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Revenue - Narrative (Details) - USD ($)
$ in Millions
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2022
Sep. 30, 2023
Sep. 30, 2022
Dec. 31, 2022
Revenue from Contract with Customer [Abstract]          
Contract liabilities $ 4,800   $ 4,800   $ 3,300
Deferred revenue recognized 284 $ 256 1,100 $ 982  
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2023-10-01          
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]          
Deferred revenue expected to be recognized $ 555   $ 555    
Expected timing of performance obligation 3 months   3 months    
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-01-01          
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]          
Deferred revenue expected to be recognized $ 1,500   $ 1,500    
Expected timing of performance obligation 1 year   1 year    
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-01-01          
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]          
Deferred revenue expected to be recognized $ 1,200   $ 1,200    
Expected timing of performance obligation 1 year   1 year    
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2026-01-01          
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items]          
Deferred revenue expected to be recognized $ 1,600   $ 1,600    
Expected timing of performance obligation