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	$ 476		$ 476		$ 457
Measurement alternative method investments	18		18		22
Investments recorded using the net asset value practical expedient	9		9		0
Total investments in unconsolidated entities	503	$ 509	503	$ 509	$ 479
Schedule of Equity Method Investments [Line Items]
Revenues	1,392	1,328	4,056	3,957
Operating expenses	1,403	1,259	3,909	3,720
Operating income	(11)	69	147	237
Other income (expense), net	0	0	1	(1)
Net income	(10)	47	101	152
Equity Method Investments
Schedule of Equity Method Investments [Line Items]
Revenues	1,835	1,763	5,430	5,245
Operating expenses	1,402	1,250	4,174	3,752
Operating income	433	513	1,256	1,493
Other income (expense), net	(7)	5	(13)	15
Net income	$ 426	$ 518	$ 1,243	$ 1,508