Income Taxes	6 Months Ended
Jun. 30, 2015
Income Tax Disclosure [Abstract]
Income Tax Disclosure [Text Block]	15. Income Taxes WNRL is treated as a publicly-traded partnership for federal and state income tax purposes, however, Western Refining Product Transport, LLC (a wholly-owned subsidiary) is taxed as a corporation for federal and state tax purposes. Taxes on our net income for WNRL and its subsidiaries generally are borne by our partners through the allocation of taxable income. The aggregate difference in the basis of our net assets for financial and tax reporting purposes cannot be readily determined as we do not have access to information about each partner's tax attributes in us. Our income tax expense results from our taxable subsidiary and state laws that apply to entities organized as partnerships, primarily in the state of Texas and from federal and state laws for corporations. For the three and six months ended June 30, 2015 and 2014, our income tax expense was $0.1 million, $0.4 million, $0.1 million and $0.2 million, respectively. Our effective tax rate for the three and six months ended June 30, 2015 and 2014, was 0.9%, 1.1%, 0.5% and 0.6%, respectively. As of June 30, 2015 and December 31, 2014, we had no unrecognized tax benefit liability. No interest or penalties were recognized related to income taxes during the three and six months ended June 30, 2015 and 2014.

Income Taxes

6 Months Ended

Jun. 30, 2015

15. Income Taxes

WNRL is treated as a publicly-traded partnership for federal and state income tax purposes, however, Western Refining Product Transport, LLC (a wholly-owned subsidiary) is taxed as a corporation for federal and state tax purposes. Taxes on our net income for WNRL and its subsidiaries generally are borne by our partners through the allocation of taxable income. The aggregate difference in the basis of our net assets for financial and tax reporting purposes cannot be readily determined as we do not have access to information about each partner's tax attributes in us. Our income tax expense results from our taxable subsidiary and state laws that apply to entities organized as partnerships, primarily in the state of Texas and from federal and state laws for corporations. For the three and six months ended June 30, 2015 and 2014, our income tax expense was $0.1 million, $0.4 million, $0.1 million and $0.2 million, respectively. Our effective tax rate for the three and six months ended June 30, 2015 and 2014, was 0.9%, 1.1%, 0.5% and 0.6%, respectively.

As of June 30, 2015 and December 31, 2014, we had no unrecognized tax benefit liability. No interest or penalties were recognized related to income taxes during the three and six months ended June 30, 2015 and 2014.