v3.26.1
Note 11 - Borrowed Funds (Details Textual) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Sep. 25, 2025
Subordinated Debt [Member]      
Debt Instrument, Face Amount     $ 12.5
Debt Instrument, Interest Rate, Stated Percentage     7.875%
Federal Reserve Bank Advances, Facility One [Member]      
Line of Credit Facility, Maximum Borrowing Capacity $ 31.9    
Commercial Banks [Member]      
Line of Credit Facility, Maximum Borrowing Capacity 23.5    
Commercial Banks [Member] | Unsecured Debt [Member]      
Line of Credit Facility, Maximum Borrowing Capacity 14.5    
Commercial Banks [Member] | Secured Debt [Member]      
Line of Credit Facility, Maximum Borrowing Capacity 9.0    
Federal Home Loan Bank of Atlanta [Member]      
Federal Home Loan Bank, Advances, General Debt Obligations, Maximum Amount Available 105.4    
Federal Home Loan Bank advances $ 57.7 $ 62.7  
Federal Home Loan Bank of Atlanta [Member] | Pledged Single-family Residential Loans [Member]      
Debt Instruments, Borrowing Capacity, Percentage 75.00%    
Federal Home Loan Bank of Atlanta [Member] | Pledged Commercial Loan [Member]      
Debt Instruments, Borrowing Capacity, Percentage 50.00%