STATEMENTS OF CONSOLIDATED COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 183,040	$ (15,316)	$ 322
Comprehensive income attributable to non-controlling interest	(1,590)	(499)	(285)
Comprehensive income (loss) attributable to Transcontinental Realty Investors, Inc.	$ 181,450	$ (15,815)	$ 37