v3.25.4
Property and Equipment - Schedule of Property and Equipment and Classification of Depreciation (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Property, Plant and Equipment [Line Items]      
Cost $ 228 $ 217  
Accumulated depreciation and impairment 175 170  
Net book value 53 47  
Impairment charge on leasehold improvements 5   $ 12
Depreciation 18 22 28
Cost of revenues      
Property, Plant and Equipment [Line Items]      
Depreciation 0 0 3
Sales and marketing      
Property, Plant and Equipment [Line Items]      
Depreciation 5 7 7
Research and development      
Property, Plant and Equipment [Line Items]      
Depreciation 9 11 13
General and administrative      
Property, Plant and Equipment [Line Items]      
Depreciation 4 4 $ 5
Leasehold improvements      
Property, Plant and Equipment [Line Items]      
Cost 159 149  
Accumulated depreciation and impairment 118 115  
Net book value 41 34  
Computer equipment      
Property, Plant and Equipment [Line Items]      
Cost 38 40  
Accumulated depreciation and impairment 30 29  
Net book value 8 11  
Furniture and equipment      
Property, Plant and Equipment [Line Items]      
Cost 31 28  
Accumulated depreciation and impairment 27 26  
Net book value $ 4 $ 2