Pension, Other Postretirement Benefits and Savings Plans - Changes in Benefit Obligation and Plan Assets (Details) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Change in benefit obligation:
Curtailments/settlements/termination benefits		$ 124	$ 43	$ 18
UNITED STATES
Change in plan assets:
Beginning balance		1,674
Ending balance		202	1,674
Foreign Plan [Member]
Change in plan assets:
Beginning balance		650
Ending balance		360	650
Pension Plan [Member] | UNITED STATES
Change in benefit obligation:
Beginning balance		(5,798)	(5,235)
Service cost — benefits earned		(13)	(9)	(4)
Interest cost		(133)	(94)	(126)
Plan amendments		(6)	0
Actuarial loss		1,282	153
Participant contributions		0	0
Curtailments/settlements/termination benefits		233	90
Acquisition of Cooper Tire	[1]	0	(1,088)
Foreign currency translation		0	0
Benefit payments		351	385
Ending balance		(4,084)	(5,798)	(5,235)
Change in plan assets:
Beginning balance		5,720	4,970
Actual return on plan assets		(969)	86
Company contributions to plan assets		0	29
Cash funding of direct participant payments		7	10
Participant contributions		0	0
Settlements		(233)	(90)
Acquisition of Cooper Tire	[1]	0	1,100
Foreign currency translation		0	0
Benefit payments		(351)	(385)
Ending balance		4,174	5,720	4,970
Funded status at end of year		90	(78)
Pension Plan [Member] | Foreign Plan [Member]
Change in benefit obligation:
Beginning balance		(3,464)	(3,382)
Service cost — benefits earned		(24)	(30)	(30)
Interest cost		(60)	(47)	(56)
Plan amendments		1	(3)
Actuarial loss		881	168
Participant contributions		(3)	(1)
Curtailments/settlements/termination benefits		6	10
Acquisition of Cooper Tire	[1]	0	(450)
Foreign currency translation		287	118
Benefit payments		149	153
Ending balance		(2,227)	(3,464)	(3,382)
Change in plan assets:
Beginning balance		3,272	3,041
Actual return on plan assets		(845)	(9)
Company contributions to plan assets		32	30
Cash funding of direct participant payments		21	22
Participant contributions		3	1
Settlements		(6)	(10)
Acquisition of Cooper Tire	[1]	0	412
Foreign currency translation		(285)	(62)
Benefit payments		(149)	(153)
Ending balance		2,043	3,272	3,041
Funded status at end of year		(184)	(192)
Other Postretirement Benefits Plan [Member]
Change in benefit obligation:
Beginning balance		(406)	(236)
Service cost — benefits earned		(3)	(3)	(2)
Interest cost		(12)	(9)	(8)
Plan amendments		0	4
Actuarial loss		103	21
Participant contributions		(8)	(8)
Curtailments/settlements/termination benefits		0	0
Acquisition of Cooper Tire	[1]	0	(205)
Foreign currency translation		5	2
Benefit payments		29	28
Ending balance		(292)	(406)	(236)
Change in plan assets:
Beginning balance		0	0
Actual return on plan assets		0	0
Company contributions to plan assets		0	0
Cash funding of direct participant payments		21	20
Participant contributions		8	8
Settlements		0	0
Acquisition of Cooper Tire	[1]	0	0
Foreign currency translation		0	0
Benefit payments		(29)	(28)
Ending balance		0	0	$ 0
Funded status at end of year		(292)	(406)
Other Postretirement Benefits Plan [Member] | UNITED STATES
Change in plan assets:
Funded status at end of year		205	292
Other Postretirement Benefits Plan [Member] | Foreign Plan [Member]
Change in plan assets:
Funded status at end of year		$ 87	$ 114

[1] Represents the fair value of Cooper Tire related benefit plan obligations and plan assets as of the Closing Date.