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v3.23.1

Note 1 - Summary of Significant Accounting Policies (Details Textual) $ in Thousands | 12 Months Ended |  |
--- | --- | --- | ---
Dec. 31, 2022 USD ($) | Jan. 01, 2023 USD ($) | Dec. 31, 2021 USD ($)
Cash Pass-through Reserve, Federal Home Loan Bank | $ 0 |  | $ 0
Number of Reportable Segments | 1 |  |
Core Deposits [Member] |  |  |
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life (Month) | 120 months |  |
Minimum [Member] | Accounting Standards Update 2016-13 [Member] | Subsequent Event [Member] |  |  |
Financing Receivable, Allowance for Credit Loss, Ending Balance |  | $ 6,500 |
Financing Receivable Allowance For Credit Loss Loan Coverage Ratio |  | 1.15% |
Financing Receivable Increase Due To Migration Of Purchased Loans Percentage |  | 20.00% |
Minimum [Member] | Accounting Standards Update 2016-13 [Member] | Subsequent Event [Member] | Unfunded Loan Commitment [Member] |  |  |
Liability for Expected Credit Losses |  | $ 2,500 |
Minimum [Member] | Land Improvements [Member] |  |  |
Property, Plant and Equipment, Useful Life (Year) | 7 years |  |
Minimum [Member] | Building [Member] |  |  |
Property, Plant and Equipment, Useful Life (Year) | 5 years |  |
Minimum [Member] | Furniture and Fixtures [Member] |  |  |
Property, Plant and Equipment, Useful Life (Year) | 3 years |  |
Maximum [Member] | Accounting Standards Update 2016-13 [Member] | Subsequent Event [Member] |  |  |
Financing Receivable, Allowance for Credit Loss, Ending Balance |  | $ 7,000 |
Financing Receivable Allowance For Credit Loss Loan Coverage Ratio |  | 1.25% |
Financing Receivable Increase Due To Migration Of Purchased Loans Percentage |  | 25.00% |
Maximum [Member] | Accounting Standards Update 2016-13 [Member] | Subsequent Event [Member] | Unfunded Loan Commitment [Member] |  |  |
Liability for Expected Credit Losses |  | $ 3,000 |
Maximum [Member] | Land Improvements [Member] |  |  |
Property, Plant and Equipment, Useful Life (Year) | 15 years |  |
Maximum [Member] | Building [Member] |  |  |
Property, Plant and Equipment, Useful Life (Year) | 39 years |  |
Maximum [Member] | Furniture and Fixtures [Member] |  |  |
Property, Plant and Equipment, Useful Life (Year) | 7 years |  |

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