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Stock-Based Compensation - Narrative (Details) - Restricted Stock and Unit Awards - USD ($)
$ / shares in Units, shares in Millions, $ in Millions
3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]    
Stock-based compensation expense $ 46 $ 94
Restricted stock and unit awards granted in period (shares) 0.4  
Weighted-average grant fate fair value (USD per share) $ 338.29  
Unrecognized compensation expense $ 259  
Unrecognized compensation expense, period for recognition 1 year 9 months 18 days