Annual report pursuant to Section 13 and 15(d)

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

v3.22.4
Summary of Significant Accounting Policies - Property and Equipment (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Property, Plant and Equipment [Line Items]    
Total property and equipment, at cost $ 261 $ 259
Finance lease right-of-use assets    
Property, Plant and Equipment [Line Items]    
Total property and equipment, at cost 114 114
Leasehold improvements    
Property, Plant and Equipment [Line Items]    
Total property and equipment, at cost 46 48
Computer equipment and purchased software    
Property, Plant and Equipment [Line Items]    
Total property and equipment, at cost 82 77
Furniture, office equipment and other    
Property, Plant and Equipment [Line Items]    
Total property and equipment, at cost $ 19 $ 20
Computer Equipment, Furniture, Office Equipment and Other | Minimum    
Property, Plant and Equipment [Line Items]    
Property estimated useful life 3 years  
Computer Equipment, Furniture, Office Equipment and Other | Maximum    
Property, Plant and Equipment [Line Items]    
Property estimated useful life 5 years