CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) (Unaudited) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2020	Sep. 30, 2019	Sep. 30, 2020	Sep. 30, 2019
CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) [Abstract]
Net income	$ 2,494	$ 3,718	$ 4,106	$ (1,216)
Other comprehensive loss, net of tax:
Foreign currency translation adjustments	(2)	(2)	(1)	0
Less: Comprehensive income attributable to non-controlling interest	(2,694)	(1,485)	(6,284)	(1,705)
Comprehensive (loss) income attributable to Telos Corporation	$ (202)	$ 2,231	$ (2,179)	$ (2,921)