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Note 3 - Loans and Allowance for Credit Losses - Activity in Allowance for Loan Losses and the Recorded Investments in Loans (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Balance | $ 49,914 | $ 42,246 | $ 35,363
Provision for credit losses | 7,400 | 7,700 | 6,550
Charge-offs | (3,837) | (863) | (292)
Recoveries | 977 | 831 | 1,025
Balance | 54,454 | 49,914 | 42,246
Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member] |  |  |
Balance |  |  | (400)
Revision of Prior Period, Reclassification, Adjustment [Member] |  |  |
Balance |  | 0 |
Balance |  |  | 0
Revision of Prior Period, After Reclassification [Member] |  |  |
Balance |  | 42,246 |
Balance |  |  | 42,246
Commercial Portfolio Segment [Member] |  |  |
Charge-offs | (3,750) | (272) |
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] |  |  |
Balance | 7,441 | 10,203 | 10,782
Provision for credit losses | 7,109 | (2,822) | 946
Charge-offs | (3,750) | (218) | (171)
Recoveries | 365 | 188 | 217
Balance | 11,165 | 7,441 | 10,203
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member] |  |  |
Balance |  |  | (1,571)
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Revision of Prior Period, Reclassification, Adjustment [Member] |  |  |
Balance |  | 90 |
Balance |  |  | 90
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] | Revision of Prior Period, After Reclassification [Member] |  |  |
Balance |  | 10,293 |
Balance |  |  | 10,293
Commercial Portfolio Segment [Member] | Vacant Land and Land Development and Residential Construction Loan [Member] |  |  |
Balance | 384 | 490 | 420
Provision for credit losses | (22) | (141) | 138
Charge-offs | 0 | 0 | (29)
Recoveries | 5 | 35 | 4
Balance | 367 | 384 | 490
Commercial Portfolio Segment [Member] | Vacant Land and Land Development and Residential Construction Loan [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member] |  |  |
Balance |  |  | (43)
Commercial Portfolio Segment [Member] | Vacant Land and Land Development and Residential Construction Loan [Member] | Revision of Prior Period, Reclassification, Adjustment [Member] |  |  |
Balance |  | 0 |
Balance |  |  | 0
Commercial Portfolio Segment [Member] | Vacant Land and Land Development and Residential Construction Loan [Member] | Revision of Prior Period, After Reclassification [Member] |  |  |
Balance |  | 490 |
Balance |  |  | 490
Commercial Portfolio Segment [Member] | Real Estate Owner Occupied Loan [Member] |  |  |
Balance | 7,186 | 5,914 | 6,045
Provision for credit losses | 314 | 1,255 | 378
Charge-offs | 0 | (54) | (38)
Recoveries | 171 | 71 | 89
Balance | 7,671 | 7,186 | 5,914
Commercial Portfolio Segment [Member] | Real Estate Owner Occupied Loan [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member] |  |  |
Balance |  |  | (560)
Commercial Portfolio Segment [Member] | Real Estate Owner Occupied Loan [Member] | Revision of Prior Period, Reclassification, Adjustment [Member] |  |  |
Balance |  | 0 |
Balance |  |  | 0
Commercial Portfolio Segment [Member] | Real Estate Owner Occupied Loan [Member] | Revision of Prior Period, After Reclassification [Member] |  |  |
Balance |  | 5,914 |
Balance |  |  | 5,914
Commercial Portfolio Segment [Member] | Real Estate Non Owner Occupied Loan [Member] |  |  |
Balance | 9,852 | 9,242 | 12,990
Provision for credit losses | 1,067 | 610 | (1,214)
Charge-offs | 0 | 0 | 0
Recoveries | 0 | 0 | 0
Balance | 10,919 | 9,852 | 9,242
Commercial Portfolio Segment [Member] | Real Estate Non Owner Occupied Loan [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member] |  |  |
Balance |  |  | (2,534)
Commercial Portfolio Segment [Member] | Real Estate Non Owner Occupied Loan [Member] | Revision of Prior Period, Reclassification, Adjustment [Member] |  |  |
Balance |  | 0 |
Balance |  |  | 0
Commercial Portfolio Segment [Member] | Real Estate Non Owner Occupied Loan [Member] | Revision of Prior Period, After Reclassification [Member] |  |  |
Balance |  | 9,242 |
Balance |  |  | 9,242
Commercial Portfolio Segment [Member] | Real Estate Multi Family and Residential Rental Loan [Member] |  |  |
Balance | 3,184 | 2,191 | 2,006
Provision for credit losses | 468 | 967 | 763
Charge-offs | 0 | 0 | 0
Recoveries | 15 | 26 | 43
Balance | 3,667 | 3,184 | 2,191
Commercial Portfolio Segment [Member] | Real Estate Multi Family and Residential Rental Loan [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member] |  |  |
Balance |  |  | (621)
Commercial Portfolio Segment [Member] | Real Estate Multi Family and Residential Rental Loan [Member] | Revision of Prior Period, Reclassification, Adjustment [Member] |  |  |
Balance |  | 0 |
Balance |  |  | 0
Commercial Portfolio Segment [Member] | Real Estate Multi Family and Residential Rental Loan [Member] | Revision of Prior Period, After Reclassification [Member] |  |  |
Balance |  | 2,191 |
Balance |  |  | 2,191
Retail Portfolio Segment [Member] |  |  |
Charge-offs | (87) | (591) |
Retail Portfolio Segment [Member] | One to Four Family Mortgages [Member] |  |  |
Balance | 18,986 | 14,027 | 2,449
Provision for credit losses | (474) | 5,638 | 5,621
Charge-offs | (33) | (414) | (33)
Recoveries | 223 | 432 | 595
Balance | 18,702 | 18,986 | 14,027
Retail Portfolio Segment [Member] | One to Four Family Mortgages [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member] |  |  |
Balance |  |  | 5,395
Retail Portfolio Segment [Member] | One to Four Family Mortgages [Member] | Revision of Prior Period, Reclassification, Adjustment [Member] |  |  |
Balance |  | (697) |
Balance |  |  | (697)
Retail Portfolio Segment [Member] | One to Four Family Mortgages [Member] | Revision of Prior Period, After Reclassification [Member] |  |  |
Balance |  | 13,330 |
Balance |  |  | 13,330
Retail Portfolio Segment [Member] | Other Consumer Loans [Member] |  |  |
Balance | 2,881 | 160 | 626
Provision for credit losses | (1,089) | 2,212 | (111)
Charge-offs | (54) | (177) | (21)
Recoveries | 198 | 79 | 77
Balance | 1,936 | 2,881 | 160
Retail Portfolio Segment [Member] | Other Consumer Loans [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member] |  |  |
Balance |  |  | (411)
Retail Portfolio Segment [Member] | Other Consumer Loans [Member] | Revision of Prior Period, Reclassification, Adjustment [Member] |  |  |
Balance |  | 607 |
Balance |  |  | 607
Retail Portfolio Segment [Member] | Other Consumer Loans [Member] | Revision of Prior Period, After Reclassification [Member] |  |  |
Balance |  | 767 |
Balance |  |  | 767
Unallocated Financing Receivables [Member] |  |  |
Balance | 0 | 19 | 45
Provision for credit losses | 27 | (19) | 29
Charge-offs | 0 | 0 | 0
Recoveries | 0 | 0 | 0
Balance | $ 27 | 0 | 19
Unallocated Financing Receivables [Member] | Cumulative Effect, Period of Adoption, Adjustment [Member] | Accounting Standards Update 2016-13 [Member] |  |  |
Balance |  |  | (55)
Unallocated Financing Receivables [Member] | Revision of Prior Period, Reclassification, Adjustment [Member] |  |  |
Balance |  | 0 |
Balance |  |  | 0
Unallocated Financing Receivables [Member] | Revision of Prior Period, After Reclassification [Member] |  |  |
Balance |  | $ 19 |
Balance |  |  | $ 19

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