Pension, Savings and Other Postretirement Benefit Plans - Defined Benefit Pension Cost (Details) - USD ($) $ in Millions	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Type [Extensible Enumeration]	Pension Plan [Member]	Pension Plan [Member]	Pension Plan [Member]	Pension Plan [Member]
Service cost	$ 3	$ 3	$ 10	$ 6
Interest cost	36	26	96	68
Expected return on plan assets	(55)	(54)	(160)	(142)
Amortization of net losses	25	26	76	80
Net periodic pension cost	9	1	22	12
Net curtailments/settlements/termination benefits	10	11	28	30
Total defined benefit pension cost	$ 19	$ 12	$ 50	$ 42
Non-U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Type [Extensible Enumeration]	Pension Plan [Member]	Pension Plan [Member]	Pension Plan [Member]	Pension Plan [Member]
Service cost	$ 6	$ 7	$ 18	$ 22
Interest cost	14	13	46	35
Expected return on plan assets	(16)	(13)	(51)	(35)
Amortization of prior service cost	1	0	2	1
Amortization of net losses	5	8	16	25
Total defined benefit pension cost	$ 10	$ 15	$ 31	$ 48