CONSOLIDATED STATEMENTS OF COMPREHENSIVE (LOSS)/INCOME - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Statement of Comprehensive Income [Abstract]
Net (loss)/income	$ (53,428)	$ (43,134)	$ 6,841
Other comprehensive (loss)/income, net of tax:
Foreign currency translation adjustments	(28)	(71)	38
Less: Comprehensive income attributable to non-controlling interest	0	0	(5,154)
Comprehensive (loss)/income attributable to Telos Corporation	$ (53,456)	$ (43,205)	$ 1,725