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OPERATING SEGMENTS (Details 2) - USD ($)
$ in Thousands
Sep. 30, 2018
Dec. 31, 2017
Sep. 30, 2017
Real estate assets   $ 22,717  
Notes and interest receivable $ 13,577 14,030  
Total assets 95,298 $ 87,897  
Total Segments [Member]      
Real estate assets     $ 22,717
Notes and interest receivable 13,577   13,577
Other assets 81,721   52,444
Total assets $ 95,298   $ 88,738