DISTRIBUTIONS FROM NUSTAR ENERGY Table 2 (Details) - NuStar Energy [Member] - USD ($) $ / shares in Units, $ in Thousands		3 Months Ended					9 Months Ended
	Oct. 30, 2015	Sep. 30, 2015	Jun. 30, 2015	Mar. 31, 2015	Dec. 31, 2014	Sep. 30, 2014	Sep. 30, 2015	Sep. 30, 2014
Distributions from NuStar Energy (dates and totals)
NuStar Energy's cash distributions per unit applicable to limited partners (distribution earned)		$ 1.095	$ 1.095	$ 1.095	$ 1.095	$ 1.095	$ 3.285	$ 3.285
NuStar Energy's total cash distributions (distribution earned)		$ 98,051	$ 98,051	$ 98,051	$ 98,051	$ 98,051	$ 294,153	$ 294,153
NuStar Energy's distribution date of record (distribution earned)		Nov. 09, 2015	Aug. 07, 2015	May 08, 2015	Feb. 09, 2015
NuStar Energy's distribution payment date (distribution earned)		Nov. 13, 2015	Aug. 13, 2015	May 14, 2015	Feb. 13, 2015
Subsequent Event [Member]
Distributions from NuStar Energy (dates and totals)
NuStar Energy's distribution announcement date (distribution earned)	Oct. 30, 2015