INCOME TAXES Table 2 (Details) - USD ($) $ in Thousands	Dec. 31, 2017	Dec. 31, 2016
Deferred income tax assets:
Capital loss	$ 807	$ 1,344
Net operating loss	3,131	5,239
Foreign tax credits	74	74
Other	137	80
Total deferred income tax assets	4,149	6,737
Less: Valuation allowance	(881)	(1,418)
Net deferred income tax assets	3,268	5,319
Deferred income tax liabilities:
Investment in Riverwalk Logistics, L.P. and NuStar Energy	(19)	(233)
Total net deferred income tax assets	$ 3,249	$ 5,086