Consolidated Statements Of Operations - USD ($) $ in Millions	3 Months Ended			6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	[1]	Jun. 30, 2020	Jun. 30, 2019	[1]
REVENUES:
Total revenues	$ 7,338	$ 13,877		$ 18,965	$ 26,998
COSTS AND EXPENSES:
Cost of products sold	4,117	10,301		12,408	19,778
Operating expenses	770	792		1,649	1,600
Depreciation, depletion and amortization	934	781		1,799	1,552
Selling, general and administrative	171	175		373	324
Asset Impairment Charges	4	0		1,329	50
Total costs and expenses	5,996	12,049		17,558	23,304
OPERATING INCOME	1,342	1,828		1,407	3,694
OTHER INCOME (EXPENSE):
Interest expense, net of interest capitalized	(578)	(578)		(1,178)	(1,105)
Equity in earnings of unconsolidated affiliates	85	77		78	142
Gain (Loss) on Extinguishment of Debt	0	0		(59)	(2)
Losses on interest rate derivatives	(3)	(122)		(332)	(196)
Other, net	(29)	112		16	129
INCOME (LOSS) BEFORE INCOME TAX EXPENSE	817	1,317		(68)	2,662
Income tax expense	98	35		127	161
NET INCOME (LOSS)	719	1,282		(195)	2,501
Less: Net income attributable to noncontrolling interests	225	266		25	522
Net Income (Loss) Attributable to Redeemable Noncontrolling Interest	13	13		25	26
Net Income (Loss) Allocated to Predecessor Equity	0	0		(6)	0
NET INCOME (LOSS) ATTRIBUTABLE TO PARTNERS	481	1,003		(239)	1,953
Refined Products [Member]
REVENUES:
Revenue from Contract with Customer, Including Assessed Tax	2,000	4,477		5,232	8,203
NGL sales [Member]
REVENUES:
Revenue from Contract with Customer, Including Assessed Tax	1,329	4,346		4,872	7,871
Oil and Gas [Member]
REVENUES:
Revenue from Contract with Customer, Including Assessed Tax	1,254	1,996		2,943	4,398
Natural Gas, Midstream [Member]
REVENUES:
Revenue from Contract with Customer, Including Assessed Tax	2,137	2,035		4,522	4,302
Oil and Gas, Refining and Marketing [Member]
REVENUES:
Revenue from Contract with Customer, Including Assessed Tax	514	763		1,102	1,727
Product and Service, Other [Member]
REVENUES:
Revenue from Contract with Customer, Including Assessed Tax	$ 104	$ 260		$ 294	$ 497

[1] *As adjusted. See Note 1.