Consolidated Statements of Stockholders' Equity (Unaudited) - USD ($) $ in Thousands	Total	Common Stock [Member]	Additional Paid-In Capital [Member]	Accumulated Deficit [Member]	Accumulated Other Comprehensive Loss [Member]	Treasury Stock Amount [Member]
Balance at Dec. 31, 2022	$ 145,322	$ 1	$ 445,267	$ (292,049)	$ (1,102)	$ (6,795)
Balance (in shares) at Dec. 31, 2022		78,257,258
Employee stock-based compensation, net	3,569		3,569
Shares withheld related to employee tax withholding	(1,714)		(1,714)
Shares withheld related to employee tax withholding (in shares)		(201,905)
Issuance of common stock under employee stock plans	3,966		3,966
Issuance of common stock under employee stock plans (in shares)		1,085,524
Sale of common stock, net of issuance costs	1,969		1,969
Sale of common stock, net of issuance costs (in shares)		178,204
Unrealized gain (loss) on investments	501				501
Unrealized currency translation loss	(17)				(17)
Net Income (Loss)	(19,531)			(19,531)
Balance at Mar. 31, 2023	134,065	$ 1	453,057	(311,580)	(618)	(6,795)
Balance (in shares) at Mar. 31, 2023		79,319,081
Balance at Dec. 31, 2023	348,419	$ 1	733,546	(377,944)	(389)	(6,795)
Balance (in shares) at Dec. 31, 2023		100,113,770
Employee stock-based compensation, net	7,981		7,981
Shares withheld related to employee tax withholding	(42,101)		(42,101)
Shares withheld related to employee tax withholding (in shares)		(833,711)
Issuance of common stock under employee stock plans	4,361		4,361
Issuance of common stock under employee stock plans (in shares)		2,080,857
Sale of common stock, net of issuance costs	643,797		637,002			6,795
Sale of common stock, net of issuance costs (in shares)		8,867,953
Unrealized gain (loss) on investments	(1,125)				(1,125)
Unrealized currency translation loss	(85)				(85)
Net Income (Loss)	(27,356)			(27,356)
Balance at Mar. 31, 2024	$ 933,891	$ 1	$ 1,340,789	$ (405,300)	$ (1,599)	$ 0
Balance (in shares) at Mar. 31, 2024		110,228,869