Condensed Consolidated Statements of Stockholders' Equity (unaudited) - USD ($) $ in Thousands	Total	Common Stock	Additional Paid-in Capital	Accumulated Other Comprehensive Income (Loss), net of tax	Accumulated Deficit
Balance at Dec. 31, 2021	$ 34,316	$ 13	$ 227,700		$ (193,397)
Balance, Shares at Dec. 31, 2021		13,007,178
Exercise of common stock options	8		8
Exercise of common stock options, Shares		2,718
Stock-based compensation	844		844
Net loss	(11,911)				(11,911)
Balance at Mar. 31, 2022	23,257	$ 13	228,552		(205,308)
Balance, Shares at Mar. 31, 2022		13,009,896
Balance at Dec. 31, 2022	80,754	$ 32	329,387	$ 10	(248,675)
Balance, Shares at Dec. 31, 2022		31,827,659
Issuance of common stock upon RSU vesting, shares		7,041
Exercise of common stock options	$ 4		4
Exercise of common stock options, Shares	2,115	2,115
Unrealized loss on available-for-sale securities	$ (22)			(22)
Stock-based compensation	1,610		1,610
Net loss	(16,255)				(16,255)
Balance at Mar. 31, 2023	$ 66,091	$ 32	$ 331,001	$ (12)	$ (264,930)
Balance, Shares at Mar. 31, 2023		31,836,815