CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014	Mar. 31, 2013
Cash Flows from Operating Activities:
Net income (loss)	$ 13,646	$ 11,075
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Equity in loss (earnings) of NuStar Energy L.P.	(14,390)	(12,144)
Distributions of equity in earnings from NuStar Energy L.P.	14,390	12,144
(Gain) loss on sale of NuStar Energy L.P. limited partner units in connection with unit-based compensation	(17)	(81)
Provision (benefit) for deferred income tax	(334)	201
Changes in current assets and liabilities (Note 6)	(2,335)	(3,783)
(Increase) decrease in long-term receivable from related party	1,278	(714)
Increase in long-term liabilities	1,838	4,922
Other, net	77	45
Net cash provided by (used in) operating activities	14,153	11,665
Cash Flows from Investing Activities:
Distributions in excess of equity in earnings from NuStar Energy L.P.	9,570	11,917
Investment in NuStar Energy L.P.	(1,363)	0
Proceeds from sale of NuStar Energy L.P. units in connection with unit-based compensation	463	959
Net cash provided by investing activities	8,670	12,876
Cash Flows from Financing Activities:
Repayment of short-term debt	0	(1,500)
Distributions to unitholders	(23,249)	(23,223)
Net cash used in financing activities	(23,249)	(24,723)
Net increase (decrease) in cash and cash equivalents	(426)	(182)
Cash and cash equivalents as of the beginning of the period	1,603	2,597
Cash and cash equivalents as of the end of the period	$ 1,177	$ 2,415