v3.25.4
Income Taxes - Narrative (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Schedule Of Income Tax [Line Items]        
Income tax expense $ 2 $ 5 $ 4  
Income tax reconciliation change in deferred tax assets valuation allowance 51 49    
Unrecognized tax benefits, Amount 139 115 $ 95 $ 90
Research and Development        
Schedule Of Income Tax [Line Items]        
Net operating loss carryforwards 250 205    
Federal        
Schedule Of Income Tax [Line Items]        
Net operating loss carryforwards 1,800 1,300    
State        
Schedule Of Income Tax [Line Items]        
Net operating loss carryforwards $ 70 $ 66