Pension and Postretirement Benefits (Tables)

3 Months Ended

Mar. 31, 2021

Pension Plans

Defined Benefit Plan Disclosure [Line Items]

Components of Net Periodic Benefit (Income) Expense

Net periodic pension expense is presented below:

	Three Months Ended March 31, 2021
	Total		U.S. Plans		International Plans
Service cost(i)	$	1.2	$	—	$	1.2
Interest cost	39.6		29.4		10.2
Expected return on plan assets	(74.1)		(51.4)		(22.7)
Amortization of prior service benefit	(1.3)		(0.6)		(0.7)
Recognized net actuarial loss	46.2		33.2		13.0
Settlement loss	158.0		158.0		—
Net periodic pension expense	$	169.6	$	168.6	$	1.0

	Three Months Ended March 31, 2020
	Total		U.S. Plans		International Plans
Service cost(i)	$	0.7	$	—	$	0.7
Interest cost	53.8		40.4		13.4
Expected return on plan assets	(75.1)		(52.3)		(22.8)
Amortization of prior service benefit	(1.2)		(0.6)		(0.6)
Recognized net actuarial loss	44.3		33.5		10.8
Net periodic pension expense	$	22.5	$	21.0	$	1.5

(i)Service cost is reported in selling, general and administrative expense. All other components of net periodic pension expense are reported in other expense, net in the consolidated statements of income (loss).

Postretirement Benefit Plans

Defined Benefit Plan Disclosure [Line Items]

Components of Net Periodic Benefit (Income) Expense

Net periodic postretirement benefit (income) expense is presented below:

	Three Months Ended March 31,
	2021		2020
Service cost(i)	$	0.1	$	0.1
Interest cost	0.4		1.1
Expected return on assets	(0.1)		(0.1)
Recognized net actuarial (gain) loss	(0.6)		0.3
Amortization of prior service cost	(0.4)		(0.4)
Net periodic postretirement benefit (income) expense	$	(0.6)	$	1.0

(i)Service cost is reported in selling, general and administrative expense. All other components of net periodic postretirement benefit expense are reported in other expense, net in the consolidated statements of income (loss).