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Noncontrolling Interests
6 Months Ended
Jun. 30, 2021
Noncontrolling Interest [Abstract]  
Noncontrolling Interests Noncontrolling InterestsThe noncontrolling interest represents the third party ownership interest in TCI and Income Opportunity Realty Investors, Inc. ("IOR"). We owned 78.4% of TCI and 81.1% in IOR during the three and six months ended June 30, 2021 and 2020.