CONDENSED CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Millions	9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016
CASH FLOWS FROM OPERATING ACTIVITIES
Net income	$ 607	$ 538
Reconciliation of net income to net cash provided by operating activities:
Depreciation and amortization	403	352
Equity-indexed compensation expense	33	40
Inventory valuation adjustments	35	3
Deferred income tax expense	76	21
(Gain)/loss on foreign currency revaluation	(20)	1
Settlement of terminated interest rate hedging instruments	(29)	(50)
Change in fair value of Preferred Distribution Rate Reset Option (Note 10)	0	(42)
Equity earnings in unconsolidated entities	(201)	(133)
Distributions on earnings from unconsolidated entities	222	151
Other	19	13
Changes in assets and liabilities, net of acquisitions	770	(258)
Net cash provided by operating activities	1,915	636
CASH FLOWS FROM INVESTING ACTIVITIES
Cash paid in connection with acquisitions, net of cash acquired	(1,282)	(282)
Investments in unconsolidated entities	(356)	(171)
Additions to property, equipment and other	(778)	(1,030)
Proceeds from sales of assets	407	638
Return of investment from unconsolidated entities	21
Cash received for sales of linefill and base gas	23
Other investing activities	2	(9)
Net cash used in investing activities	(1,963)	(854)
CASH FLOWS FROM FINANCING ACTIVITIES
Net repayments under PAA commercial paper program (Note 8)	(115)	(617)
Net borrowings under PAA senior secured hedged inventory facility (Note 8)	7	424
Net borrowings under AAP senior secured revolving credit facility		44
Repayments of PAA senior notes (Note 8)	(400)	(175)
Net proceeds from the sale of Class A shares (Note 9)	1,535
Net proceeds from the sale of Series A preferred units by a subsidiary		1,569
Net proceeds from the sale of common units by a subsidiary (Note 9)	129	283
Distributions paid to Class A shareholders (Note 9)	(225)	(179)
Distributions paid to noncontrolling interests (Note 9)	(945)	(1,112)
Other financing activities	46	(19)
Net cash provided by financing activities	32	218
Effect of translation adjustment on cash	2	4
Net increase/(decrease) in cash and cash equivalents	(14)	4
Cash and cash equivalents, beginning of period	50	30
Cash and cash equivalents, end of period	36	34
Cash paid for:
Interest, net of amounts capitalized	325	323
Income taxes, net of amounts refunded	$ 47	$ 78