OPERATING SEGMENTS (Details 2) - USD ($) $ in Thousands	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Total real estate	$ 844,019	$ 689,121
Investments in real estate partnerships	5,243	1,543
Other assets	41,645	37,441
Total assets	1,110,204	930,405
Total Segments [Member]
Total real estate	844,019	689,121	$ 641,457
Investments in real estate partnerships	5,243	1,543	1,697
Notes and interest receivable	69,551	83,457	67,907
Other assets	191,391	156,284	132,265
Assets held for sale			54,345
Total assets	$ 1,110,204	$ 930,405	$ 897,671