DISTRIBUTIONS FROM NUSTAR ENERGY Table 1 (Details) - NuStar Energy [Member] - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Jun. 30, 2016	Jun. 30, 2017	Jun. 30, 2016
The allocation of NuStar Energy’s cash distributions earned for the periods indicated among its general and limited partners
General partner interest	$ 2,302			$ 1,961	$ 4,645	$ 3,922
General partner incentive distribution rights	10,912			10,805	23,824	21,610
Total general partner distribution	13,214			12,766	28,469	25,532
Common limited partner distribution	11,185			11,185	22,370	22,329
Total distributions to NuStar GP Holdings	24,399			23,951	50,839	47,861
Public common limited partners’ distribution	90,684			74,100	181,412	148,241
Total cash distributions	$ 115,083	$ 117,168	$ 98,971	$ 98,051	$ 232,251	$ 196,102
Cash distributions per unit applicable to common limited partners	$ 1.095	$ 1.095	$ 1.095	$ 1.095	$ 2.190	$ 2.190