CONSOLIDATED STATEMENT OF CHANGES IN EQUITY - USD ($) $ in Millions	General partner	Limited partners	Total Partners Equity	Non-controlling Interests	Total
Total equity at Dec. 31, 2018	$ (790)	$ 7,350	$ 6,560	$ 6,420	$ 12,980
Increase (Decrease) in Equity
Net (loss) income	(22)	(1,076)	(1,098)	(693)	(1,791)
Other comprehensive (loss) income		1	1		1
Partnership distributions	(2)	(110)	(112)		(112)
Partnership contributions	1	54	55		55
Investment segment contributions				220	220
Dividends and distributions to non-controlling interests in subsidiaries				(119)	(119)
Changes in subsidiary equity and other	1	49	50	(342)	(292)
Total equity at Dec. 31, 2019	(812)	6,268	5,456	5,486	10,942
Increase (Decrease) in Equity
Net (loss) income	(33)	(1,620)	(1,653)	(815)	(2,468)
Other comprehensive (loss) income		(1)	(1)		(1)
Partnership distributions	(10)	(516)	(526)		(526)
Partnership contributions	2	100	102		102
Investment segment contributions				1,253	1,253
Dividends and distributions to non-controlling interests in subsidiaries				(36)	(36)
Changes in subsidiary equity and other		5	5	(13)	(8)
Total equity at Dec. 31, 2020	(853)	4,236	3,383	5,875	9,258
Increase (Decrease) in Equity
Net (loss) income	86	(604)	(518)	18	(500)
Other comprehensive (loss) income		5	5	1	6
Partnership distributions	(3)	(132)	(135)		(135)
Partnership contributions	17	825	842		842
Investment segment contributions				76	76
Dividends and distributions to non-controlling interests in subsidiaries				(175)	(175)
Changes in subsidiary equity and other	(1)	(32)	(33)	4	(29)
Total equity at Dec. 31, 2021	$ (754)	$ 4,298	$ 3,544	$ 5,799	$ 9,343