STATEMENTS OF CONSOLIDATED COMPREHENSIVE INCOME - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
STATEMENTS OF CONSOLIDATED COMPREHENSIVE INCOME
Net income	$ 4,755.3	$ 3,885.7	$ 4,687.1
Commodity hedging derivative instruments:
Changes in fair value of cash flow hedges	(677.7)	124.4	44.1
Reclassification of losses (gains) to net income	907.8	(272.7)	(141.7)
Interest rate hedging derivative instruments:
Changes in fair value of cash flow hedges	182.9	(127.5)	81.4
Reclassification of losses to net income	38.3	39.3	37.3
Total cash flow hedges	451.3	(236.5)	21.1
Other	(0.2)	(0.1)	(0.6)
Total other comprehensive income (loss)	451.1	(236.6)	20.5
Comprehensive income	5,206.4	3,649.1	4,707.6
Comprehensive income attributable to noncontrolling interests	(117.6)	(110.1)	(95.8)
Comprehensive income attributable to preferred units	(3.6)	(0.9)	0.0
Comprehensive income attributable to common unitholders	$ 5,085.2	$ 3,538.1	$ 4,611.8