Benefit Plans - Reconciliation of Benefit Obligations and Plan Assets (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Change in benefit obligation [Roll Forward]
Actuarial (gain) loss	$ (557)	$ (89)
Pension Benefits
Change in benefit obligation [Roll Forward]
Benefit obligation, beginning balance	2,916	3,243
Deconsolidation		(98)
Service cost	2	3	$ 3
Interest cost	76	70	92
Plan participants’ contributions
Actuarial (gain) loss	(557)	(89)
Benefits paid from plan assets	(181)	(193)
Settlements and curtailments	(23)	(19)
Foreign exchange	(13)	(1)
Benefit obligation, ending balance	2,220	2,916	3,243
Change in plan assets [Roll Forward]
Fair value of plan assets, beginning balance	2,816	2,739
Deconsolidation		(85)
Actual return on plan assets	(405)	355
Company contributions	19	20
Plan participants' contributions
Benefits paid from plan assets	(181)	(193)
Settlements	(23)	(19)
Foreign exchange	(14)	(1)
Fair value of plan assets, ending balance	2,212	2,816	2,739
Funded status	(8)	(100)
Other Postretirement Benefits
Change in benefit obligation [Roll Forward]
Benefit obligation, beginning balance	44	51
Deconsolidation
Service cost
Interest cost	1	1	2
Plan participants’ contributions	3	4
Actuarial (gain) loss	(6)	(2)
Benefits paid from plan assets	(9)	(10)
Settlements and curtailments
Foreign exchange
Benefit obligation, ending balance	33	44	51
Change in plan assets [Roll Forward]
Fair value of plan assets, beginning balance	93	96
Deconsolidation
Actual return on plan assets	(9)
Company contributions	3	3
Plan participants' contributions	3	4
Benefits paid from plan assets	(9)	(10)
Settlements
Foreign exchange
Fair value of plan assets, ending balance	81	93	$ 96
Funded status	$ 48	$ 49