ORGANIZATION AND BASIS OF PRESENTATION (Details Narrative)	3 Months Ended	9 Months Ended
Sep. 30, 2012	Sep. 30, 2016 ft² a Number
Number of income-producing properties		57
Rentable square feet \| ft²		2,000,000
Area of land comprising golf course \| a		96
Number of apartment units		8,128
Acres of land \| a		2,754
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 Properties [Member]
Number of income-producing properties		8
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		49
Projects in development		8
May Realty Holdings Inc Subsidiaries [Member]
Ownership after acquisition	80.00%
Transcontinential Realty Investors [Member]
Ownership interest		80.90%
Transcontinential Realty Investors [Member] \| Income Opportunity Realty Investors, Inc. [Member]
Ownership interest		81.10%
Related Party [Member]
Percentage of ownership		86.70%
Acres of land \| a		91

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Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 323
-SubTopic 10
-Section 50
-Paragraph 3
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=66011266&loc=d3e33918-111571

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