CONDENSED CONSOLIDATED STATEMENTS OF OPERATIONS - USD ($) shares in Millions, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
REVENUES
Total revenues	$ 11,602	$ 16,359	$ 23,943	$ 30,053
COSTS AND EXPENSES
Purchases and related costs	10,544	15,324	21,867	28,109
Field operating costs	333	307	690	653
General and administrative expenses	87	80	174	163
Depreciation and amortization	260	243	517	475
(Gains)/losses on asset sales and asset impairments, net	3	(3)	(150)	(46)
Total costs and expenses	11,227	15,951	23,098	29,354
OPERATING INCOME	375	408	845	699
OTHER INCOME/(EXPENSE)
Equity earnings in unconsolidated entities	89	104	178	201
Interest expense (net of capitalized interest of $3, $1, $5, and $2, respectively)	(95)	(99)	(193)	(206)
Other income/(expense), net	20	(118)	85	(155)
INCOME BEFORE TAX	389	295	915	539
Current income tax expense	(20)	(30)	(81)	(48)
Deferred income tax expense	(36)	(26)	(58)	(43)
NET INCOME	333	239	776	448
Net income attributable to noncontrolling interests	(285)	(208)	(659)	(395)
NET INCOME ATTRIBUTABLE TO PAGP	$ 48	$ 31	$ 117	$ 53
Class A Shares
OTHER INCOME/(EXPENSE)
Basic weighted average Class A shares outstanding (shares)	195	194	195	194
Diluted weighted average Class A shares outstanding (shares)	195	194	195	194
Basic net income per Class A share (usd per share)	$ 0.25	$ 0.16	$ 0.60	$ 0.27
Diluted net income per Class A share (usd per share)	$ 0.25	$ 0.16	$ 0.60	$ 0.27
Product sales revenues
REVENUES
Total revenues	$ 11,201	$ 16,007	$ 23,145	$ 29,388
Services revenues
REVENUES
Total revenues	$ 401	$ 352	$ 798	$ 665