Long-Term Debt (Narrative) (Details) - USD ($) $ in Millions	6 Months Ended	12 Months Ended
Jun. 30, 2016	Dec. 31, 2015
Debt Instrument [Line Items]
Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest	100.00%
Limited Liability Company (LLC) or Limited Partnership (LP), Members or Limited Partners, Ownership Interest	100.00%
Line of Credit Facility, Interest Rate During Period	0.50%
Percentage Rate	1.00%
ENLC
Debt Instrument [Line Items]
Limited Liability Company (LLC) Or Limited Partnership (LP) Members Or Limited Partners Ownership Interest, Shares	88,528,451
Limited Liability Company (LLC) or Limited Partnership (LP), Members or Limited Partners, Ownership Interest	23.00%
Minimum
Debt Instrument [Line Items]
Interest Coverge Ratio	2.50
ENLC Credit Facility [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 250.0
Line of Credit Facility, Interest Rate During Period	4.25%
Line of Credit Facility, Amount Outstanding	$ 15.1	$ 0.0
Line of Credit Facility, Remaining Borrowing Capacity	$ 234.9
ENLC Credit Facility [Member] \| Maximum
Debt Instrument [Line Items]
Leverage ratios	4.00
ENLC Credit Facility [Member] \| AcquisitionPeriod [Member] \| Maximum
Debt Instrument [Line Items]
Leverage ratios	4.50
Partnership [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 1,500.0
Line Of Credit Facility, Additional Borrowing Limit	500.0
Letters of Credit Outstanding, Amount	11.1
Line of Credit Facility, Amount Outstanding	697.0	$ 414.0
Line of Credit Facility, Remaining Borrowing Capacity	$ 791.9
Partnership [Member] \| Maximum
Debt Instrument [Line Items]
Leverage ratios	5.0
Conditional acquisition purchase price	$ 50.0
Partnership [Member] \| Revolving Credit Facility [Member] \| Maximum
Debt Instrument [Line Items]
Leverage ratios	5.5
Partnership [Member] \| Base Rate [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Interest Rate During Period	0.50%
Partnership [Member] \| Eurodollar [Member] \| Revolving Credit Facility [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Interest Rate During Period	1.00%
Letter of Credit [Member] \| ENLC
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 125.0
Letter of Credit [Member] \| EnLink Midstream Partners, LP
Debt Instrument [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity	$ 500.0
Line of Credit [Member]
Debt Instrument [Line Items]
Line of Credit Facility, Interest Rate During Period	2.20%	1.80%

Conditional Acquisition Purchase Price

No definition available.

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- Definition

The ratio of condolidated earnings before interest, taxes, depreciation, amortization, and certain other non-cash charges to consolidated interest charges.

+ References

No definition available.

+ Details

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- Definition

Leverage ratio is defined in the Amended Credit Agreement, being generally computed as the ratio of total funded debt to consolidated earnings before interest, taxes, depreciation, amortization and certain other non-cash charges

+ References

No definition available.

+ Details

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- Definition

The number of units held by one or more members or limited partners of the LLC or LP

+ References

No definition available.

+ Details

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- Definition

Line Of Credit Facility, Additional Borrowing Limit

+ References

No definition available.

+ Details

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Period Type:	duration

- Definition

Applicable letter of credit fee or interest percentage related to the credit facility.

+ References

No definition available.

+ Details

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- 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

The total amount of the contingent obligation under letters of credit outstanding as of the reporting date.

+ References

No definition available.

+ Details

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Data Type:	xbrli:monetaryItemType
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Period Type:	instant

- Definition

Percentage investment held by the managing member or general partner of the limited liability company (LLC) or limited partnership (LP).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 272
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=6373374&loc=d3e70478-108055

+ Details

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Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

- Definition

The number of units or percentage investment held by one or more members or limited partners of the LLC or LP.

+ References

+ Details

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- Definition

The carrying value as of the balance sheet date of the current and noncurrent portions of long-term obligations drawn from a line of credit, which is a bank's commitment to make loans up to a specific amount. Examples of items that might be included in the application of this element may consist of letters of credit, standby letters of credit, and revolving credit arrangements, under which borrowings can be made up to a maximum amount as of any point in time conditional on satisfaction of specified terms before, as of and after the date of drawdowns on the line. Includes short-term obligations that would normally be classified as current liabilities but for which (a) postbalance sheet date issuance of a long term obligation to refinance the short term obligation on a long term basis, or (b) the enterprise has entered into a financing agreement that clearly permits the enterprise to refinance the short-term obligation on a long term basis and the following conditions are met (1) the agreement does not expire within 1 year and is not cancelable by the lender except for violation of an objectively determinable provision, (2) no violation exists at the BS date, and (3) the lender has entered into the financing agreement is expected to be financially capable of honoring the agreement.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03.16)
-URI http://asc.fasb.org/extlink&oid=6876686&loc=d3e534808-122878

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
-SubTopic 210
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03.16)
-URI http://asc.fasb.org/extlink&oid=6879938&loc=d3e572229-122910

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher SEC
-Name Regulation S-X (SX)
-Number 210
-Section 02
-Paragraph 19, 20, 22
-Article 5

+ Details

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- Definition

The effective interest rate during the reporting period.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.19(b),22(b))
-URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682

+ Details

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- Definition

Maximum borrowing capacity under the credit facility without consideration of any current restrictions on the amount that could be borrowed or the amounts currently outstanding under the facility.

+ References

+ Details

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- Definition

Amount of borrowing capacity currently available under the credit facility (current borrowing capacity less the amount of borrowings outstanding).

+ References

+ Details

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