Consolidated Statement of Changes in Members' Equity - USD ($) $ in Millions		Total		Common Units	Accumulated Other Comprehensive Loss	Non-Controlling Interest
Member equity, beginning balance at Dec. 31, 2021		$ 2,987.0		$ 1,325.8	$ (1.4)	$ 1,662.6
Units outstanding, beginning balance (in shares) at Dec. 31, 2021				484,300,000
Increase (Decrease) in Members' Equity
Conversion of unit-based awards for common units, net of units withheld for taxes		(4.2)		$ (4.2)
Conversion of unit-based awards for common units, net of units withheld for taxes (in shares)				1,200,000
Unit-based compensation		8.1		$ 8.1
Contributions from non-controlling interests		7.3				7.3
Distributions		(91.0)		(56.4)		(34.6)
Unrealized gain (loss) on designated cash flow hedge		0.1			0.1
Repurchase of Preferred Units						(50.5)
Common units repurchased		(17.0)		$ (17.0)
Common units repurchased (in shares)				(2,100,000)
Net income		66.0		$ 35.2		30.8
Member equity, end balance at Mar. 31, 2022		2,905.8		$ 1,291.5	(1.3)	1,615.6
Units outstanding, ending balance (in shares) at Mar. 31, 2022				483,400,000
Member equity, beginning balance at Dec. 31, 2021		2,987.0		$ 1,325.8	(1.4)	1,662.6
Units outstanding, beginning balance (in shares) at Dec. 31, 2021				484,300,000
Increase (Decrease) in Members' Equity
Unrealized gain (loss) on designated cash flow hedge	[1]	0.1
Repurchase of Preferred Units		(50.5)
Common units repurchased		$ (50.7)
Common units repurchased (in shares)		(5,690,307)
Member equity, end balance at Jun. 30, 2022		$ 2,906.0		$ 1,293.3	(1.3)	1,614.0
Units outstanding, ending balance (in shares) at Jun. 30, 2022				479,800,000
Member equity, beginning balance at Mar. 31, 2022		2,905.8		$ 1,291.5	(1.3)	1,615.6
Units outstanding, beginning balance (in shares) at Mar. 31, 2022				483,400,000
Increase (Decrease) in Members' Equity
Conversion of unit-based awards for common units, net of units withheld for taxes		(0.2)		$ (0.2)
Unit-based compensation		5.7		5.7
Contributions from non-controlling interests		2.0				2.0
Distributions		(97.5)		(55.3)		(42.2)
Unrealized gain (loss) on designated cash flow hedge	[1]	0.0
Common units repurchased		$ (33.7)		$ (33.7)
Common units repurchased (in shares)		(3,596,465)		(3,600,000)
Net income		$ 123.9		$ 85.3		38.6
Member equity, end balance at Jun. 30, 2022		2,906.0		$ 1,293.3	(1.3)	1,614.0
Units outstanding, ending balance (in shares) at Jun. 30, 2022				479,800,000
Member equity, beginning balance at Dec. 31, 2022		$ 2,912.7		$ 1,306.4	0.0	1,606.3
Units outstanding, beginning balance (in shares) at Dec. 31, 2022		468,980,630		469,000,000.0
Increase (Decrease) in Members' Equity
Conversion of unit-based awards for common units, net of units withheld for taxes		$ (16.8)		$ (16.8)
Conversion of unit-based awards for common units, net of units withheld for taxes (in shares)				2,500,000
Unit-based compensation		4.0		$ 4.0
Contributions from non-controlling interests		8.4				8.4
Distributions		(104.1)		(61.7)		(42.4)
Unrealized gain (loss) on designated cash flow hedge	[2]	(1.2)			(1.2)
Repurchase of Preferred Units		(3.9)				(3.9)
Common units repurchased		(51.4)		$ (51.4)
Common units repurchased (in shares)				(4,400,000)
Net income		94.2		$ 58.2		36.0
Member equity, end balance at Mar. 31, 2023		2,841.9		$ 1,238.7	(1.2)	1,604.4
Units outstanding, ending balance (in shares) at Mar. 31, 2023				467,100,000
Member equity, beginning balance at Dec. 31, 2022		$ 2,912.7		$ 1,306.4	0.0	1,606.3
Units outstanding, beginning balance (in shares) at Dec. 31, 2022		468,980,630		469,000,000.0
Increase (Decrease) in Members' Equity
Unrealized gain (loss) on designated cash flow hedge	[1]	$ 4.5
Common units repurchased		$ (107.5)
Common units repurchased (in shares)		(9,585,796)
Member equity, end balance at Jun. 30, 2023		$ 2,774.2		$ 1,156.1	4.5	1,613.6
Units outstanding, ending balance (in shares) at Jun. 30, 2023		462,025,317		462,000,000.0
Member equity, beginning balance at Mar. 31, 2023		$ 2,841.9		$ 1,238.7	(1.2)	1,604.4
Units outstanding, beginning balance (in shares) at Mar. 31, 2023				467,100,000
Increase (Decrease) in Members' Equity
Conversion of unit-based awards for common units, net of units withheld for taxes		(0.1)		$ (0.1)
Conversion of unit-based awards for common units, net of units withheld for taxes (in shares)				100,000
Unit-based compensation		4.5		$ 4.5
Contributions from non-controlling interests		13.7				13.7
Distributions		(98.6)		(58.5)		(40.1)
Unrealized gain (loss) on designated cash flow hedge	[3]	5.7	[1]		5.7
Adjustment related to the redemption of the mandatorily redeemable non-controlling interest	[4]	0.8		0.8
Common units repurchased		$ (56.1)		$ (56.1)
Common units repurchased (in shares)		(5,141,381)		(5,200,000)
Common unit repurchases	[5]	$ (27.5)		$ (27.5)
Net income		89.9		54.3		35.6
Member equity, end balance at Jun. 30, 2023		$ 2,774.2		$ 1,156.1	$ 4.5	$ 1,613.6
Units outstanding, ending balance (in shares) at Jun. 30, 2023		462,025,317		462,000,000.0

[1] Includes tax expense of $1.8 million and $1.4 million for the three and six months ended June 30, 2023, respectively.

[2] Includes tax benefit of $0.4 million for the three months ended March 31, 2023.

[3] Includes tax expense of $1.8 million for the three months ended June 30, 2023.

[4] Relates to book-to-tax differences recorded upon the settlement of the mandatorily redeemable non-controlling interest.

[5] Relates to the repurchase of ENLC common units held by GIP on July 31, 2023. For additional information, see “Note 9—Members’ Equity.”