Consolidated Statements of Partners' Capital (unaudited) - USD ($) $ in Thousands		Total		Limited Partner [Member] Common Unitholders Public [Member]	Limited Partner [Member] Common Unitholder Valero [Member]	Limited Partner [Member] Subordinated Unitholder Valero [Member]	General Partner Valero [Member]	Net Investment [Member]
Beginning balance at Dec. 31, 2015		$ 394,152		$ 581,489	$ 28,430	$ (313,961)	$ (5,805)	$ 103,999
Increase (Decrease) in Partners' Capital Roll Forward
Net loss attributable to Predecessor	[1]	(7,518)		0	0	0	0	(7,518)
Net income attributable to partners		43,298	[1]	13,101	9,151	17,542	3,504	0
Net transfers from Valero Energy Corporation	[1]	6,414		0	0	0	0	6,414
Offering costs		(5)		(5)	0	0	0	0
Noncash capital contributions from Valero Energy Corporation		7,390		0	2,459	4,713	218	0
Cash distributions to unitholders and distribution equivalent right payments		(22,711)		(6,883)	(4,806)	(9,213)	(1,809)	0
Unit-based compensation		34		34	0	0	0	0
Ending balance at Mar. 31, 2016		421,054		587,736	35,234	(300,919)	(3,892)	102,895
Beginning balance at Dec. 31, 2016		55,824		548,619	(482,197)	0	(10,598)	0
Increase (Decrease) in Partners' Capital Roll Forward
Net loss attributable to Predecessor		0
Net income attributable to partners		58,137		15,808	32,862	0	9,467	0
Transfers to (from) partners		0		(19,766)	21,375	0	(1,609)	0
Unit issuance		33,892		33,153	0	0	739	0
Noncash capital contributions from Valero Energy Corporation		9,220		0	9,036	0	184	0
Cash distributions to unitholders and distribution equivalent right payments		(34,895)		(8,872)	(18,571)	0	(7,452)	0
Unit-based compensation		87		87	0	0	0	0
Ending balance at Mar. 31, 2017		$ 122,265		$ 569,029	$ (437,495)	$ 0	$ (9,269)	$ 0

[1] Financial information has been retrospectively adjusted for the acquisitions of the McKee Terminal Services Business and the Meraux and Three Rivers Terminal Services Business from Valero Energy Corporation. See Notes 1 and 2.