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Condensed Statements of Stockholders' Equity (Deficit) - USD ($)
shares in Thousands, $ in Thousands
Total
Common Stock
Additional Paid-In Capital
Accumulated Deficit
Balances at Dec. 31, 2022 $ 20,606 $ 78 $ 387,948 $ (367,420)
Common Stock Balance, Shares at Dec. 31, 2022   77,614    
Issuance of common stock, net (61)   (61)  
Issuance of common stock under employee stock purchase plan 420   420  
Issuance of common stock under employee stock purchase plan, Shares   270    
Exercise of stock options 6   6  
Exercise of stock options, shares   9    
Release of restricted stock units, shares   86    
Share-based compensation 2,281   2,281  
Net Income (Loss) (18,702)     (18,702)
Balances at Mar. 31, 2023 4,550 $ 78 390,594 (386,122)
Common Stock Balance, Shares at Mar. 31, 2023   77,979    
Balances at Dec. 31, 2022 20,606 $ 78 387,948 (367,420)
Common Stock Balance, Shares at Dec. 31, 2022   77,614    
Net Income (Loss) (43,007)      
Balances at Sep. 30, 2023 (1,446) $ 88 408,893 (410,427)
Common Stock Balance, Shares at Sep. 30, 2023   88,316    
Balances at Mar. 31, 2023 4,550 $ 78 390,594 (386,122)
Common Stock Balance, Shares at Mar. 31, 2023   77,979    
Exercise of stock options 81   81  
Exercise of stock options, shares   107    
Release of restricted stock units 1 $ 1    
Release of restricted stock units, shares   525    
Issuance of warrants 674   674  
Share-based compensation 1,057   1,057  
Net Income (Loss) (13,356)     (13,356)
Balances at Jun. 30, 2023 (6,993) $ 79 392,406 (399,478)
Common Stock Balance, Shares at Jun. 30, 2023   78,611    
Issuance of common stock, net 15,316 $ 9 15,307  
Issuance of common stock, net, Shares   9,455    
Issuance of common stock under employee stock purchase plan 223   223  
Issuance of common stock under employee stock purchase plan, Shares   167    
Exercise of stock options 3   3  
Exercise of stock options, shares   6    
Release of restricted stock units, shares   77    
Share-based compensation 954   954  
Net Income (Loss) (10,949)     (10,949)
Balances at Sep. 30, 2023 (1,446) $ 88 408,893 (410,427)
Common Stock Balance, Shares at Sep. 30, 2023   88,316    
Balances at Dec. 31, 2023 4,580 $ 96 424,050 (419,566)
Common Stock Balance, Shares at Dec. 31, 2023   96,236    
Issuance of common stock, net 607 $ 1 606  
Issuance of common stock, net, Shares   314    
Issuance of common stock under employee stock purchase plan 282   282  
Issuance of common stock under employee stock purchase plan, Shares   216    
Exercise of stock options 3   3  
Exercise of stock options, shares   6    
Release of restricted stock units, shares   387    
Share-based compensation 2,640   2,640  
Net Income (Loss) (13,614)     (13,614)
Balances at Mar. 31, 2024 (5,502) $ 97 427,581 (433,180)
Common Stock Balance, Shares at Mar. 31, 2024   97,159    
Balances at Dec. 31, 2023 $ 4,580 $ 96 424,050 (419,566)
Common Stock Balance, Shares at Dec. 31, 2023   96,236    
Exercise of stock options, shares 27      
Net Income (Loss) $ (34,680)      
Balances at Sep. 30, 2024 27,857 $ 145 481,958 (454,246)
Common Stock Balance, Shares at Sep. 30, 2024   145,466    
Balances at Mar. 31, 2024 (5,502) $ 97 427,581 (433,180)
Common Stock Balance, Shares at Mar. 31, 2024   97,159    
Conversion of preferred stock liabilities to common stock, net 33,150 $ 31 33,119  
Conversion of preferred stock liabilities to common stock, net, Shares   30,435    
Issuance of common stock, net 18,198 $ 17 18,181  
Issuance of common stock, net, Shares   17,392    
Exercise of stock options 4   4  
Exercise of stock options, shares   8    
Release of restricted stock units, shares   156    
Share-based compensation 1,218   1,218  
Net Income (Loss) (10,808)     (10,808)
Balances at Jun. 30, 2024 36,260 $ 145 480,103 (443,988)
Common Stock Balance, Shares at Jun. 30, 2024   145,150    
Issuance of common stock, net (15)   (15)  
Issuance of common stock under employee stock purchase plan 343   343  
Issuance of common stock under employee stock purchase plan, Shares   255    
Exercise of stock options 12   12  
Exercise of stock options, shares   13    
Release of restricted stock units, shares   48    
Share-based compensation 1,515   1,515  
Net Income (Loss) (10,258)     (10,258)
Balances at Sep. 30, 2024 $ 27,857 $ 145 $ 481,958 $ (454,246)
Common Stock Balance, Shares at Sep. 30, 2024   145,466