Benefit Expense

Postemployment Arrangements

The components of net periodic benefit expense were (in millions):

	Nine Months Ended September 30,
	2020		2019
Service cost	$	3.5	$	3.3
Interest cost	2.6		3.3
Amortization of prior service cost	3.2		3.3
Amortization of actuarial losses	1.6		0.7
	$	10.9	$	10.6