CONDENSED CONSOLIDATED STATEMENT OF CHANGES IN STOCKHOLDERS' EQUITY - 9 months ended Sep. 30, 2019 - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Loss
Balance at Dec. 31, 2018	$ 18,421	$ 557	$ 116,864	$ (96,350)	$ (2,650)
Balance (in shares) at Dec. 31, 2018		53,774,221
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Stock based compensation expense	919		919
Issuance of stock for vested restricted stock units		$ 1	(1)
Issuance of stock for vested restricted stock units (in shares)		76,206
Cumulative translation adjustment	331				331
Net loss	(19,826)			(19,826)
Balance at Sep. 30, 2019	$ (155)	$ 558	$ 117,782	$ (116,176)	$ (2,319)
Balance (in shares) at Sep. 30, 2019		53,850,427