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

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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- Definition

The number of units sold in a public offering of each class of partners' capital account. Units represent shares of ownership of the general, limited, and preferred partners.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section S99

-Paragraph 5

-Subparagraph (SAB TOPIC 4.F)

-URI http://asc.fasb.org/extlink&oid=27012166&loc=d3e187171-122770

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

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Paragraph 16

-Subparagraph a, b

-Article 6

+ Details

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- Definition

Limited Liability Company (LLC) or Limited Partnership (LP), Ownership Interest in General Partner

+ References

No definition available.

+ Details

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- Definition

Partners' Capital Account, Units, Sold in Public Offering, Over-Allotment Option

+ References

No definition available.

+ Details

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Organization and Basis of Presentation (Details)	0 Months Ended	12 Months Ended
Organization and Basis of Presentation (Details)	Oct. 15, 2013	Dec. 31, 2013	Oct. 16, 2013
Related Party Transaction [Line Items]
Partners' Capital Account, Units, Sold in Public Offering, Over-Allotment Option			2,062,500
Western Refining, Inc. [Member]
Related Party Transaction [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	65.30%	65.30%
Public [Member]
Related Party Transaction [Line Items]
Limited Liability Company (LLC) or Limited Partnership (LP), Members or Limited Partners, Ownership Interest	34.70%
Partners' Capital Account, Units, Sold in Public Offering	15,812,500