OPERATING SEGMENTS (Details 2) - USD ($) $ in Thousands	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Total real estate	$ 891,173	$ 844,019
Investments in real estate partnerships	2,446	5,243
Other assets	55,605	41,645
Total assets	1,185,914	1,110,204
Total Segments [Member]
Total real estate	891,173	844,019	$ 689,121
Investments in real estate partnerships	2,446	5,243	1,543
Notes and interest receivable	79,308	69,551	83,457
Other assets	212,987	191,391	156,284
Total assets	$ 1,185,914	$ 1,110,204	$ 930,405