Derivatives - Commodities (Details) - Commodity Swaps gal in Millions, MMBTU in Millions, $ in Millions	12 Months Ended
Dec. 31, 2017 USD ($) MMBTU gal	Dec. 31, 2016 USD ($)
Derivatives
Fair Value	$ (1.6)
EnLink Midstream Partners, LP
Derivatives
Fair Value	(1.6)	$ (6.3)
Maximum loss if counterparties fail to perform	6.8
Maximum potential exposure to credit losses net exposure	$ 1.6
EnLink Midstream Partners, LP \| NGL \| Short
Derivatives
Notional amount (in gallons) \| gal	(40.0)
Fair Value	$ (5.2)
EnLink Midstream Partners, LP \| NGL \| Long
Derivatives
Notional amount (in gallons) \| gal	(23.7)
Fair Value	$ 1.4
EnLink Midstream Partners, LP \| Natural Gas \| Short
Derivatives
Notional amount (in mmbtu) \| MMBTU	(6.9)
Fair Value	$ 3.8
EnLink Midstream Partners, LP \| Natural Gas \| Long
Derivatives
Notional amount (in mmbtu) \| MMBTU	(17.3)
Fair Value	$ (1.6)

The maximum potential exposure to credit losses on derivative contracts.

No definition available.

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Namespace Prefix:	enlc_
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- Definition

The net potential exposure to credit losses on derivative contracts

+ References

No definition available.

+ Details

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Namespace Prefix:	enlc_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

- Definition

Fair values as of the balance sheet date of the net amount of all assets and liabilities resulting from contracts that meet the criteria of being accounted for as derivative instruments.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 815
-SubTopic 10
-Section 45
-Paragraph 5
-URI http://asc.fasb.org/extlink&oid=6945355&loc=d3e41228-113958

+ Details

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Balance Type:	debit
Period Type:	instant

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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- Definition

Nominal energy measure used to calculate payments on a derivative instrument.

+ References

No definition available.

+ Details

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Balance Type:	na
Period Type:	duration

- Definition

Nominal volume used to calculate payments on a derivative instrument.

+ References

No definition available.

+ Details

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Data Type:	num:volumeItemType
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- Details

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- Details

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- Details

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- Details

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- Details

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- Details

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