DISTRIBUTIONS FROM NUSTAR ENERGY Table 2 (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended					9 Months Ended		0 Months Ended
	Sep. 30, 2014 NuStar Energy [Member]	Jun. 30, 2014 NuStar Energy [Member]	Mar. 31, 2014 NuStar Energy [Member]	Dec. 31, 2013 NuStar Energy [Member]	Sep. 30, 2013 NuStar Energy [Member]	Sep. 30, 2014 NuStar Energy [Member]	Sep. 30, 2013 NuStar Energy [Member]	Oct. 31, 2014 Subsequent Event [Member]
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. 10, 2014	Aug. 06, 2014	May 07, 2014	Feb. 10, 2014
NuStar Energy's Distribution payment date (distribution earned)	Nov. 14, 2014	Aug. 11, 2014	May 12, 2014	Feb. 14, 2014
NuStar Energy's Distibution announcement date (distribution earned)								Oct. 31, 2014