Pension and Post-retirement Benefits - Net Periodic Benefit Cost (Income) (Detail) - Pension Plans [Member] - USD ($) $ in Millions		3 Months Ended
		Mar. 31, 2020	Mar. 31, 2019
U.S. Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Interest cost		$ 4	$ 5
Expected return on plan assets		(5)	(4)
Net periodic benefit cost (income)	[1]	(1)	1
Non-U. S. Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Service cost		3	3
Interest cost		3	4
Expected return on plan assets		(5)	(6)
Net periodic benefit cost (income)	[1]	$ 1	$ 1

[1] The components of net periodic benefit cost (income) other than the service cost component are included in Other non-operating (income) expense, net in our Statements of Operations. The service cost component is included in Cost of operations and SG&A in our Statements of Operations, along with other compensation costs rendered by the participating employees.