CONSOLIDATED STATEMENTS OF CASH FLOWS (USD $) In Thousands, unless otherwise specified	6 Months Ended
	Jun. 30, 2014	Jun. 30, 2013
Cash Flows from Operating Activities:
Net income (loss)	$ 29,414	$ 23,634
Adjustments to reconcile net (loss) income to net cash provided by operating activities:
Equity in loss (earnings) of NuStar Energy L.P.	(31,129)	(25,561)
Distributions of equity in earnings from NuStar Energy L.P.	31,129	25,561
(Gain) loss on sale of NuStar Energy L.P. limited partner units in connection with unit-based compensation	(213)	(99)
Provision (benefit) for deferred income tax	(277)	294
Changes in current assets and liabilities (Note 6)	(1,244)	49
(Increase) decrease in long-term receivable from related party	(653)	(8,623)
Increase in long-term liabilities	3,769	8,249
Other, net	152	91
Net cash provided by (used in) operating activities	30,948	23,595
Cash Flows from Investing Activities:
Distributions in excess of equity in earnings from NuStar Energy L.P.	16,805	22,544
Investment in NuStar Energy L.P.	(3,484)	0
Proceeds from sale of NuStar Energy L.P. units in connection with unit-based compensation	2,152	1,262
Net cash provided by investing activities	15,473	23,806
Cash Flows from Financing Activities:
Proceeds from short-term debt borrowings	26,000	18,500
Repayment of short-term debt	(26,000)	(20,000)
Distributions to unitholders	(46,497)	(46,445)
Net cash used in financing activities	(46,497)	(47,945)
Net increase (decrease) in cash and cash equivalents	(76)	(544)
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	$ 1,527	$ 2,053