Employee Benefit Plans and Postretirement Benefits - Defined Benefit Pension, Healthcare and Other Plans (Details) - USD ($) $ in Millions		12 Months Ended
	Apr. 16, 2018	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Change in benefit obligations:
Plan amendments	$ 527
Change in the fair value of plan assets:
Beginning plan assets		$ 1,604
Ending plan assets		1,037	$ 1,604
Pension
Change in benefit obligations:
Beginning benefit obligation		1,843	1,984
Service cost		11	13	$ 14
Interest cost		27	19	39
Plan participants’ contributions		1	1
Actuarial loss (gain)		(476)	(56)
Gross benefits paid		(77)	(75)
Plan amendments		0	0
Currency translation adjustments and other		(154)	(43)
Ending benefit obligation		1,175	1,843	1,984
Change in the fair value of plan assets:
Beginning plan assets		1,474	1,451
Actual return on plan assets		(357)	65
Employer contributions		46	43
Plan participants’ contributions		1	1
Gross benefits paid		(65)	(61)
Currency translation adjustments and other		(120)	(25)
Ending plan assets		979	1,474	1,451
Funded status		(196)	(369)
Healthcare
Change in benefit obligations:
Beginning benefit obligation		281	409
Service cost		4	4	4
Interest cost		6	6	10
Plan participants’ contributions		4	6
Actuarial loss (gain)		(52)	(19)
Gross benefits paid		(28)	(36)
Plan amendments		(6)	(100)
Currency translation adjustments and other		(28)	11
Ending benefit obligation		181	281	409
Change in the fair value of plan assets:
Beginning plan assets		130	145
Actual return on plan assets		(21)	9
Employer contributions		0	0
Plan participants’ contributions		0	0
Gross benefits paid		(9)	(9)
Currency translation adjustments and other		(42)	(15)
Ending plan assets		58	130	145
Funded status		(123)	(151)
Other
Change in benefit obligations:
Beginning benefit obligation		113	130
Service cost		5	6	6
Interest cost		1	1	1
Plan participants’ contributions		0	0
Actuarial loss (gain)		(15)	(1)
Gross benefits paid		(7)	(9)
Plan amendments		0	0
Currency translation adjustments and other		(8)	(14)
Ending benefit obligation		89	113	130
Change in the fair value of plan assets:
Beginning plan assets		0	0
Actual return on plan assets		0	0
Employer contributions		0	0
Plan participants’ contributions		0	0
Gross benefits paid		0	0
Currency translation adjustments and other		0	0
Ending plan assets		0	0	$ 0
Funded status		$ (89)	$ (113)