Pension and Other Postretirement Benefits - Components (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Other Postretirement Benefits
Defined Benefit Plan Disclosure [Line Items]
Interest cost	$ 1	$ 0	$ 2	$ 1
Recognized prior service credit	(5)	(6)	(10)	(13)
Recognized net loss	1	1	1	2
Net periodic cost (benefit)	(3)	(5)	(7)	(10)
U.S. | Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Service cost	5	6	10	11
Interest cost	8	6	15	12
Expected return on plan assets	(19)	(16)	(37)	(31)
Recognized net loss	12	15	24	30
Net periodic cost (benefit)	6	11	12	22
Pension Benefits - Non-U.S. Plans | Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Service cost	2	4	4	7
Interest cost	3	9	6	18
Expected return on plan assets	(6)	(21)	(11)	(41)
Recognized net loss	1	10	2	19
Net periodic cost (benefit)	$ 0	$ 2	$ 1	$ 3