v3.25.4

Commitments and Contingent Liabilities (Tables) | 12 Months Ended
--- | ---
Dec. 31, 2025
Commitments and Contingencies Disclosure [Abstract] |
Schedule of Recent Approximate Asbestos Claims Activity | A summary of recent approximate asbestos claims activity follows. Because claims are often filed and disposed of by dismissal or settlement in large numbers, the amount and timing of settlements and the number of open claims during a particular period can fluctuate significantly.
(Dollars in millions) | 2025 |  | 2024 |  | 2023
Pending claims, beginning of year | 35,400 |  |  | 35,800 |  |  | 37,200 |
New claims filed during the year | 800 |  |  | 900 |  |  | 900 |
Claims settled/dismissed | (5,800) |  |  | (1,300) |  |  | (2,300) |
Pending claims, end of year | 30,400 |  |  | 35,400 |  |  | 35,800 |
Payments(1) | $ | 16 |  |  | $ | 14 |  |  | $ | 15 |
(1)Represents cash payments made during the period by us and our insurers on asbestos litigation defense and claim resolution.
Schedule of Changes in the Warranty Reserve | The following table presents changes in the warranty reserve during 2025 and 2024:
(In millions) | 2025 |  | 2024
Balance at January 1 | $ | 15 |  |  | $ | 21 |
Payments made during the period | (15) |  |  | (20) |
Expense recorded during the period | 12 |  |  | 14 |
Balance at December 31 | $ | 12 |  |  | $ | 15 |

X
- Definition Number Of Claims Filed. + References No definition available. + Details
Name: | gt_NumberOfClaimsFiledTableTextBlock
Namespace Prefix: | gt_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_CommitmentsAndContingenciesDisclosureAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Tabular disclosure of the changes in the guarantor's aggregate product warranty liability, including the beginning balance of the aggregate product warranty liability, the aggregate reductions in that liability for payments made (in cash or in kind) under the warranty, the aggregate changes in the liability for accruals related to product warranties issued during the reporting period, the aggregate changes in the liability for accruals related to preexisting warranties (including adjustments related to changes in estimates), and the ending balance of the aggregate product warranty liability. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 460 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 8 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482425/460-10-50-8 + Details
Name: | us-gaap_ScheduleOfProductWarrantyLiabilityTableTextBlock
Namespace Prefix: | us-gaap_
Data Type: | dtr-types:textBlockItemType
Balance Type: | na
Period Type: | duration