Consolidated Balance Sheets - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Current assets:
Cash and cash equivalents	$ 42,052	$ 71,491
Receivables – related party	46,496	36,889
Receivables	781	1,682
Prepaid expenses and other	720	997
Total current assets	90,049	111,059
Property and equipment, at cost	1,969,233	1,216,288
Accumulated depreciation	(552,817)	(351,208)
Property and equipment, net	1,416,416	865,080
Deferred charges and other assets, net	10,887	3,118
Total assets	1,517,352	979,257
Current liabilities:
Accounts payable	18,633	10,652
Accounts payable – related party	3,944	7,348
Accrued liabilities	1,007	870
Accrued liabilities – related party	202	192
Accrued interest payable	2,558	1,280
Accrued interest payable – related party	911	47
Taxes other than income taxes payable	5,141	2,457
Deferred revenue – related party	926	3,525
Total current liabilities	33,322	26,371
Debt	905,283	525,355
Notes payable – related party	370,000	370,000
Other long-term liabilities	2,950	1,707
Commitments and contingencies
Partners’ capital:
Total partners’ capital	205,797	55,824
Total liabilities and partners’ capital	1,517,352	979,257
Limited Partner [Member] | Common Unitholders Public [Member]
Partners’ capital:
Limited partners	596,047	548,619
Total partners’ capital	596,047	548,619
Limited Partner [Member] | Common Unitholder Valero [Member]
Partners’ capital:
Limited partners	(382,652)	(482,197)
Total partners’ capital	(382,652)	(482,197)
General Partner Valero [Member]
Partners’ capital:
General partner – Valero	(7,598)	(10,598)
Total partners’ capital	$ (7,598)	$ (10,598)