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Consolidated Statements of Convertible Stock and Stockholders' Equity (Deficit) - USD ($)
$ in Thousands
Total
Common Stock [Member]
Additional Paid-In Capital [Member]
Accumulated Other Comprehensive Income [Member]
Accumulated Deficit [Member]
Series X1 Non-voting Convertible Preferred Stock [Member]
Series X Non-Voting Convertible Preferred Stock [Member]
Beginning Balance, Convertible Preferred Stock at Dec. 31, 2022           $ 57,378 $ 3,017
Beginning Balance, Convertible Preferred Stock, Shares at Dec. 31, 2022           117,970 6,204
Beginning Balance at Dec. 31, 2022 $ 23,788 $ 14 $ 226,639   $ (202,865)    
Beginning Balance, Shares at Dec. 31, 2022   13,776,788          
Issuance of common stock and pre-funded warrants in connection with Securities Purchase Agreement, net of issuance costs, Value 33,017 $ 9 33,008        
Issuance of common stock and pre-funded warrants in connection with Securities Purchase Agreement, net of issuance costs, Shares   8,730,168          
Issuance of common stock in connection with conversion of X non-voting convertible preferred stock, Value 866   866       $ (866)
Issuance of common stock in connection with conversion of X non-voting convertible preferred stock, Shares   99,000         (1,782)
Issuance of common stock in connection with conversion of X1 non-voting convertible preferred stock, Value 3,834   3,834     $ (3,835)  
Issuance of common stock in connection with conversion of X1 non-voting convertible preferred stock, Shares   437,977       (7,884)  
Issuance of common stock in connection with exercise of pre-funded warrants, Shares   1,154,197          
Issuance of common stock in connection with exercise of pre-funded warrants, Value 1 $ 1          
Issuance of common stock in connection with vesting of restricted stock units   15,000          
Stock-based compensation 6,545   6,545        
Net Income (Loss) (116,537)       (116,537)    
Ending Balance, Convertible Preferred Stock at Dec. 31, 2023           $ 53,543 $ 2,151
Ending Balance, Convertible Preferred Stock, Shares at Dec. 31, 2023           110,086 4,422
Ending Balance at Dec. 31, 2023 (48,486) $ 24 270,892   (319,402)    
Ending Balance, Shares at Dec. 31, 2023   24,213,130          
Issuance of common stock and pre-funded warrants in connection with Securities Purchase Agreement, net of issuance costs, Value 48,064 $ 13 48,051        
Issuance of common stock and pre-funded warrants in connection with Securities Purchase Agreement, net of issuance costs, Shares   13,110,484          
Issuance of common stock with the completion of the Second Closing and Third Closing in connection with 2023 Securities Purchase Agreement, net of issuance costs, Shares   2,636,488          
Issuance of common stock with the completion of the Second Closing and Third Closing in connection with 2023 Securities Purchase Agreement, net of issuance costs, Value 6,155 $ 3 6,152        
Issuance of common stock in connection with exercise of pre-funded warrants, Shares   1,423,000          
Issuance of common stock in connection with exercise of pre-funded warrants, Value 1 $ 1          
Issuance of common stock and pre-funded warrants in connection with 2024 Underwritten Offering, net of issuance costs, Shares   18,356,173          
Issuance of common stock and pre-funded warrants in connection with 2024 Underwritten Offering, net of issuance costs, value $ 79,533 $ 18 79,515        
Stock Option Exercise, Shares 50,000 50,000          
Stock Option Exercise, Value $ 215 $ 1 214        
Stock-based compensation 13,122   13,122        
Accumulated other comprehensive loss 26     $ 26      
Net Income (Loss) (36,184)       (36,184)    
Ending Balance, Convertible Preferred Stock at Dec. 31, 2024           $ 53,543 $ 2,151
Ending Balance, Convertible Preferred Stock, Shares at Dec. 31, 2024           110,086 4,422
Ending Balance at Dec. 31, 2024 $ 62,446 $ 60 $ 417,946 $ 26 $ (355,586)    
Ending Balance, Shares at Dec. 31, 2024   59,789,275