Revenues, Revenues by Business Segment and Revenue Type (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Revenue [Abstract]
Revenues	$ 58,186	$ 40,807	$ 27,200
NGL Pipelines & Services [Member]
Revenue [Abstract]
Revenues	24,259	16,302	11,177
NGL Pipelines & Services [Member] | Sales of NGLs and Related Products [Member]
Revenue [Abstract]
Revenues	21,307	13,716	8,971
NGL Pipelines & Services [Member] | Midstream Services [Member]
Revenue [Abstract]
Revenues	2,952	2,586	2,206
NGL Pipelines & Services [Member] | Midstream Services: Natural Gas Processing and Fractionation [Member]
Revenue [Abstract]
Revenues	1,431	1,036	757
NGL Pipelines & Services [Member] | Midstream Services: Transportation [Member]
Revenue [Abstract]
Revenues	987	976	1,037
NGL Pipelines & Services [Member] | Midstream Services: Storage and Terminals [Member]
Revenue [Abstract]
Revenues	534	574	412
Crude Oil Pipelines & Services [Member]
Revenue [Abstract]
Revenues	18,561	10,902	6,689
Crude Oil Pipelines & Services [Member] | Sales of Crude Oil [Member]
Revenue [Abstract]
Revenues	17,301	9,519	5,411
Crude Oil Pipelines & Services [Member] | Midstream Services [Member]
Revenue [Abstract]
Revenues	1,260	1,383	1,278
Crude Oil Pipelines & Services [Member] | Midstream Services: Transportation [Member]
Revenue [Abstract]
Revenues	807	929	805
Crude Oil Pipelines & Services [Member] | Midstream Services: Storage and Terminals [Member]
Revenue [Abstract]
Revenues	453	454	473
Natural Gas Pipelines & Services [Member]
Revenue [Abstract]
Revenues	6,260	4,400	2,553
Natural Gas Pipelines & Services [Member] | Sales of Natural Gas [Member]
Revenue [Abstract]
Revenues	5,019	3,413	1,530
Natural Gas Pipelines & Services [Member] | Midstream Services [Member]
Revenue [Abstract]
Revenues	1,241	987	1,023
Natural Gas Pipelines & Services [Member] | Midstream Services: Transportation [Member]
Revenue [Abstract]
Revenues	1,241	987	1,023
Petrochemical & Refined Products Services [Member]
Revenue [Abstract]
Revenues	9,106	9,203	6,781
Petrochemical & Refined Products Services [Member] | Sales of Petrochemicals and Refined Products [Member]
Revenue [Abstract]
Revenues	8,003	8,196	5,943
Petrochemical & Refined Products Services [Member] | Midstream Services [Member]
Revenue [Abstract]
Revenues	1,103	1,007	838
Petrochemical & Refined Products Services [Member] | Midstream Services: Fractionation and Isomerization [Member]
Revenue [Abstract]
Revenues	222	275	188
Petrochemical & Refined Products Services [Member] | Midstream Services: Transportation [Member]
Revenue [Abstract]
Revenues	585	485	483
Petrochemical & Refined Products Services [Member] | Midstream Services: Storage and Terminals [Member]
Revenue [Abstract]
Revenues	$ 296	$ 247	$ 167