CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
REVENUES
Total revenues	$ 3,225	$ 8,253	$ 11,494	$ 16,628
COSTS AND EXPENSES
Purchases and related costs	2,525	7,244	9,893	14,362
Field operating costs	253	340	557	667
General and administrative expenses	72	75	141	151
Depreciation and amortization	166	147	333	283
(Gains)/losses on asset sales and asset impairments, net (Note 14)	(1)	(4)	618
Goodwill impairment losses (Note 6)	0		2,515
Total costs and expenses	3,015	7,802	14,057	15,463
OPERATING INCOME/(LOSS)	210	451	(2,563)	1,165
OTHER INCOME/(EXPENSE)
Equity earnings in unconsolidated entities	81	83	191	172
Gain on/(impairment of) investments in unconsolidated entities, net (Note 7)	(69)		(91)	267
Interest expense (net of capitalized interest of $5, $11, $11 and $22, respectively)	(108)	(103)	(215)	(203)
Other income/(expense), net	18	(6)	(13)	18
INCOME/(LOSS) BEFORE TAX	132	425	(2,691)	1,419
Current income tax expense	(15)	(24)	(22)	(53)
Deferred income tax benefit	27	47	12	52
NET INCOME/(LOSS)	144	448	(2,701)	1,418
Net income attributable to noncontrolling interests	(2)	(2)	(4)	(2)
NET INCOME/(LOSS) ATTRIBUTABLE TO PAA	142	446	(2,705)	1,416
NET INCOME/(LOSS) PER COMMON UNIT (NOTE 4):
Net income/(loss) allocated to common unitholders — Basic	92	395	(2,805)	1,311
Net income/(loss) allocated to common unitholders — Diluted	$ 92	$ 433	$ (2,805)	$ 1,389
Common Units
NET INCOME/(LOSS) PER COMMON UNIT (NOTE 4):
Basic weighted average common units outstanding (units)	728	727	728	727
Basic net income/(loss) per common unit (usd per unit)	$ 0.13	$ 0.54	$ (3.85)	$ 1.80
Diluted weighted average common units outstanding (units)	728	800	728	800
Diluted net income/(loss) per common unit (usd per unit)	$ 0.13	$ 0.54	$ (3.85)	$ 1.74
Supply and Logistics
REVENUES
Total revenues	$ 2,925	$ 7,914	$ 10,833	$ 15,936
Transportation
REVENUES
Total revenues	151	188	338	385
OTHER INCOME/(EXPENSE)
Equity earnings in unconsolidated entities	81	83	189	172
Facilities
REVENUES
Total revenues	$ 149	$ 151	323	$ 307
OTHER INCOME/(EXPENSE)
Equity earnings in unconsolidated entities			$ 2