OPERATING SEGMENTS (Details 1) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2018	Jun. 30, 2017	Jun. 30, 2018	Jun. 30, 2017
Other non-segment items of income (expense)
General and administrative	$ (153)	$ (119)	$ (276)	$ (249)
Net income fee	(53)	(77)	(106)	(137)
Advisory fee to related party	(168)	(164)	(332)	(326)
Other income	1,081	1,369	2,123	2,458
Net income	707	1,009	1,409	1,746
Other Segments [Member]
Segment operating income	1,081	1,119	2,123	2,208
Other non-segment items of income (expense)
General and administrative	(153)	(119)	(276)	(249)
Net income fee	(53)	(77)	(106)	(137)
Advisory fee to related party	(168)	(164)	(332)	(326)
Other income		250		250
Net income	$ 707	$ 1,009	$ 1,409	$ 1,746