Consolidated Statements of Changes in Shareholders' Deficit (Parenthetical) $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($) shares
Statement of Stockholders' Equity [Abstract]
Stock options exercised, receivable	$ 5
Stock issuance costs	3,100
Payment of warrant offering costs	$ 223
Common stock, shares outstanding (in shares) | shares	40,278,496
Stockholders' Equity Attributable to Parent	$ (19,856)
Stock options exercised (in shares) | shares	6,821
Stock options exercised, net of $5 receivable	$ 27
Stock-based compensation	1,525
Conversion of preferred shares in connection with the Reverse Merger	85,658
Stock Repurchased During Period, Value	(211)
Shares issued in connection with the Reverse Merger	(50)
Issuance of common stock, net of $3.1 million offering cost excluding warrant cost of $223 thousand	33,387
Other comprehensive income	(30)
Net loss	$ (17,909)