Certain Provisions of the ENLK Partnership Agreement - Summary of Distribution (Details) - USD ($) $ / shares in Units, $ in Millions					1 Months Ended	3 Months Ended
	Sep. 17, 2024	Sep. 15, 2023	Sep. 08, 2023	Dec. 15, 2022	Apr. 30, 2024	Sep. 30, 2024	Sep. 14, 2024	Jun. 30, 2024	Jun. 14, 2024	Mar. 31, 2024	Mar. 14, 2024	Dec. 31, 2023	Dec. 14, 2023	Sep. 30, 2023	Sep. 14, 2023	Jun. 30, 2023	Jun. 14, 2023	Mar. 31, 2023	Mar. 14, 2023	Dec. 31, 2022
Series B Preferred Stock | EnLink Midstream Partners, LP
Partnership agreement
Annual rate on issue price payable in cash			28.125%					31.875%
Series B Preferred Stock | Limited Partner
Partnership agreement
Distribution paid-in kind (in shares)					4,650	0		0		130,270		136,439		136,099		135,759		135,421		0
Cash distributions						$ 8.7		$ 12.8		$ 14.7		$ 15.3		$ 15.3		$ 15.3		$ 15.2		$ 17.3
Series C Preferred Stock
Partnership agreement
Cash distributions							$ 9.0		$ 9.1		$ 9.0		$ 9.3		$ 9.3		$ 8.7		$ 8.4
Distribution rate per unit		0.26161%					9.716%		9.701%		9.749%		9.782%		9.618%		9.051%		8.846%
Redemption price (per unit)	$ 1,000			$ 1,000
Variable floating rate percentage		4.11%		4.11%