Reportable Segments Revenue (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Revenue from External Customer [Line Items]
Revenues	$ (78,586)	$ (89,876)	$ (67,417)
Intersegment Eliminations [Member]
Revenue from External Customer [Line Items]
Revenues	(12,308)	(18,941)	(13,423)
Investment in USAC \| Operating Segments
Revenue from External Customer [Line Items]
Revenues	(846)	(705)	(633)
Investment in USAC \| Operating Segments \| External Customers [Member]
Revenue from External Customer [Line Items]
Revenues	(824)	(689)	(621)
Investment in USAC \| Operating Segments \| Intersegment [Member]
Revenue from External Customer [Line Items]
Revenues	(22)	(16)	(12)
All Other \| Operating Segments
Revenue from External Customer [Line Items]
Revenues	(1,798)	(3,574)	(3,476)
All Other \| Operating Segments \| External Customers [Member]
Revenue from External Customer [Line Items]
Revenues	(1,328)	(2,863)	(3,065)
All Other \| Operating Segments \| Intersegment [Member]
Revenue from External Customer [Line Items]
Revenues	(470)	(711)	(411)
Crude Oil Transportation and Services \| Operating Segments
Revenue from External Customer [Line Items]
Revenues	(26,536)	(25,982)	(17,446)
Crude Oil Transportation and Services \| Operating Segments \| External Customers [Member]
Revenue from External Customer [Line Items]
Revenues	(26,534)	(25,980)	(17,442)
Crude Oil Transportation and Services \| Operating Segments \| Intersegment [Member]
Revenue from External Customer [Line Items]
Revenues	(2)	(2)	(4)
NGL and Refined Products Transportation and Services \| Operating Segments
Revenue from External Customer [Line Items]
Revenues	(21,903)	(25,657)	(19,961)
NGL and Refined Products Transportation and Services \| Operating Segments \| External Customers [Member]
Revenue from External Customer [Line Items]
Revenues	(18,413)	(21,414)	(16,989)
NGL and Refined Products Transportation and Services \| Operating Segments \| Intersegment [Member]
Revenue from External Customer [Line Items]
Revenues	(3,490)	(4,243)	(2,972)
Midstream \| Operating Segments
Revenue from External Customer [Line Items]
Revenues	(10,406)	(17,101)	(11,316)
Midstream \| Operating Segments \| External Customers [Member]
Revenue from External Customer [Line Items]
Revenues	(2,911)	(4,114)	(2,620)
Midstream \| Operating Segments \| Intersegment [Member]
Revenue from External Customer [Line Items]
Revenues	(7,495)	(12,987)	(8,696)
Interstate Transportation and Storage \| Operating Segments
Revenue from External Customer [Line Items]
Revenues	(2,375)	(2,251)	(1,841)
Interstate Transportation and Storage \| Operating Segments \| External Customers [Member]
Revenue from External Customer [Line Items]
Revenues	(2,328)	(2,185)	(1,802)
Interstate Transportation and Storage \| Operating Segments \| Intersegment [Member]
Revenue from External Customer [Line Items]
Revenues	(47)	(66)	(39)
Intrastate Transportation and Storage \| Operating Segments
Revenue from External Customer [Line Items]
Revenues	(3,962)	(7,818)	(8,571)
Intrastate Transportation and Storage \| Operating Segments \| External Customers [Member]
Revenue from External Customer [Line Items]
Revenues	(3,222)	(6,954)	(7,307)
Intrastate Transportation and Storage \| Operating Segments \| Intersegment [Member]
Revenue from External Customer [Line Items]
Revenues	(740)	(864)	(1,264)
Investment in Sunoco LP \| Operating Segments
Revenue from External Customer [Line Items]
Revenues	(23,068)	(25,729)	(17,596)
Investment in Sunoco LP \| Operating Segments \| External Customers [Member]
Revenue from External Customer [Line Items]
Revenues	(23,026)	(25,677)	(17,571)
Investment in Sunoco LP \| Operating Segments \| Intersegment [Member]
Revenue from External Customer [Line Items]
Revenues	$ (42)	$ (52)	$ (25)