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Note 4 - Loans Receivable and Credit Disclosures - Schedule of Nonaccrual Loans (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Nonaccrual Loans | $ 13,794 | $ 14,721
Nonaccrual Loans, no allowance | 13,570 | 14,322
Construction Real Estate [Member] |  |
Nonaccrual Loans | 66 | 0
Nonaccrual Loans, no allowance | 66 | 0
Family Residential Real Estate 1-4 [Member] |  |
Nonaccrual Loans | 678 | 805
Nonaccrual Loans, no allowance | 563 | 687
Multifamily [Member] |  |
Nonaccrual Loans | 2,034 | 0
Nonaccrual Loans, no allowance | 2,034 | 0
Commercial Real Estate Portfolio Segment [Member] |  |
Nonaccrual Loans | 8,976 | 12,853
Nonaccrual Loans, no allowance | 8,976 | 12,853
Agriculture Real Estate [Member] |  |
Nonaccrual Loans | 449 | 500
Nonaccrual Loans, no allowance | 449 | 500
Commercial Portfolio Segment [Member] |  |
Nonaccrual Loans | 268 | 200
Nonaccrual Loans, no allowance | 172 | 200
Agriculture [Member] |  |
Nonaccrual Loans | 1,310 | 342
Nonaccrual Loans, no allowance | 1,310 | 78
Consumer and Other [Member] |  |
Nonaccrual Loans | 13 | 21
Nonaccrual Loans, no allowance | $ 0 | $ 4

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