ORGANIZATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Narrative) $ in Thousands	12 Months Ended
Dec. 31, 2017 USD ($) a ft² Number	Dec. 31, 2016 USD ($)
Percentage of ownership	20.00%
Number of income-producing properties	59
Rentable square feet \| ft²	1,700,000
Area of land comprising golf course \| a	96.1
Number of apartment units	8,427
Acres of land \| a	3,601
Consolidated assets of VIE's \| $	$ 483,700	$ 442,000
Related Party [Member]
Percentage of ownership	80.00%
Acres of land \| a	66.7
Minimum [Member]
Percentage of ownership		20.00%
Remaining amortization period for deferred financing costs	6 months
Maximum [Member]
Percentage of ownership		50.00%
Remaining amortization period for deferred financing costs	40 years
Buildings And Improvements [Member] \| Minimum [Member]
Useful life of fixed assets	10 years
Buildings And Improvements [Member] \| Maximum [Member]
Useful life of fixed assets	40 years
Furniture, Fixtures And Equipment [Member] \| Minimum [Member]
Useful life of fixed assets	5 years
Furniture, Fixtures And Equipment [Member] \| Maximum [Member]
Useful life of fixed assets	10 years
Commercial Real Estate [Member]
Number of income-producing properties	7
Office Buildings [Member]
Number of income-producing properties	5
Retail Centers [Member]
Number of income-producing properties	3
Apartment Buildings [Member]
Number of income-producing properties	53
Projects in development	7
Transcontinential Realty Investors [Member]
Ownership interest	77.68%
Transcontinential Realty Investors [Member] \| Income Opportunity Realty Investors, Inc. [Member]
Ownership interest	81.25%

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
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-Section 50
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The carrying amount of the consolidated Variable Interest Entity's assets included in the reporting entity's statement of financial position.

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 810
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (bb)
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