Pension, Savings and Other Postretirement Benefit Plans - Defined Benefit Pension Cost (Details) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Type [Extensible Enumeration]	Pension Plan	Pension Plan	Pension Plan	Pension Plan
Service cost	$ 2	$ 4	$ 4	$ 7
Interest cost	52	29	101	60
Expected return on plan assets	(60)	(53)	(118)	(105)
Amortization of net losses	24	25	49	51
Net periodic pension cost	18	5	36	13
U.S. | Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Net curtailments/settlements/termination benefits	33	18	33	18
Total defined benefit pension cost	$ 51	$ 23	$ 69	$ 31
Non-U.S.
Defined Benefit Plan Disclosure [Line Items]
Defined Benefit Plan, Type [Extensible Enumeration]	Pension Plan	Pension Plan	Pension Plan	Pension Plan
Service cost	$ 4	$ 6	$ 9	$ 12
Interest cost	27	16	54	32
Expected return on plan assets	(23)	(17)	(46)	(35)
Amortization of prior service cost	1	1	1	1
Amortization of net losses	4	5	9	11
Net periodic pension cost	13	11	27	21
Non-U.S. | Pension Plan
Defined Benefit Plan Disclosure [Line Items]
Net curtailments/settlements/termination benefits	3	0	3	0
Total defined benefit pension cost	$ 16	$ 11	$ 30	$ 21