DEFERRED INCOME (Details Narrative) - USD ($) $ / shares in Units, $ in Thousands	Sep. 30, 2018	Aug. 22, 2018	Dec. 31, 2017	Jul. 17, 2009	Jul. 16, 2009
Common stock, authorized	10,000,000		10,000,000
Common stock, outstanding	8,717,767		8,717,767
Income Opportunity Realty Investors, Inc. [Member]
Number of common shares acquired (in shares)				2,518,934	1,037,184
Par value of common share acquired (in dollars per share)				$ 0.01
Acquired price per share (in dollars per share)				$ 7.10
Transaction Costs		$ 21,000		$ 17,884
Percentage of ownership acquired				60.40%	25.00%
Business acquired, assets				$ 112,000
Business acquired, liability				$ 43,000
Percentage of land acquired		80.00%		85.30%
Common stock, authorized				4,168,214
Common stock, outstanding				3,556,118
Income Opportunity Realty Investors, Inc. [Member] | Deferred Income [Member]
Goodwill				$ 35,000