Investment in Unconsolidated Affiliates - Summary of Activity (Details) - USD ($) $ in Millions	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Equity method investments
Contributions	$ 68.1	$ 65.9	$ 0.0
Distributions	(2.5)	(0.7)	(3.9)
Equity in loss	(8.2)	(5.6)	(11.5)
Total investment in unconsolidated affiliates	150.5	90.2
EnLink Midstream Partners, LP
Equity method investments
Total investment in unconsolidated affiliates	143.2	85.8
GCF
Equity method investments
Contributions	24.6	1.5	0.0
Distributions	(2.0)	0.0	(3.5)
Equity in loss	(4.4)	(3.2)	(9.1)
GCF \| EnLink Midstream Partners, LP
Equity method investments
Total investment in unconsolidated affiliates	44.5	26.3
Cedar Cove JV
Equity method investments
Distributions	(0.5)	(0.7)	(0.4)
Equity in loss	(2.4)	(1.9)	(2.4)
Cedar Cove JV \| EnLink Midstream Partners, LP
Equity method investments
Total investment in unconsolidated affiliates	(7.3)	(4.4)
Matterhorn JV
Equity method investments
Contributions	43.5	64.4	0.0
Equity in loss	(1.4)	(0.5)	$ 0.0
Matterhorn JV \| EnLink Midstream Partners, LP
Equity method investments
Total investment in unconsolidated affiliates	$ 106.0	$ 63.9

This element represents disclosure of the aggregate cash dividends paid to the entity by unconsolidated subsidiaries.

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