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Consolidated Statements of Stockholders' Equity - USD ($)
$ in Thousands
Total
Common Stock [Member]
Additional Paid-In Capital [Member]
Accumulated Deficit [Member]
Series X1 Non-voting Convertible Preferred Stock [Member]
Series X Non Voting Convertible Preferred Stock [Member]
Beginning Balance at Dec. 31, 2021 $ 163,995 $ 14 $ 278,880 $ (114,899)    
Beginning Balance, Shares at Dec. 31, 2021   14,306,788     108,070 6,204
Cancellation of common stock in connection with exchange for preferred stock 1   1      
Cancellation of common stock in connection with exchange for preferred stock, Shares   (550,000)     9,900  
Issuance of common stock in connection with vesting of restricted stock units   20,000        
Stock-based compensation 8,153   8,153      
Net loss and comprehensive loss (87,966)     (87,966)    
Ending Balance at Dec. 31, 2022 84,183 $ 14 287,034 (202,865)    
Ending Balance, Shares at Dec. 31, 2022   13,776,788     117,970 6,204
Stock-based compensation 1,381          
Net loss and comprehensive loss (10,772)     (10,772)    
Ending Balance at Mar. 31, 2023 74,792     (213,637)    
Beginning Balance at Dec. 31, 2022 84,183 $ 14 287,034 (202,865)    
Beginning Balance, Shares at Dec. 31, 2022   13,776,788     117,970 6,204
Net loss and comprehensive loss (76,532)          
Ending Balance at Jun. 30, 2023 43,768     (279,397)    
Beginning Balance at Dec. 31, 2022 84,183 $ 14 287,034 (202,865)    
Beginning Balance, Shares at Dec. 31, 2022   13,776,788     117,970 6,204
Net loss and comprehensive loss (86,438)          
Ending Balance at Sep. 30, 2023 35,597     (289,303)    
Beginning Balance at Dec. 31, 2022 84,183 $ 14 287,034 (202,865)    
Beginning Balance, Shares at Dec. 31, 2022   13,776,788     117,970 6,204
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 and pre-funded warrants in connection with Securities Purchase Agreement, net of issuance costs, Value 33,017 $ 9 33,008      
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, Shares   437,977     (7,884)  
Issuance of common stock in connection with conversion of X1 non-voting convertible preferred stock, Value (1)   (1)      
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 loss and comprehensive loss (116,537)     (116,537)    
Ending Balance at Dec. 31, 2023 7,208 $ 24 $ 326,586 (319,402)    
Ending Balance, Shares at Dec. 31, 2023   24,213,130     110,086 4,422
Beginning Balance at Mar. 31, 2023 74,792     (213,637)    
Issuance of common stock and pre-funded warrants in connection with Securities Purchase Agreement, net of issuance costs, Value 33,017          
Stock-based compensation 1,720          
Net loss and comprehensive loss (65,760)     (65,760)    
Ending Balance at Jun. 30, 2023 43,768     (279,397)    
Stock-based compensation 1,734          
Net loss and comprehensive loss (9,906)     (9,906)    
Ending Balance at Sep. 30, 2023 $ 35,597     $ (289,303)