UNAUDITED CONDENSED CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME (LOSS) Statement - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Statement of Comprehensive Income [Abstract]
Net loss	$ (4,311)	$ (5,220)	$ (3,161)	$ (10,506)
Unrealized gains on available for sale securities, net of tax	355	0	365	0
Other comprehensive income	355	0	365	0
Comprehensive loss	$ (3,956)	$ (5,220)	$ (2,796)	$ (10,506)