CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($) $ in Thousands	Common Stock	Paid-In Capital	Accumulated Other Comprehensive Loss	Accumulated Deficit	Total
Beginning balance (in shares) at Dec. 31, 2021	201,988,662
Beginning balance at Dec. 31, 2021	$ 2,020	$ 1,103,224	$ (614)	$ (557,375)	$ 547,255
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Issuance of common stock, net of issuance costs (in shares)	33,333,336
Issuance of common stock, net of issuance costs	$ 333	138,675			139,008
Issuance of common stock upon exercise of warrants (in shares)	4,677
Issuance of common stock upon exercise of warrants		3			3
Non-cash stock-based compensation		17,419			17,419
Stock-based awards and related share issuances, net ( in shares)	1,839,950
Stock-based awards and related share issuances, net	$ 19	206			225
Other comprehensive loss			(426)		(426)
Net loss				(98,007)	$ (98,007)
Ending balance (in shares) at Dec. 31, 2022	237,166,625				237,166,625
Ending balance at Dec. 31, 2022	$ 2,372	1,259,527	(1,040)	(655,382)	$ 605,477
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Non-cash stock-based compensation		17,087			17,087
Stock-based awards and related share issuances, net ( in shares)	3,333,208
Stock-based awards and related share issuances, net	$ 33	(33)
Other comprehensive loss			$ 1,040		1,040
Net loss				(66,215)	$ (66,215)
Ending balance (in shares) at Dec. 31, 2023	240,499,833				240,499,833
Ending balance at Dec. 31, 2023	$ 2,405	$ 1,276,581		$ (721,597)	$ 557,389