XML 12 R1.htm IDEA: XBRL DOCUMENT v3.24.1
Cover - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2023
Mar. 19, 2024
Jun. 30, 2023
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2023    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 001-09240    
Entity Registrant Name Transcontinental Realty Investors, Inc.    
Entity Incorporation, State or Country Code NV    
Entity Tax Identification Number 94-6565852    
Entity Address, Address Line One 1603 LBJ Freeway,    
Entity Address, Address Line Two Suite 800    
Entity Address, City or Town Dallas    
Entity Address, State or Province TX    
Entity Address, Postal Zip Code 75234    
City Area Code 469    
Local Phone Number 522-4200    
Title of 12(b) Security Common Stock    
Trading Symbol TCI    
Security Exchange Name NYSE    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag false    
Document Financial Statement Error Correction false    
Entity Shell Company false    
Entity Public Float     $ 37.4
Entity Common Stock, Shares Outstanding   8,639,316  
Documents Incorporated by Reference
Consolidated Financial Statements of Income Opportunity Realty Investors, Inc. Commission File No. 001-14784
Consolidated Financial Statements of American Realty Investors, Inc. Commission File No. 001-15663
    
Entity Central Index Key 0000733590    
Amendment Flag false    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2023