Annual report [Section 13 and 15(d), not S-K Item 405]

Summary of Significant Accounting Policies - Property and Equipment (Details)

v3.25.0.1
Summary of Significant Accounting Policies - Property and Equipment (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Property, Plant and Equipment      
Property and equipment $ 1,460 $ 1,475  
Depreciation 90 102 $ 158
Land      
Property, Plant and Equipment      
Property and equipment 63 68  
Buildings and improvements      
Property, Plant and Equipment      
Property and equipment 452 421  
Support equipment      
Property, Plant and Equipment      
Property and equipment 884 917  
Projects in progress      
Property, Plant and Equipment      
Property and equipment 51 59  
Finance lease ROU assets      
Property, Plant and Equipment      
Property and equipment $ 10 $ 10  
Minimum | Buildings and improvements      
Property, Plant and Equipment      
Property and equipment useful life 8 years    
Minimum | Support equipment      
Property, Plant and Equipment      
Property and equipment useful life 2 years    
Maximum | Buildings and improvements      
Property, Plant and Equipment      
Property and equipment useful life 20 years    
Maximum | Support equipment      
Property, Plant and Equipment      
Property and equipment useful life 9 years