Annual report [Section 13 and 15(d), not S-K Item 405]

Note 11 - Commitments and Contingencies (Details Textual)

v3.26.1
Note 11 - Commitments and Contingencies (Details Textual)
12 Months Ended
Dec. 31, 2025
USD ($)
Dec. 31, 2024
USD ($)
Oct. 01, 2020
ft²
Mar. 31, 2020
USD ($)
Operating Lease, Expense $ 108,000 $ 106,000    
Operating Lease, Weighted Average Remaining Lease Term (Year) 1 year 9 months 2 years 9 months    
Operating Lease, Weighted Average Discount Rate, Percent 6.00% 6.00%    
Operating Lease, Right-of-Use Asset $ 149,525 $ 226,704    
Operating Lease, Liability 185,065 $ 279,312    
Estimated Litigation Liability $ 250,000     $ 450,000
Office Lease [Member]        
Area of Real Estate Property (Square Foot) | ft²     4,902  
Lessee, Operating Lease, Term of Contract (Month)     84 months