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UNAUDITED CONDENSED STATEMENTS OF CONSOLIDATED OPERATIONS - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2022
Mar. 31, 2021
Revenues:    
Third parties $ 12,992 $ 9,141
Related parties 16 14
Total revenues 13,008 9,155
Operating costs and expenses:    
Third party and other costs 11,082 7,229
Related parties 315 324
Total operating costs and expenses 11,397 7,553
General and administrative costs:    
Third party and other costs 25 21
Related parties 37 35
Total general and administrative costs 62 56
Total costs and expenses 11,459 7,609
Equity in income of unconsolidated affiliates 117 149
Operating income 1,666 1,695
Other income (expense):    
Interest expense (319) (323)
Interest income 1 1
Other, net 2 0
Total other expense, net (316) (322)
Income before income taxes 1,350 1,373
Provision for income taxes (19) (10)
Net income 1,331 1,363
Net income attributable to noncontrolling interests (34) (21)
Net income attributable to preferred units (1) (1)
Net income attributable to common unitholders $ 1,296 $ 1,341
Earnings per unit:    
Basic earnings per common unit (in dollars per unit) $ 0.59 $ 0.61
Diluted earnings per common unit (in dollars per unit) $ 0.59 $ 0.61