Business Segments and Related Information, Consolidated Revenues and Expenses (Details) - USD ($) $ in Millions		3 Months Ended		9 Months Ended
		Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Consolidated Revenues [Abstract]
Total consolidated revenues		$ 15,468	$ 10,832	$ 44,536	$ 29,437
Operating costs and expenses:
Cost of sales	[1]	12,319	8,113	35,325	21,216
Other operating costs and expenses	[2]	926	758	2,567	2,175
Depreciation, amortization and accretion		537	512	1,607	1,517
Asset impairment charges		29	29	48	113
Net losses (gains) attributable to asset sales and related matters		1	(3)	3	8
General and administrative costs		55	47	179	155
Total consolidated costs and expenses		13,867	9,456	39,729	25,184
NGL Pipelines & Services [Member]
Consolidated Revenues [Abstract]
Total consolidated revenues		6,237	3,816	18,371	10,987
Crude Oil Pipelines & Services [Member]
Consolidated Revenues [Abstract]
Total consolidated revenues		4,724	3,235	14,181	7,904
Natural Gas Pipelines & Services [Member]
Consolidated Revenues [Abstract]
Total consolidated revenues		1,886	980	4,696	3,276
Petrochemical & Refined Products Services [Member]
Consolidated Revenues [Abstract]
Total consolidated revenues		$ 2,621	$ 2,801	$ 7,288	$ 7,270

[1] Cost of sales is a component of “Operating costs and expenses” as presented on our Unaudited Condensed Statements of Consolidated Operations.  Fluctuations in these amounts are primarily due to changes in energy commodity prices and sales volumes associated with our marketing activities.

[2] Represents the cost of operating our plants, pipelines and other fixed assets excluding: depreciation, amortization and accretion charges; asset impairment charges; and net losses (gains) attributable to asset sales and related matters.