v3.26.1
Condensed Balance Sheets (Parenthetical) - USD ($)
Jun. 30, 2026
Dec. 31, 2025
Defined Benefit Plan Disclosure [Line Items]    
Allowance for doubtful accounts $ 69,000 $ 69,000
Reserve for obsolescence 121,000 135,000
Debt instrument, unamortized discount $ 188,000
Preferred stock, par value $ 0.01 $ 0.01
Preferred stock, shares authorized 5,000,000 5,000,000
Preferred stock, shares issued 0 0
Preferred stock, shares outstanding 0 0
Common Stock, Par or Stated Value Per Share $ 0.01 $ 0.01
Common Stock, Shares Authorized 45,000,000 45,000,000
Common stock shares issued 4,670,396 4,592,063
Common stock shares outstanding 4,670,396 4,592,063
Nonrelated Party [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Debt instrument, unamortized discount $ 188,000 $ 188,000
Related Party [Member]    
Defined Benefit Plan Disclosure [Line Items]    
Debt instrument, unamortized discount $ 59,000