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Reorganization and Business Transformation - Additional Information (Details) - USD ($)
$ in Millions
 1 Months Ended 9 Months Ended 12 Months Ended 14 Months Ended
Sep. 30, 2020
Sep. 30, 2021
Dec. 31, 2020
Dec. 31, 2021
Nov. 02, 2020
Restructuring Cost and Reserve [Line Items]          
Cash payments for restructuring   $ 35 $ 23    
Accelerated depreciation   2 2    
International | Employee          
Restructuring Cost and Reserve [Line Items]          
Cash payment for international employees   9 2    
Voluntary Separation Program          
Restructuring Cost and Reserve [Line Items]          
Restructuring and related activities, employee minimum age to qualify 55 years        
Restructuring and related activities, employee service term 10 years        
Restructuring costs   13      
Restructuring costs, cash-settled   10      
Restructuring costs, noncash   3      
Stock-based compensation costs   1 2    
Voluntary Separation Program | Cost of Revenue          
Restructuring Cost and Reserve [Line Items]          
Restructuring costs   4      
Voluntary Separation Program | Selling, General and Administrative Expenses          
Restructuring Cost and Reserve [Line Items]          
Restructuring costs   6      
Voluntary Separation Program | Research and Development Expenses          
Restructuring Cost and Reserve [Line Items]          
Restructuring costs   3      
Voluntary Separation Program | Employee severance and other employee-related costs | Minimum          
Restructuring Cost and Reserve [Line Items]          
Estimated reorganization costs and charges         $ 28
Voluntary Separation Program | Employee severance and other employee-related costs | Maximum          
Restructuring Cost and Reserve [Line Items]          
Estimated reorganization costs and charges         29
Workforce Reduction and Real Estate Rationalization Measures          
Restructuring Cost and Reserve [Line Items]          
Restructuring costs incurred   $ 13 $ 42    
Workforce Reduction and Real Estate Rationalization Measures | Minimum          
Restructuring Cost and Reserve [Line Items]          
Estimated reorganization costs and charges         54
Workforce Reduction and Real Estate Rationalization Measures | Minimum | Scenario, Forecast          
Restructuring Cost and Reserve [Line Items]          
Cash payments for restructuring       $ 59  
Workforce Reduction and Real Estate Rationalization Measures | Maximum          
Restructuring Cost and Reserve [Line Items]          
Estimated reorganization costs and charges         58
Workforce Reduction and Real Estate Rationalization Measures | Maximum | Scenario, Forecast          
Restructuring Cost and Reserve [Line Items]          
Cash payments for restructuring       63  
Workforce Reduction and Real Estate Rationalization Measures | Employee severance and other employee-related costs | Minimum          
Restructuring Cost and Reserve [Line Items]          
Estimated reorganization costs and charges         13
Workforce Reduction and Real Estate Rationalization Measures | Employee severance and other employee-related costs | Maximum          
Restructuring Cost and Reserve [Line Items]          
Estimated reorganization costs and charges         14
Workforce Reduction and Real Estate Rationalization Measures | Facilities Lease Related Cost | Minimum          
Restructuring Cost and Reserve [Line Items]          
Estimated reorganization costs and charges         6
Workforce Reduction and Real Estate Rationalization Measures | Facilities Lease Related Cost | Maximum          
Restructuring Cost and Reserve [Line Items]          
Estimated reorganization costs and charges         7
Workforce Reduction and Real Estate Rationalization Measures | Outside Services, Legal and Other Associated Costs | Minimum          
Restructuring Cost and Reserve [Line Items]          
Estimated reorganization costs and charges         7
Workforce Reduction and Real Estate Rationalization Measures | Outside Services, Legal and Other Associated Costs | Maximum          
Restructuring Cost and Reserve [Line Items]          
Estimated reorganization costs and charges         $ 8
Workforce Reduction and Real Estate Rationalization Measures | International | Employee | Minimum | Scenario, Forecast          
Restructuring Cost and Reserve [Line Items]          
Cash payments for restructuring       12  
Workforce Reduction and Real Estate Rationalization Measures | International | Employee | Maximum | Scenario, Forecast          
Restructuring Cost and Reserve [Line Items]          
Cash payments for restructuring       $ 13