UNAUDITED CONDENSED STATEMENTS OF CONSOLIDATED EQUITY - USD ($) $ in Millions	Total	Accumulated Other Comprehensive Income (Loss) [Member]	Noncontrolling Interests in Consolidated Subsidiaries [Member]	Common Limited Partners Interests [Member]	Treasury Units [Member]
Balance at Dec. 31, 2023	$ 28,759	$ 307	$ 1,086	$ 28,663	$ (1,297)
Increase (Decrease) in Partners' Equity [Roll Forward]
Net income	1,482	0	26	1,456	0
Cash distributions paid to common unitholders	(1,117)	0	0	(1,117)	0
Cash payments made in connection with distribution equivalent rights	(10)	0	0	(10)	0
Cash distributions paid to noncontrolling interests	(38)	0	(38)	0	0
Cash contributions from noncontrolling interests	8	0	8	0	0
Repurchase and cancellation of common units under 2019 Buyback Program	(40)	0	0	(40)	0
Amortization of fair value of equity-based awards	56	0	0	56	0
Acquisition of noncontrolling interests	(400)	0	(282)	(118)	0
Cash flow hedges	(164)	(164)	0	0	0
Other, net	(59)	0	0	(59)	0
Balance at Mar. 31, 2024	28,477	143	800	28,831	(1,297)
Balance at Dec. 31, 2024	29,589	236	857	29,793	(1,297)
Increase (Decrease) in Partners' Equity [Roll Forward]
Net income	1,405	0	12	1,393	0
Cash distributions paid to common unitholders	(1,159)	0	0	(1,159)	0
Cash payments made in connection with distribution equivalent rights	(11)	0	0	(11)	0
Cash distributions paid to noncontrolling interests	(13)	0	(13)	0	0
Cash contributions from noncontrolling interests	4	0	4	0	0
Repurchase and cancellation of common units under 2019 Buyback Program	(60)	0	0	(60)	0
Amortization of fair value of equity-based awards	49	0	0	49	0
Cash flow hedges	49	49	0	0	0
Other, net	(78)	0	0	(78)	0
Balance at Mar. 31, 2025	$ 29,775	$ 285	$ 860	$ 29,927	$ (1,297)