Note 5 - Deposits (Tables)
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9 Months Ended |
Sep. 30, 2026 |
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| Notes Tables |
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| Deposit Liabilities, Type [Table Text Block] |
| | | September 30, 2026 | | | December 31, 2025 | |
| (dollars in thousands) | | Amount | | | Weighted-Average Interest Rate | | | Amount | | | Weighted-Average Interest Rate | |
| Noninterest-bearing demand deposits | | $ | 253,385 | | | | — | % | | $ | 245,760 | | | | — | % |
| Interest-bearing demand deposits | | | 146,932 | | | | 0.26 | | | | 143,166 | | | | 0.19 | |
| Money market accounts | | | 466,782 | | | | 2.29 | | | | 451,143 | | | | 2.12 | |
| Savings accounts | | | 243,962 | | | | 1.64 | | | | 239,258 | | | | 1.39 | |
| Certificates of deposit, customer | | | 464,732 | | | | 3.62 | | | | 433,264 | | | | 3.63 | |
| Certificates of deposit, brokered | | | 58,615 | | | | 3.86 | | | | 86,510 | | | | 4.22 | |
| Total deposits | | $ | 1,634,408 | | | | 2.09 | | | $ | 1,599,101 | | | | 2.04 | |
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| Time Deposit Maturities [Table Text Block] |
| (dollars in thousands) | | September 30, 2026 | | | December 31, 2025 | |
| Within one year or less | | $ | 455,117 | | | $ | 450,819 | |
| After one year through two years | | | 62,568 | | | | 59,588 | |
| After two years through three years | | | 3,074 | | | | 5,483 | |
| After three years through four years | | | 791 | | | | 2,211 | |
| After four years through five years | | | 1,797 | | | | 1,673 | |
| Total certificates of deposit | | $ | 523,347 | | | $ | 519,774 | |
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| Schedule of Interest on Deposits Liabilities, Type [Table Text Block] |
| | | Three Months Ended September 30, | | | Nine Months Ended September 30, | |
| (dollars in thousands) | | 2026 | | | 2025 | | | 2026 | | | 2025 | |
| Demand deposits | | $ | 99 | | | $ | 52 | | | $ | 254 | | | $ | 552 | |
| Money market accounts | | | 2,642 | | | | 2,832 | | | | 7,436 | | | | 7,837 | |
| Savings accounts | | | 974 | | | | 914 | | | | 2,766 | | | | 2,581 | |
| Certificates of deposit, customer | | | 4,189 | | | | 4,175 | | | | 12,105 | | | | 13,093 | |
| Certificates of deposit, brokered | | | 589 | | | | 1,110 | | | | 1,895 | | | | 4,309 | |
| Total interest expense on deposits | | $ | 8,493 | | | $ | 9,083 | | | $ | 24,456 | | | $ | 28,372 | |
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