INCOME TAXES Table 2 (Details) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015
Deferred income tax assets:
Unit-based compensation	$ 0	$ 2,115
Pension	0	7,561
Capital loss	1,344	1,290
Net operating loss	5,239	4,346
Foreign tax credits	74	69
Other	80	14
Total deferred income tax assets	6,737	15,395
Less: Valuation allowance	(1,418)	(1,359)
Net deferred income tax assets	5,319	14,036
Deferred income tax liabilities:
Investment in Riverwalk Logistics, L.P. and NuStar Energy	(233)	(249)
Other employee benefits	0	(11,189)
Deferred income tax liabilities	(233)	(11,438)
Total net deferred income tax assets	5,086	2,598
Reported on the consolidated balance sheets as:
Deferred income tax assets, net (long-term)	5,086	5,258
Deferred income tax liabilities, net (current)	0	(2,660)
Total net deferred income tax assets	$ 5,086	$ 2,598