Equity (Details)		0 Months Ended		0 Months Ended	9 Months Ended			1 Months Ended
	Oct. 09, 2013	Oct. 16, 2013 Public [Member]	Sep. 30, 2014 Public [Member] Common Units [Member]	Oct. 16, 2013 Western Refining, Inc. [Member]	Sep. 30, 2014 Western Refining, Inc. [Member]	Sep. 30, 2014 Western Refining, Inc. [Member] Common Units [Member]	Sep. 30, 2014 Western Refining, Inc. [Member] Subordinated Units [Member]	Oct. 31, 2014 Subsequent Event [Member]	Oct. 15, 2014 Subsequent Event [Member] Common Units [Member]
Capital Unit [Line Items]
Limited Partners' Capital Account, Units Outstanding	0		15,812,500			6,998,500	22,811,000
Limited Liability Company (LLC) or Limited Partnership (LP), Members or Limited Partners, Ownership Interest		34.70%		65.30%	65.30%			66.20%
Limited Partners' Capital Account, Units Issued									1,160,092