Members' Equity - IP Repurchase Agreement (Details) - USD ($) $ / shares in Units, $ in Millions	3 Months Ended						9 Months Ended
	Sep. 30, 2023	Jun. 30, 2023	Mar. 31, 2023	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Sep. 30, 2023	Sep. 30, 2022
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Common units held (in shares)	5,016,593			6,582,133			14,602,389	12,272,440
Aggregate cost for common units	$ 54.9	$ 56.1	$ 51.4	$ 62.5	$ 33.7	$ 17.0	$ 162.4	$ 113.2
Excise tax on common unit repurchases	$ 0.5			$ 0.0			$ 1.2	$ 0.0
Public ENLC Common Units
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Common units held (in shares)	2,253,012			4,051,626			7,690,821	9,066,838
Aggregate cost for common units	$ 26.9			$ 38.5			$ 85.9	$ 83.2
Average price of shares repurchased (in dollars per share)	$ 11.93			$ 9.49			$ 11.16	$ 9.18
ENCL Common Units Held by GIP
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Common units held (in shares)	2,763,581			2,530,507			6,911,568	3,205,602
Aggregate cost for common units	$ 27.5			$ 24.0			$ 75.3	$ 30.0
Average price of shares repurchased (in dollars per share)	$ 9.94			$ 9.47			$ 10.89	$ 9.35