Retirement Benefit Plans (Tables)

9 Months Ended

Sep. 30, 2020

Retirement Benefits [Abstract]

Schedule of net benefit costs

The components of net periodic benefit cost recorded in the Condensed Consolidated Statements of Operations are as follows:

	Pension benefits								Other postretirement employee benefits
(in millions)	2020				2019
Three Months Ended September 30,	US		Non-US		US		Non-US		2020		2019
Service cost	$	—	$	5	$	—	$	5	$	—	$	—
Interest cost	1		2		2		3		—		—
Expected return on plan assets	(2)		(6)		(3)		(6)		—		—
Amortization of unrecognized prior service credit	(1)		—		(1)		—		(1)		(1)
Amortization of unrecognized loss	1		3		2		2		1		1
Net periodic benefit cost	$	(1)	$	4	$	—	$	4	$	—	$	—

	Pension benefits								Other postretirement employee benefits
(in millions)	2020				2019
Nine Months Ended September 30,	US		Non-US		US		Non-US		2020		2019
Service cost	$	—	$	15	$	—	$	14	$	—	$	—
Interest cost	4		7		7		9		1		2
Expected return on plan assets	(7)		(18)		(9)		(17)		—		—
Settlement loss	—		—		26		—		—		—
Amortization of unrecognized prior service credit	(1)		—		(1)		—		(2)		(3)
Amortization of unrecognized loss	2		8		4		7		1		1
Net periodic benefit (income) cost	$	(2)	$	12	$	27	$	13	$	—	$	—