v3.26.1
Note 6 - Premises and Equipment (Details Textual) - USD ($)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Amortization of Intangible Assets $ 172,100 $ 77,400
Other Assets [Member]    
Intangible Assets, Net (Excluding Goodwill) $ 784,800 $ 939,000