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OPERATING SEGMENTS (Details 2) - USD ($)
$ in Thousands
Jun. 30, 2016
Dec. 31, 2015
Jun. 30, 2015
Segment Reporting Information [Line Items]      
Real estate assets $ 901,404 $ 853,507  
Investments in unconsolidated investees 5,868 8,365  
Other assets 44,824 46,163  
Total assets 1,131,675 $ 1,117,368  
Total Segments [Member]      
Segment Reporting Information [Line Items]      
Real estate assets 901,404   $ 801,914
Investments in unconsolidated investees 5,868   1,299
Notes and interest receivable 123,854   125,385
Other assets 100,549   148,020
Total assets $ 1,131,675   $ 1,076,618