Postretirement Benefit Plans (Tables)

6 Months Ended

Jun. 30, 2020

Retirement Benefits [Abstract]

Components of net periodic benefit cost and other amounts recognized in other comprehensive income

The components of net periodic benefit cost for our defined benefit pension plans are as follows:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
(in millions)	2020		2019		2020		2019
Domestic defined benefit pension plans:
Service cost	$	1	$	—	$	2	$	1
Interest cost	1		1		2		2
Expected return on plan assets	(2)		(2)		(4)		(4)
Amortization of net actuarial loss	1		1		2		1
Net periodic benefit cost	$	1	$	—	$	2	$	—
International defined benefit pension plans:
Service cost	$	3	$	2	$	6	$	5
Interest cost	3		5		6		10
Expected return on plan assets	(3)		(9)		(6)		(18)
Amortization of net actuarial loss	3		2		6		4
Net periodic benefit cost	$	6	$	—	$	12	$	1
Total net periodic benefit cost	$	7	$	—	$	14	$	1