v3.26.1
Note 5 - Other Borrowings (Details Textual) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Mar. 31, 2025
Jun. 30, 2026
Dec. 31, 2025
Federal Home Loan Bank, Advances, General Debt Obligations, Amount of Available, Unused Funds   $ 74,000  
Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Collateral Pledged   98,300  
BMO Harris Bank [Member]      
Line of Credit Facility, Maximum Borrowing Capacity   10,000 $ 10,000
Federal Funds Purchased   0 0
Federal Home Loan Bank of Chicago [Member]      
Proceeds from FHLBank Borrowings, Financing Activities $ 0 0  
Advance from Federal Home Loan Bank   $ 0 0
Federal Home Loan Bank, Advances, General Debt Obligations, Amount of Available, Unused Funds     79,100
Federal Home Loan Bank, Advances, General Debt Obligations, Disclosures, Collateral Pledged     $ 105,100