Quarterly report [Sections 13 or 15(d)]

Stock Options (Details)

v3.26.1
Stock Options (Details) - USD ($)
3 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Stock Options [Line Items]    
Stock-based compensation expenses $ 138,000 $ 97,000
Unamortized stock-based compensation expense $ 721,000  
Unamortized stock-based compensation expense 33 years  
Location, Statement of Income, Balance [Axis]: GeneralandAdministrativeExpenseMember    
Stock Options [Line Items]    
Stock-based compensation expenses $ 136,000 92,000
Location, Statement of Income, Balance [Axis]: ResearchandDevelopmentExpenseMember    
Stock Options [Line Items]    
Stock-based compensation expenses $ 2,000 $ 5,000
Stock Option [Member]    
Stock Options [Line Items]    
Stock options to purchase an aggregate shares (in Shares) 12,291 22,899