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Statements of Stockholders' Equity - USD ($)
$ in Thousands
Total
Preferred Stock
Common Stock
Additional Paid-In Capital
Additional Paid-In Capital
Cumulative Effect, Period of Adoption, Adjustment
 [1]
Accumulated Other Comprehensive Gain (Loss)
Accumulated Deficit
Accumulated Deficit
Cumulative Effect, Period of Adoption, Adjustment
 [1]
Balance, beginning (in shares) at Dec. 31, 2023   61,000 44,677,000          
Balance, beginning at Dec. 31, 2023 $ 69,739   $ 4 $ 409,343 $ (793) $ (67) $ (339,541) $ 793
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Accounting Standards Update [Extensible Enumeration] ASU 2020-06              
Issuance of common stock, net of expenses (in shares) [2]     21,708,000          
Issuance of common stock, net of expenses [2] $ 53,407   $ 3 53,404        
Stock-based compensation 4,760     4,760        
Issuance of common stock upon exercise of stock options (in shares)     139,000          
Issuance of common stock upon exercise of stock options 373     373        
Other comprehensive gain 101         101    
Net loss (45,431)           (45,431)  
Balance, ending (in shares) at Dec. 31, 2024   61,000 66,524,000          
Balance, ending at Dec. 31, 2024 82,949   $ 7 467,087   34 (384,179)  
Increase (Decrease) in Stockholders' Equity [Roll Forward]                
Stock-based compensation 5,693     5,693        
Issuance of common stock upon exercise of warrants (in shares) [3]     945,000          
Issuance of common stock upon exercise of warrants [3] $ 2,088     2,088        
Issuance of common stock upon cashless exercise of warrants (in shares) 553,318   553,000          
Issuance of common stock upon exercise of stock options (in shares)     283,000          
Issuance of common stock upon exercise of stock options $ 493     493        
Other comprehensive gain 16         16    
Net loss (45,851)           (45,851)  
Balance, ending (in shares) at Dec. 31, 2025   61,000 68,305,000          
Balance, ending at Dec. 31, 2025 $ 45,388   $ 7 $ 475,361   $ 50 $ (430,030)  
[1] See Note 2.
[2] Net of expenses of $3.3 million.
[3] Net of expenses of $0.2 million.