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Unaudited Condensed Statements of Stockholders' Equity - USD ($)
$ in Thousands
Total
Common Stock
Additional Paid-In Capital
Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2023   17,045,954    
Beginning balance at Dec. 31, 2023 $ 22,694 $ 17 $ 301,893 $ (279,216)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Issuance of stock from vested restricted stock units (in shares)   217,056    
Exercise of stock options (in shares)   326    
Issuance of stock under Employee Stock Purchase Plan (in shares)   54,605    
Issuance of stock under Employee Stock Purchase Plan 104   104  
Stock-based compensation 553   553  
Net loss (3,360)     (3,360)
Ending balance (in shares) at Mar. 31, 2024   17,317,941    
Ending balance at Mar. 31, 2024 19,991 $ 17 302,550 (282,576)
Beginning balance (in shares) at Dec. 31, 2023   17,045,954    
Beginning balance at Dec. 31, 2023 22,694 $ 17 301,893 (279,216)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Net loss (11,354)      
Ending balance (in shares) at Sep. 30, 2024   17,520,335    
Ending balance at Sep. 30, 2024 12,868 $ 18 303,420 (290,570)
Beginning balance (in shares) at Mar. 31, 2024   17,317,941    
Beginning balance at Mar. 31, 2024 19,991 $ 17 302,550 (282,576)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Issuance of stock from vested restricted stock units (in shares)   62,998    
Exercise of stock options (in shares)   636    
Stock-based compensation 560   560  
Net loss (2,966)     (2,966)
Ending balance (in shares) at Jun. 30, 2024   17,381,575    
Ending balance at Jun. 30, 2024 17,585 $ 17 303,110 (285,542)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Issuance of stock from vested restricted stock units (in shares)   13,155    
Exercise of stock options (in shares)   84,162    
Exercise of stock options 22   22  
Issuance of stock under Employee Stock Purchase Plan (in shares)   41,443    
Issuance of stock under Employee Stock Purchase Plan 72 $ 1 71  
Stock-based compensation 217   217  
Net loss (5,028)     (5,028)
Ending balance (in shares) at Sep. 30, 2024   17,520,335    
Ending balance at Sep. 30, 2024 $ 12,868 $ 18 303,420 (290,570)
Beginning balance (in shares) at Dec. 31, 2024 17,640,328 17,640,328    
Beginning balance at Dec. 31, 2024 $ 9,540 $ 18 303,853 (294,331)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Issuance of stock from vested restricted stock units (in shares)   229,151    
Issuance of stock under Employee Stock Purchase Plan (in shares)   80,554    
Issuance of stock under Employee Stock Purchase Plan 198   198  
Stock-based compensation 417   417  
Net loss (3,752)     (3,752)
Ending balance (in shares) at Mar. 31, 2025   17,950,033    
Ending balance at Mar. 31, 2025 $ 6,403 $ 18 304,468 (298,083)
Beginning balance (in shares) at Dec. 31, 2024 17,640,328 17,640,328    
Beginning balance at Dec. 31, 2024 $ 9,540 $ 18 303,853 (294,331)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Exercise of stock options (in shares) 108      
Issuance of stock under Employee Stock Purchase Plan (in shares) 157,339      
Net loss $ (15,278)      
Ending balance (in shares) at Sep. 30, 2025 22,510,313 22,510,313    
Ending balance at Sep. 30, 2025 $ 18,138 $ 23 327,724 (309,609)
Beginning balance (in shares) at Mar. 31, 2025   17,950,033    
Beginning balance at Mar. 31, 2025 6,403 $ 18 304,468 (298,083)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Issuance of stock from public offering and ATM, net of issuance costs (in shares)   3,852,500    
Issuance of stock from public offering, net of issuance costs 18,627 $ 4 18,623  
Issuance of stock from warrant exercises (in shares)   107,969    
Issuance of stock from vested restricted stock units (in shares)   88,129    
Exercise of stock options (in shares)   108    
Stock-based compensation 443   443  
Net loss (4,439)     (4,439)
Ending balance (in shares) at Jun. 30, 2025   21,998,739    
Ending balance at Jun. 30, 2025 21,034 $ 22 323,534 (302,522)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Issuance of stock from public offering and ATM, net of issuance costs (in shares)   360,554    
Issuance of stock from public offering, net of issuance costs 3,398 $ 1 3,397  
Issuance of stock from vested restricted stock units (in shares)   74,235    
Issuance of stock under Employee Stock Purchase Plan (in shares)   76,785    
Issuance of stock under Employee Stock Purchase Plan 200   200  
Stock-based compensation 593   593  
Net loss $ (7,087)     (7,087)
Ending balance (in shares) at Sep. 30, 2025 22,510,313 22,510,313    
Ending balance at Sep. 30, 2025 $ 18,138 $ 23 $ 327,724 $ (309,609)