CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Consolidated Statements Of Comprehensive Income Loss
Net income (loss)	$ 182,692	$ (8,876)	$ (2,410)
Total comprehensive income (loss)	182,692	(8,876)	(2,410)
Comprehensive (income) loss attributable to non-controlling interest	(8,993)	445	(322)
Comprehensive income (loss) attributable to American Realty Investors, Inc.	$ 173,699	$ (8,431)	$ (2,732)