Organization and Summary of Significant Agreements (Details Textuals) (USD $) In Millions, except Share data, unless otherwise specified	12 Months Ended
Dec. 31, 2012
Schedule Of Undivided Interest Investments [Line Items]
Limited Liability Company (LLC) or Limited Partnership (LP), Members or Limited Partners, Ownership Interest	19.70%
Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest	1.90%
Limited Liability Company or Limited Partnership, Business Organization and Operations [Abstract]
Limited Liability Company or Limited Partnership, Managing Member or General Partner, Name	Crosstex Energy, Inc
Limited Liability Company or Limited Partnership, Business, Formation State	Delaware
Limited Liability Company or Limited Partnership, Summary of Ownership Structure [Abstract]
Limited Liability Company LLC Or Limited Partnership LP Members Or Limited Partners Ownership Interest In Units	16,414,830
Cash paid to acquire other party's interest in CDC's interest	$ 0.4
Permian Gas Processing Plant [Member]
Schedule Of Undivided Interest Investments [Line Items]
Undivided Interest Investment	50.00%
SLP Gas Processing Plant [Member]
Schedule Of Undivided Interest Investments [Line Items]
Undivided Interest Investment	64.29%
Post 2013 Offering [Member]
Schedule Of Undivided Interest Investments [Line Items]
Limited Liability Company (LLC) or Limited Partnership (LP), Members or Limited Partners, Ownership Interest	17.30%
Limited Liability Company (LLC) or Limited Partnership (LP), Managing Member or General Partner, Ownership Interest	1.60%

Amount of cash paid to acquire the entity.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141R

-Paragraph 68

-Subparagraph f(1)

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Statement of Financial Accounting Standard (FAS)

-Number 141

-Paragraph 51

-Subparagraph d

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

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- Definition

The number of units or percentage investment held by the managing member or general partner of the LLC or LP.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher AICPA

-Name Practice Bulletin (PB)

-Number 14

-Paragraph 15

-LegacyDoc This reference is SUPERSEDED by the Accounting Standards Codification effective for interim and annual periods ending after September 15, 2009. This reference is included to help users transition from the previous accounting hierarchy and will be removed from future versions of this taxonomy.

Reference 2: 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

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

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- Definition

State in which the limited liability company or limited partnership was organized.

+ References

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- Definition

Individual, partnership, corporation, or other entity that is responsible for the day-to-day administration of the limited liability company or limited partnership.

+ References

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- Definition

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

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- Definition

Ownership arrangement in which two or more parties jointly own property, and title is held individually to the extent of each party's interest.

+ References

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