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Costs Associated with Rationalization Programs - Narrative (Details) $ in Millions	3 Months Ended				9 Months Ended
	Sep. 30, 2025 USD ($)	Jun. 30, 2025 USD ($) employee	Mar. 31, 2025 USD ($) employee	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) employee	Sep. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)
Restructuring Cost and Reserve [Line Items]
Charges					$ 171
Restructuring reserve	$ 318				318		$ 397
Rationalizations	21			$ 11	161	$ 52
Other current liabilities	1,559				1,559		1,089
Rationalization charges to date	1,050				1,050
Future rationalization charges expected	150				$ 150
Expected number of position to be released (in employees) | employee					950
Number of associates released | employee					1,650
Pension Plan
Restructuring Cost and Reserve [Line Items]
Termination benefits charges	4				$ 4
Amiens Labor Claims
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	5				5
COSTA RICA
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	6				6
Europe, Middle East, and Africa Restructuring Plan - Operating Efficiency
Restructuring Cost and Reserve [Line Items]
Rationalizations					10
Prior Year Plans
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	4				4
Rationalizations	13			4	$ 54	21
Expected number of position to be released (in employees) | employee					1,650
Prior Year Plans | AMERICAS
Restructuring Cost and Reserve [Line Items]
Rationalizations	1			1	$ 3	3
Prior Year Plans | AUSTRALIA
Restructuring Cost and Reserve [Line Items]
Rationalizations						3
Prior Year Plans | EMEA
Restructuring Cost and Reserve [Line Items]
Rationalizations						2
Prior Year Plans | SOUTH AFRICA
Restructuring Cost and Reserve [Line Items]
Rationalizations						1
Current Year Plans
Restructuring Cost and Reserve [Line Items]
Rationalizations	8			7	$ 107	31
Expected number of position to be released (in employees) | employee					1,900
Selling Administrative and General Expense
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	2				$ 2
Selling Administrative and General Expense | Prior Year Plans
Restructuring Cost and Reserve [Line Items]
Rationalizations	2			1	5	2
Associate- Related Costs
Restructuring Cost and Reserve [Line Items]
Charges					120
Restructuring reserve	318				318		396
Other current liabilities	248				248		$ 296
Associate- Related Costs | Prior Year Plans
Restructuring Cost and Reserve [Line Items]
Rationalizations	(2)			(11)	11	(19)
Associate- Related Costs | Current Year Plans
Restructuring Cost and Reserve [Line Items]
Rationalizations	6			6	95	29
Fulda
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	214				214
Fulda | Europe, Middle East, and Africa Restructuring Plan - Operating Efficiency
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	52				52
Cooper Tire
Restructuring Cost and Reserve [Line Items]
Restructuring reserve	2				2
Cooper Tire | Prior Year Plans
Restructuring Cost and Reserve [Line Items]
Rationalizations						1
Fulda And Furstenwalde | Prior Year Plans
Restructuring Cost and Reserve [Line Items]
Rationalizations	14			7	44	15
Melksham | Prior Year Plans
Restructuring Cost and Reserve [Line Items]
Rationalizations	1			2	3	9
Reversals Charges | Prior Year Plans
Restructuring Cost and Reserve [Line Items]
Rationalizations	5			12	14	25
Europe Middle East and Africa Restructuring Plan Manufacturing Employee Severance and Operating Efficiency | Prior Year Plans
Restructuring Cost and Reserve [Line Items]
Rationalizations				4	7	4
Gadsden | Prior Year Plans
Restructuring Cost and Reserve [Line Items]
Rationalizations				$ 1		$ 3
June 2025
Restructuring Cost and Reserve [Line Items]
Accrued related plans	6				6
June 2025 | Minimum
Restructuring Cost and Reserve [Line Items]
Charges		$ 100
June 2025 | Maximum
Restructuring Cost and Reserve [Line Items]
Charges		$ 110
June 2025 | Employee Severance
Restructuring Cost and Reserve [Line Items]
Number of job reduction | employee		900
June 2025 | Associate- Related Costs | Minimum
Restructuring Cost and Reserve [Line Items]
Charges		$ 45
June 2025 | Associate- Related Costs | Maximum
Restructuring Cost and Reserve [Line Items]
Charges		$ 55
March 2025
Restructuring Cost and Reserve [Line Items]
Accrued related plans	16				16
Estimated total pre-tax charges			$ 6
March 2025 | Selling Administrative and General Expense
Restructuring Cost and Reserve [Line Items]
Number of job reduction | employee			80
Accrued related plans	$ 1				$ 1
March 2025 | Minimum
Restructuring Cost and Reserve [Line Items]
Estimated total pre-tax charges			$ 150
March 2025 | Maximum
Restructuring Cost and Reserve [Line Items]
Estimated total pre-tax charges			$ 160
March 2025 | Employee Severance
Restructuring Cost and Reserve [Line Items]
Number of job reduction | employee			950
March 2025 | Associate- Related Costs | Minimum
Restructuring Cost and Reserve [Line Items]
Charges			$ 70
March 2025 | Associate- Related Costs | Maximum
Restructuring Cost and Reserve [Line Items]
Charges			$ 80

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