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Redeemable Noncontrolling Interests - Redeemable Noncontrolling Interests Activity (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Dec. 31, 2019
Increase (Decrease) in Temporary Equity [Roll Forward]      
Beginning balance $ 259 $ 262  
Distributions paid to redeemable noncontrolling interests (43) (42) $ (7)
Share of income 44 39  
Adjustment to estimated redemption value 18 0  
Ending balance $ 278 $ 259 $ 262