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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, 2022   16,549,984    
Beginning balance at Dec. 31, 2022 $ 42,460 $ 17 $ 297,970 $ (255,527)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Issuance of stock from vested restricted stock units (in shares)   113,378    
Issuance of stock under Employee Stock Purchase Plan (in shares)   70,317    
Issuance of stock under Employee Stock Purchase Plan 152   152  
Exercise of stock options (in shares)   93,335    
Exercise of stock options 27   27  
Stock-based compensation 986   986  
Net loss (7,688)     (7,688)
Ending balance (in shares) at Mar. 31, 2023   16,827,014    
Ending balance at Mar. 31, 2023 35,937 $ 17 299,135 (263,215)
Beginning balance (in shares) at Dec. 31, 2022   16,549,984    
Beginning balance at Dec. 31, 2022 42,460 $ 17 297,970 (255,527)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Net loss (18,116)      
Ending balance (in shares) at Sep. 30, 2023   16,931,894    
Ending balance at Sep. 30, 2023 27,504 $ 17 301,130 (273,643)
Beginning balance (in shares) at Mar. 31, 2023   16,827,014    
Beginning balance at Mar. 31, 2023 35,937 $ 17 299,135 (263,215)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Issuance of stock from vested restricted stock units (in shares)   31,180    
Stock-based compensation 978   978  
Net loss (5,013)     (5,013)
Ending balance (in shares) at Jun. 30, 2023   16,858,194    
Ending balance at Jun. 30, 2023 31,902 $ 17 300,113 (268,228)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Issuance of stock from vested restricted stock units (in shares)   14,424    
Issuance of stock under Employee Stock Purchase Plan (in shares)   59,276    
Issuance of stock under Employee Stock Purchase Plan 127   127  
Stock-based compensation 890   890  
Net loss (5,415)     (5,415)
Ending balance (in shares) at Sep. 30, 2023   16,931,894    
Ending balance at Sep. 30, 2023 $ 27,504 $ 17 301,130 (273,643)
Beginning balance (in shares) at Dec. 31, 2023 17,045,954 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    
Issuance of stock under Employee Stock Purchase Plan (in shares)   54,605    
Issuance of stock under Employee Stock Purchase Plan 104   104  
Exercise of stock options (in shares)   326    
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 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 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    
Issuance of stock under Employee Stock Purchase Plan (in shares)   41,443    
Issuance of stock under Employee Stock Purchase Plan 72 $ 1 71  
Exercise of stock options (in shares)   84,162    
Exercise of stock options 22   22  
Stock-based compensation 217   217  
Net loss $ (5,028)     (5,028)
Ending balance (in shares) at Sep. 30, 2024 17,520,335 17,520,335    
Ending balance at Sep. 30, 2024 $ 12,868 $ 18 $ 303,420 $ (290,570)