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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
$ in Thousands
Total
Preferred Stock
Common Stock
Additional Paid-In Capital
Accumulated Deficit
Balance, shares at Dec. 31, 2023   210 298,281    
Balance, amount at Dec. 31, 2023 $ 8,098     $ 305,351 $ (297,253)
Public offering sale of common stock, warrants, and prefunded warrants, net of offering costs, shares     421,260    
Public offering sale of common stock, warrants and prefunded warrants, net of offering costs, amount 8,010     8,010  
Exercise of pre-funded warrants for cash, shares     973,240    
Exercise of pre-funded warrants for cash, amount 1     1  
Exercise of pre-funded warrants, cashless, shares     205,467    
Exercise of pre-funded warrants, amount 1,800        
Stock split and fractional shares issued, shares     59,997    
Stock-based compensation expense 119     119  
Net loss (3,799)       (3,799)
Balance, shares at Mar. 31, 2024   210 1,958,245    
Balance, amount at Mar. 31, 2024 12,429     313,481 (301,052)
Balance, shares at Dec. 31, 2023   210 298,281    
Balance, amount at Dec. 31, 2023 8,098     305,351 (297,253)
Net loss (11,335)        
Balance, shares at Sep. 30, 2024   210 3,408,906    
Balance, amount at Sep. 30, 2024 97,223     405,811 (308,588)
Balance, shares at Mar. 31, 2024   210 1,958,245    
Balance, amount at Mar. 31, 2024 12,429     313,481 (301,052)
Stock-based compensation expense 22     22  
Net loss (3,575)       (3,575)
Balance, shares at Jun. 30, 2024   210 1,958,245    
Balance, amount at Jun. 30, 2024 8,876     313,503 (304,627)
Public offering sale of common stock, warrants, and prefunded warrants, net of offering costs, shares     1,450,661    
Public offering sale of common stock, warrants and prefunded warrants, net of offering costs, amount 92,293     92,293  
Stock-based compensation expense 15     15 (3,961)
Net loss (3,961)        
Balance, shares at Sep. 30, 2024   210 3,408,906    
Balance, amount at Sep. 30, 2024 97,223     405,811 (308,588)
Balance, shares at Dec. 31, 2024   210 3,420,906    
Balance, amount at Dec. 31, 2024 91,993     406,848 (314,855)
Public offering sale of common stock, warrants, and prefunded warrants, net of offering costs, shares     378,346    
Public offering sale of common stock, warrants and prefunded warrants, net of offering costs, amount 23,216     23,216  
Exercise of pre-funded warrants, shares     99,189    
Exercise of pre-funded warrants, amount 1     1  
Exercise of warrants, shares     71,944    
Exercise of warrants, amount 347     347  
Stock-based compensation expense 4,142     4,142  
Net loss (10,408)       (10,408)
Balance, shares at Mar. 31, 2025   210 3,970,385    
Balance, amount at Mar. 31, 2025 109,291     434,554 (325,263)
Balance, shares at Dec. 31, 2024   210 3,420,906    
Balance, amount at Dec. 31, 2024 91,993     406,848 (314,855)
Net loss (37,059)        
Balance, shares at Sep. 30, 2025   210 5,907,233    
Balance, amount at Sep. 30, 2025 96,211   $ 1 448,124 (351,914)
Balance, shares at Mar. 31, 2025   210 3,970,385    
Balance, amount at Mar. 31, 2025 109,291     434,554 (325,263)
Exercise of pre-funded warrants, shares     116,693    
Exercise of pre-funded warrants, amount 1     1  
Exercise of warrants, shares     61,417    
Exercise of warrants, amount 276     276  
Stock-based compensation expense 4,609     4,609  
Net loss (10,847)       (10,847)
Balance, shares at Jun. 30, 2025   210 4,148,495    
Balance, amount at Jun. 30, 2025 103,330     439,440 (336,110)
Exercise of pre-funded warrants, shares     1,099,400    
Exercise of pre-funded warrants, amount 4   $ 1 3  
Exercise of warrants, shares     659,338    
Exercise of warrants, amount 3,059     3,059  
Stock-based compensation expense 5,622     5,622  
Net loss (15,804)       (15,804)
Balance, shares at Sep. 30, 2025   210 5,907,233    
Balance, amount at Sep. 30, 2025 $ 96,211   $ 1 $ 448,124 $ (351,914)