CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2019	Mar. 31, 2018
CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS) INCOME [Abstract]
Net loss	$ (2,940)	$ (1,752)
Other comprehensive income (loss), net of tax:
Foreign currency translation adjustments	2	(2)
Less: Comprehensive income attributable to non-controlling interest	(473)	(234)
Comprehensive loss attributable to Telos Corporation	$ (3,411)	$ (1,988)