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
Segment operating income (loss)	$ 4,641	$ 5,842	$ 9,829	$ 11,040
Other non-segment items of income (expense)
General and administrative	(2,173)	(1,295)	(4,365)	(3,075)
Net income fee to related party	(53)	(76)	(106)	(136)
Advisory fee to related party	(2,726)	(2,501)	(5,474)	(4,806)
Other income	7,482	(104)	9,308	1,338
Loss from unconsolidated joint ventures and investees	(9)	(10)	2	(18)
Net income (loss) from continuing operations	7,372	(10,247)	7,271	(15,262)
Total Segments [Member]
Segment operating income (loss)	(1,038)	(2,836)	261	(4,817)
Other non-segment items of income (expense)
General and administrative	(2,173)	(1,295)	(4,365)	(3,075)
Net income fee to related party	(53)	(76)	(106)	(136)
Advisory fee to related party	(2,726)	(2,501)	(5,474)	(4,806)
Other income	13,371	(3,529)	16,953	(2,410)
Loss from unconsolidated joint ventures and investees	(9)	(10)	2	(18)
Net income (loss) from continuing operations	$ 7,372	$ (10,247)	$ 7,271	$ (15,262)