Pension Benefits Net Periodic Benefit Cost (Details) - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Foreign Plan
Defined Benefit Plan Disclosure [Line Items]
Service cost	$ 4	$ 4
Interest cost	10	7
Expected return on plan assets	(4)	(5)
Amortization of actuarial losses	1	2
Net periodic benefit cost	11	8
United States
Defined Benefit Plan Disclosure [Line Items]
Service cost	0	0
Interest cost	0	0
Expected return on plan assets	0	0
Amortization of actuarial losses	0	0
Net periodic benefit cost	$ 0	$ 0