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Note 4 - Loans - Loans (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Jun. 30, 2024 | Dec. 31, 2023 | Sep. 30, 2023 | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | --- | --- | --- | --- | ---
Loans | $ 1,075,138 |  | $ 1,016,579 |  |  |
Deferred loan fees and costs, net | (1,429) |  | (1,406) |  |  |
Allowance for credit losses | (11,479) | $ (11,121) | (10,896) | $ (9,738) | $ (9,411) | $ (9,468)
Net loans | 1,062,230 |  | 1,004,277 |  |  |
Commercial Real Estate Portfolio Segment [Member] | Construction and Land [Member] |  |  |  |  |  |
Loans | 31,300 |  | 63,060 |  |  |
Allowance for credit losses | (603) | (909) | (1,227) | (792) | (578) | (1,055)
Commercial Real Estate Portfolio Segment [Member] | Multifamily [Member] |  |  |  |  |  |
Loans | 58,360 |  | 54,045 |  |  |
Allowance for credit losses | (447) | (666) | (667) | (622) | (514) | (479)
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied [Member] |  |  |  |  |  |
Loans | 228,516 |  | 210,407 |  |  |
Allowance for credit losses | (1,509) | (1,856) | (1,805) | (1,755) | (1,944) | (1,798)
Commercial Real Estate Portfolio Segment [Member] | Non-owner Occupied [member] |  |  |  |  |  |
Loans | 517,254 |  | 470,052 |  |  |
Allowance for credit losses | (6,046) | (4,764) | (4,805) | (4,433) | (4,628) | (4,211)
Commercial Real Estate Portfolio Segment [Member] | Farmland Loans [Member] |  |  |  |  |  |
Loans | 93,881 |  | 96,188 |  |  |
Allowance for credit losses | (1,709) | (1,409) | (1,468) | (1,379) | (901) | (830)
Commercial Portfolio Segment [Member] |  |  |  |  |  |
Loans | 81,439 |  | 65,218 |  |  |
Allowance for credit losses | (895) | (1,177) | (650) | (527) | (600) | (612)
Consumer Portfolio Segment [Member] |  |  |  |  |  |
Loans | 33,612 |  | 31,687 |  |  |
Allowance for credit losses | (165) | (239) | (227) | (192) | (207) | (311)
Agriculture [Member] |  |  |  |  |  |
Loans | 30,776 |  | 25,922 |  |  |
Allowance for credit losses | $ (105) | $ (101) | $ (47) | $ (38) | $ (39) | $ (172)

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