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Commitments and Contingent Liabilities - Narrative (Details) $ in Millions | 3 Months Ended | 9 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | ---
Sep. 30, 2025 USD ($) claim | Sep. 30, 2024 USD ($) | Sep. 30, 2025 USD ($) claim | Sep. 30, 2024 USD ($) | Dec. 31, 2021 USD ($) | Dec. 31, 2024 USD ($) | Dec. 31, 2015 USD ($)
Loss Contingencies [Line Items] |  |  |  |  |  |  |
Liability for anticipated environmental matters | $ 77 |  | $ 77 |  |  | $ 81 |
Liability for anticipated environment matters, current | 20 |  | 20 |  |  | 24 |
Workers' compensation liability | 161 |  | 161 |  |  | 158 |
Workers' compensation liability, current | 28 |  | 28 |  |  | 31 |
Potential workers' compensation liability in excess of recorded amount | 25 |  | 25 |  |  |  |
Limits of excess insurance policies |  |  |  |  |  | 520 |
Goodyear net income (loss) | (2,195) | $ (37) | (1,826) | $ (27) |  |  |
Deferred tax asset |  |  |  |  | $ 315 |  |
Off-balance sheet financial guarantees and other commitments | 29 |  | 29 |  |  | 29 |
Internal Revenue Service (IRS) | Settlement with Taxing Authority |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |
Goodyear net income (loss) |  |  |  |  | $ 1,500 |  |
TireHub | Related Party |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |
Financing receivable, joint venture, face amount | 130 |  | 130 |  |  |  |
Carrying value of net investment | 64 |  | 64 |  |  | 110 |
Loans receivable, related parties | 113 |  | 113 |  |  | 119 |
Interest receivable | $ 2 |  | $ 2 |  |  | 2 |
Ownership percentage in equity method investment | 50.00% |  | 50.00% |  |  |  |
Accounts receivable | Sumitomo Rubber Industries |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |
Indemnification asset | $ 4 |  | $ 4 |  |  |  |
Other Assets | Sumitomo Rubber Industries |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |
Indemnification asset | 2 |  | 2 |  |  |  |
General Product Liability |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |
Loss contingency accrual product liability net | 409 |  | 409 |  |  | 406 |
General Product Liability | Other current liabilities |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |
Loss contingency accrual product liability net | 81 |  | 81 |  |  | 60 |
Asbestos Related Product Liability |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |
Loss contingency accrual product liability net | $ 116 |  | $ 116 |  |  | 115 |
Asbestos claims dismissed to date (in claims) | claim | 164,800 |  | 164,800 |  |  |  |
Accrued asbestos-related liability and gross payments to date | $ 601 |  | $ 601 |  |  | 589 |
Product liability contingency, evaluation period |  |  | 10 years |  |  |  |
Asbestos claims receivable | $ 64 |  | $ 64 |  |  | 63 |
Expected percentage of asbestos claim related losses recoverable through insurance | 55.00% |  | 55.00% |  |  |  |
Asbestos claims receivable, current | $ 11 |  | $ 11 |  |  | $ 11 |
Workers' Compensation Claims |  |  |  |  |  |  |
Loss Contingencies [Line Items] |  |  |  |  |  |  |
Guarantee issued | $ 15 |  | $ 15 |  |  |  | $ 46

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