Condensed Consolidated Statements of Comprehensive Loss (unaudited) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Statement Of Income And Comprehensive Income [Abstract]
NET (LOSS) INCOME	$ (169)	$ 1,192	$ (831)	$ 504
OTHER COMPREHENSIVE (LOSS) INCOME:
Foreign currency translation adjustments	(70)	15	(86)	(74)
COMPREHENSIVE (LOSS) INCOME	$ (239)	$ 1,207	$ (917)	$ 430