Condensed Consolidated Statements of Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2021	Mar. 31, 2020
Statement of Comprehensive Income [Abstract]
Net loss	$ (807)	$ (2,209)
Other comprehensive loss:
Unrealized gain on investments, net of taxes		11
Other comprehensive gain		11
Comprehensive income/(loss)	$ (807)	$ (2,198)