Condensed Consolidated Statement of Stockholders' Equity - USD ($) $ in Thousands	Common Stock	Additional Paid-in Capital	Accumulated Deficit	Accumulated Other Comprehensive Income	Total
Balance at the beginning (Shares) at Dec. 31, 2020	69,885,043
Balance at the beginning at Dec. 31, 2020	$ 7	$ 31,492	$ (27,627)		$ 3,872
Increase (Decrease) in Stockholders' Equity
Net loss			(7,141)		(7,141)
Beneficial Conversion feature on convertible debt		4,875			4,875
Stock options exercised		17			17
Stock options exercised (in shares)	276,822
Stock-based compensation expense		70			70
Balance at the end (shares) at Mar. 31, 2021	70,161,865
Balance at the end at Mar. 31, 2021	$ 7	36,454	(34,768)		1,693
Balance at the beginning (Shares) at Dec. 31, 2021	167,557,988
Balance at the beginning at Dec. 31, 2021	$ 17	568,183	(9,535)		558,665
Increase (Decrease) in Stockholders' Equity
Net loss			(10,344)		(10,344)
Transaction fees		(12)			(12)
Stock options exercised		270			270
Stock options exercised (in shares)	6,212,964
Stock-based compensation expense		1,596			1,596
Unrealized loss on marketable securities				$ (330)	(330)
Balance at the end (shares) at Mar. 31, 2022	173,770,952
Balance at the end at Mar. 31, 2022	$ 17	$ 570,037	$ (19,879)	$ (330)	$ 549,845