CONSOLIDATED STATEMENTS OF SHAREHOLDERS' (DEFICIT) EQUITY - USD ($) $ in Thousands	Total	Common Stock	Additional Paid in Capital	Accumulated Other Comprehensive Income	Accumulated Deficit
Beginning balances (in shares) at Dec. 31, 2021		53,786,632
Beginning balance at Dec. 31, 2021	$ 32,447	$ 5	$ 448,969	$ 0	$ (416,527)
Increase (decrease) in stockholders' equity [Roll Forward]
Stock-based compensation	13,794		13,794
Exercise of warrants (in shares)		600
Exercise of warrants	7		7
Release of restricted stock units (in shares)		704,178
Cancellation of shares used to settle payroll tax withholding (in shares)		(203,951)
Cancellation of shares used to settle payroll tax withholding	(978)		(978)
Issuance of common stock (in shares)		27,901,205
Issuance of common stock	50,765	$ 4	50,761
Commitment fee for SEPA settled by common stock	1,061		1,061
Foreign currency translation adjustment, net of tax	6			6
Net loss	$ (229,813)				(229,813)
Ending balances (in shares) at Dec. 31, 2022	82,653,781	82,653,781
Ending balance at Dec. 31, 2022	$ (132,711)	$ 9	513,614	6	(646,340)
Increase (decrease) in stockholders' equity [Roll Forward]
Stock-based compensation	$ 14,057		14,057
Exercise of stock options (in shares)	262,500	262,500
Exercise of stock options	$ 353		353
Release of restricted stock units (in shares)		1,707,292
Cancellation of shares used to settle payroll tax withholding (in shares)		(331,559)
Cancellation of shares used to settle payroll tax withholding	(633)		(633)
Issuance of common stock (in shares)		114,841,813
Issuance of common stock	237,639	$ 12	237,627
Commitment fee for SEPA settled by common stock (in shares)		465,117
Foreign currency translation adjustment, net of tax	1			1
Net loss	$ (229,506)				(229,506)
Ending balances (in shares) at Dec. 31, 2023	199,133,827	199,133,827
Ending balance at Dec. 31, 2023	$ (110,800)	$ 21	$ 765,018	$ 7	$ (875,846)