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Redeemable Noncontrolling Interests - Redeemable Noncontrolling Interest Activity (Details) - USD ($)
$ in Millions
3 Months Ended 6 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Increase (Decrease) in Temporary Equity [Roll Forward]        
Balance at beginning of period     $ 278 $ 259
Distributions paid to redeemable noncontrolling interests $ (8) $ (10) (21) (20)
Share of income     15 22
Derecognition of redeemable noncontrolling interest     (111) 0
Balance at end of period $ 161 $ 261 $ 161 $ 261