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

Note 7 - Other Borrowings (Details Textual)

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Note 7 - Other Borrowings (Details Textual) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 12 Months Ended
Jun. 30, 2023
Dec. 31, 2023
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 203
Proceeds from FHLBank Borrowings, Financing Activities     $ 0 $ 5,000  
Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Collateral Pledged   $ 102,600 103,800 102,600  
BMO Harris Bank [Member]          
Line of Credit Facility, Maximum Borrowing Capacity   10,000 10,000 10,000  
Federal Funds Purchased   0 0 $ 0  
Federal Home Loan Bank of Chicago [Member]          
Proceeds from FHLBank Borrowings, Financing Activities $ 5,000   $ 0    
Federal Home Loan Bank, Advance, Branch of FHLBank, Interest Rate 4.78%        
Debt Instrument, Term (Month) 24 months        
Federal Reserve Bank of Chicago [Member] | Bank Term Funding Program [Member]          
Proceeds from FHLBank Borrowings, Financing Activities   $ 10,000      
Federal Home Loan Bank, Advance, Branch of FHLBank, Interest Rate         5.31%
Debt Instrument, Term (Month)   12 months