Consolidated Statements of Comprehensive Income (Loss) - USD ($) $ in Millions		12 Months Ended
		Dec. 31, 2020	Dec. 31, 2019		Dec. 31, 2018
Statement of Comprehensive Income [Abstract]
Net loss		$ (315.6)	$ (999.6)		$ (32.8)
Loss on designated cash flow hedge	[1]	(4.3)	(9.0)	[2],[3]	0.0
Comprehensive loss		(319.9)	(1,008.6)		(32.8)
Comprehensive income (loss) attributable to non-controlling interest		105.9	119.7		(19.6)
Comprehensive loss attributable to ENLC		$ (425.8)	$ (1,128.3)		$ (13.2)

[1] The loss on designated cash flow hedge recorded in accumulated other comprehensive loss for the years ended December 31, 2020 and 2019 was net of a tax benefit of $1.3 million and $3.4 million, respectively

[2] Includes a tax benefit of $1.3 million.

[3] Includes a tax benefit of $3.4 million.