Reportable Segments Table - Revenues (External and Intersegment) by Investments (Details) - USD ($) $ in Millions	3 Months Ended	6 Months Ended
Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Revenues	$ (20,729)	$ (18,320)	$ (42,358)	$ (37,315)
Intersegment Eliminations [Member]
Revenues	(2,806)	(2,810)	(5,829)	(6,279)
Intrastate Transportation And Storage [Member] \| Operating Segments [Member]
Revenues	(637)	(807)	(1,555)	(2,097)
Intrastate Transportation And Storage [Member] \| Operating Segments [Member] \| External Customers [Member]
Revenues	(578)	(730)	(1,388)	(1,544)
Intrastate Transportation And Storage [Member] \| Operating Segments [Member] \| Intersegment [Member]
Revenues	(59)	(77)	(167)	(553)
Investment In Sunoco LP [Member] \| Operating Segments [Member]
Revenues	(6,173)	(5,745)	(11,672)	(11,107)
Investment In Sunoco LP [Member] \| Operating Segments [Member] \| External Customers [Member]
Revenues	(6,172)	(5,729)	(11,667)	(11,078)
Investment In Sunoco LP [Member] \| Operating Segments [Member] \| Intersegment [Member]
Revenues	(1)	(16)	(5)	(29)
Investment In USAC [Member] \| Operating Segments [Member]
Revenues	(236)	(207)	(465)	(404)
Investment In USAC [Member] \| Operating Segments [Member] \| External Customers [Member]
Revenues	(230)	(201)	(453)	(393)
Investment In USAC [Member] \| Operating Segments [Member] \| Intersegment [Member]
Revenues	(6)	(6)	(12)	(11)
Interstate Transportation and Storage [Member] \| Operating Segments [Member]
Revenues	(519)	(550)	(1,121)	(1,184)
Interstate Transportation and Storage [Member] \| Operating Segments [Member] \| External Customers [Member]
Revenues	(513)	(536)	(1,108)	(1,158)
Interstate Transportation and Storage [Member] \| Operating Segments [Member] \| Intersegment [Member]
Revenues	(6)	(14)	(13)	(26)
Midstream [Member] \| Operating Segments [Member]
Revenues	(2,507)	(2,468)	(5,281)	(5,222)
Midstream [Member] \| Operating Segments [Member] \| External Customers [Member]
Revenues	(776)	(786)	(1,582)	(1,595)
Midstream [Member] \| Operating Segments [Member] \| Intersegment [Member]
Revenues	(1,731)	(1,682)	(3,699)	(3,627)
NGL and refined products transportation and services [Member] \| Operating Segments [Member]
Revenues	(5,795)	(5,001)	(12,321)	(10,604)
NGL and refined products transportation and services [Member] \| Operating Segments [Member] \| External Customers [Member]
Revenues	(4,897)	(4,104)	(10,581)	(8,841)
NGL and refined products transportation and services [Member] \| Operating Segments [Member] \| Intersegment [Member]
Revenues	(898)	(897)	(1,740)	(1,763)
Crude oil transportation and services [Member] \| Operating Segments [Member]
Revenues	(7,372)	(5,953)	(15,010)	(12,033)
Crude oil transportation and services [Member] \| Operating Segments [Member] \| External Customers [Member]
Revenues	(7,362)	(5,953)	(15,000)	(12,032)
Crude oil transportation and services [Member] \| Operating Segments [Member] \| Intersegment [Member]
Revenues	(10)	0	(10)	(1)
Other Segments [Member] \| Operating Segments [Member]
Revenues	(296)	(399)	(762)	(943)
Other Segments [Member] \| Operating Segments [Member] \| External Customers [Member]
Revenues	(201)	(281)	(579)	(674)
Other Segments [Member] \| Operating Segments [Member] \| Intersegment [Member]
Revenues	$ (95)	$ (118)	$ (183)	$ (269)