CONSOLIDATED STATEMENTS OF CASH FLOWS - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Cash Flows from Operating Activities:
Net income	$ 16,676	$ 26,805
Adjustments to reconcile net income to net cash provided by operating activities:
Equity in earnings of NuStar Energy L.P.	(17,015)	(27,522)
Distributions of equity in earnings from NuStar Energy L.P.	17,015	23,968
Gain on sale of NuStar Energy L.P. limited partner units in connection with unit-based compensation	(613)	(462)
Unit-based compensation expense	114	56
(Benefit) provision for deferred income tax	(128)	14
Changes in current assets and liabilities (Note 6)	(1,991)	(501)
Increase in long-term receivable from related party	(900)	(1,956)
Increase in long-term liabilities	1,183	1,957
Other, net	42	36
Net cash provided by operating activities	14,383	22,395
Cash Flows from Investing Activities:
Distributions in excess of equity in earnings from NuStar Energy L.P.	6,937	0
Investment in NuStar Energy L.P.	(160)	(1,823)
Proceeds from sale of NuStar Energy L.P. units in connection with unit-based compensation	1,319	1,201
Net cash provided by (used in) investing activities	8,096	(622)
Cash Flows from Financing Activities:
Proceeds from short-term debt borrowings	4,000	0
Distributions to unitholders	(23,397)	(23,403)
Other, net	0	15
Net cash used in financing activities	(19,397)	(23,388)
Net increase (decrease) in cash and cash equivalents	3,082	(1,615)
Cash and cash equivalents as of the beginning of the period	34	2,840
Cash and cash equivalents as of the end of the period	$ 3,116	$ 1,225