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Investments in Unconsolidated Entities - Schedule of Investments (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Dec. 31, 2021
Equity Method Investments and Joint Ventures [Abstract]          
Equity method investments $ 448   $ 448   $ 431
Measurement alternative method investments 4   4   8
Investments recorded using the net asset value practical expedient 9   9   0
Total investments in unconsolidated entities 461   461   $ 439
Schedule of Equity Method Investments [Line Items]          
Revenues 1,083 $ 1,016 3,120 $ 3,053  
Operating expenses 1,098 971 3,024 2,888  
Operating income (15) 45 96 165  
Net income (12) 35 62 132  
Equity method investments          
Schedule of Equity Method Investments [Line Items]          
Revenues 1,829 1,756 5,410 5,225  
Operating expenses 1,397 1,244 4,158 3,735  
Operating income 432 512 1,252 1,490  
Other income (expense), net (6) 6 (12) 15  
Net income $ 426 $ 518 $ 1,240 $ 1,505