Organization and Summary of Significant Agreements (Details) bbl in Thousands, $ in Millions			12 Months Ended
	Jan. 25, 2019 USD ($) shares	Jul. 18, 2018	Dec. 31, 2020 Bcf / d fractionator plant mi bbl
Related Party Transaction [Line Items]
Common units conversion ratio	1.15
Business acquisition, equity interest issued or issuable, number of shares (in shares) | shares	304,822,035
Increase (decrease) in deferred income taxes | $	$ 399.0
Number of miles of pipeline | mi			11,900
Number of natural gas processing plants | plant			22
Amount of processing capacity | Bcf / d			5.5
Number of fractionators | fractionator			7
Capacity of fractionators per day, barrels | bbl			290
EnLink Midstream Partners, LP
Related Party Transaction [Line Items]
Common units conversion ratio	1.15
EnLink Midstream Partners GP, LLC | GIP Stetson I
Related Party Transaction [Line Items]
Membership interest in the General Partner		100.00%
EnLink Midstream Partners, LP | GIP Stetson I
Related Party Transaction [Line Items]
Membership interest in the General Partner		23.10%
ENLC | GIP Stetson II
Related Party Transaction [Line Items]
Membership interest in the General Partner		63.80%