v3.26.1
CONDENSED STATEMENTS OF STOCKHOLDERS' EQUITY - USD ($)
Total
Common Stock
Additional Paid-in Capital
Accumulated Deficit
Beginning balance (in shares) at Dec. 31, 2024   19,782,311    
Beginning balance at Dec. 31, 2024 $ 17,747,000 $ 19,000 $ 152,211,000 $ (134,483,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Stock-based compensation 381,000   381,000  
Stock option exercises, net of cashless exercises (in shares)   181,256    
Stock option exercises, net of cashless exercises 446,000 $ 1,000 445,000  
Issuance of shares for vested restricted stock grants (in shares)   62,276    
Net income (loss) (569,000)     (569,000)
Ending balance (in shares) at Jun. 30, 2025   20,025,843    
Ending balance at Jun. 30, 2025 18,005,000 $ 20,000 153,037,000 (135,052,000)
Beginning balance (in shares) at Mar. 31, 2025   19,816,043    
Beginning balance at Mar. 31, 2025 17,608,000 $ 19,000 152,390,000 (134,801,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Stock-based compensation 202,000   202,000  
Stock option exercises, net of cashless exercises (in shares)   181,256    
Stock option exercises, net of cashless exercises 446,000 $ 1,000 445,000  
Issuance of shares for vested restricted stock grants (in shares)   28,544    
Net income (loss) (251,000)     (251,000)
Ending balance (in shares) at Jun. 30, 2025   20,025,843    
Ending balance at Jun. 30, 2025 $ 18,005,000 $ 20,000 153,037,000 (135,052,000)
Beginning balance (in shares) at Dec. 31, 2025 20,225,323 20,225,323    
Beginning balance at Dec. 31, 2025 $ 20,697,000 $ 20,000 153,887,000 (133,210,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Stock-based compensation 489,000   489,000  
Stock option exercises, net of cashless exercises (in shares)   1,667    
Stock option exercises, net of cashless exercises 4,000   4,000  
Issuance of shares for vested restricted stock grants (in shares)   25,898    
Net income (loss) $ 1,299,000     1,299,000
Ending balance (in shares) at Jun. 30, 2026 20,252,888 20,252,888    
Ending balance at Jun. 30, 2026 $ 22,489,000 $ 20,000 154,380,000 (131,911,000)
Beginning balance (in shares) at Mar. 31, 2026   20,239,060    
Beginning balance at Mar. 31, 2026 21,533,000 $ 20,000 154,087,000 (132,574,000)
Increase (Decrease) in Stockholders' Equity [Roll Forward]        
Stock-based compensation 289,000   289,000  
Stock option exercises, net of cashless exercises (in shares)   1,667    
Stock option exercises, net of cashless exercises 4,000   4,000  
Issuance of shares for vested restricted stock grants (in shares)   12,161    
Net income (loss) $ 663,000     663,000
Ending balance (in shares) at Jun. 30, 2026 20,252,888 20,252,888    
Ending balance at Jun. 30, 2026 $ 22,489,000 $ 20,000 $ 154,380,000 $ (131,911,000)