v3.25.4
Income Taxes - Narrative (Details) - USD ($)
$ in Millions
 3 Months Ended 12 Months Ended
Sep. 30, 2025
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2021
Dec. 31, 2022
Income Taxes [Line Items]            
Tax effect   $ 1,567 $ 95 $ 10    
Income (loss) before income taxes   (133) 130 (721)    
Net discrete tax expense (benefit)   1,453 (2) (9)    
Total net deferred tax assets   243 1,578      
Valuation allowance   2,734 1,252      
Deferred tax assets, operating loss, capital loss, and tax credit carryforwards   1,083        
Unrecognized tax benefits   107 98 92   $ 87
Unrecognized tax benefits that would impact effective tax rate   78        
Unrecognized tax benefits interest on income taxes accrued   1        
Unsettled unrecognized tax benefits that would require cash   22        
Goodyear net income (loss)   (1,721) 46 (729)    
Deferred tax assets   3,209 3,077   $ 315  
Amount of unrecognized deferred tax liability, undistributed earnings of foreign subsidiaries   100        
Income tax cash payments, net   160 170 $ 200    
Internal Revenue Service (IRS) | Settlement with Taxing Authority            
Income Taxes [Line Items]            
Goodyear net income (loss)         $ 1,500  
Domestic Tax Jurisdiction            
Income Taxes [Line Items]            
Total net deferred tax assets   1,400 1,300      
Valuation allowance   1,428        
Operating loss carryforward   228        
State and Local Authority            
Income Taxes [Line Items]            
Valuation allowance     26      
Foreigns Country            
Income Taxes [Line Items]            
Total net deferred tax assets   1,500 1,500      
Valuation allowance   1,306 1,300      
United States            
Income Taxes [Line Items]            
Non-cash expense $ 1,400          
Luxembourg | Foreigns Country            
Income Taxes [Line Items]            
Valuation allowance   1,100 $ 1,100      
Europe            
Income Taxes [Line Items]            
Deferred tax assets, operating loss, capital loss, and tax credit carryforwards, subject to expiration   $ 84