Note 11 - Fair Value Measurements (Tables)
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9 Months Ended |
Sep. 30, 2026 |
| Notes Tables |
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| Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block] |
| | | September 30, 2026 | |
| | | Quoted Prices in Active Markets for Identical Assets or Liabilities | | | Significant Other Observable Inputs | | | Significant Unobservable Inputs | | | | | |
| (dollars in thousands) | | (Level 1) | | | (Level 2) | | | (Level 3) | | | Total | |
| Financial Assets | | | | | | | | | | | | | | | | |
| Securities available-for-sale | | | | | | | | | | | | | | | | |
| Municipal bonds | | $ | 10,490 | | | $ | 62,268 | | | $ | — | | | $ | 72,758 | |
| ABS agency | | | — | | | | 11,170 | | | | — | | | | 11,170 | |
| ABS corporate | | | — | | | | 21,088 | | | | — | | | | 21,088 | |
| Corporate debt | | | 1,957 | | | | 58,234 | | | | — | | | | 60,191 | |
| SBA | | | — | | | | 4,923 | | | | — | | | | 4,923 | |
| MBS agency | | | — | | | | 91,217 | | | | — | | | | 91,217 | |
| MBS non-agency | | | — | | | | 39,607 | | | | 9,234 | | | | 48,841 | |
| Servicing rights on sold loans | | | — | | | | — | | | | 2,776 | | | | 2,776 | |
| Interest rate swap derivative - securities and loans | | | — | | | | 734 | | | | — | | | | 734 | |
| Total assets measured at fair value | | $ | 12,447 | | | $ | 289,241 | | | $ | 12,010 | | | $ | 313,698 | |
| | | December 31, 2025 | |
| | | Quoted Prices in Active Markets for Identical Assets or Liabilities | | | Significant Other Observable Inputs | | | Significant Unobservable Inputs | | | | | |
| (dollars in thousands) | | (Level 1) | | | (Level 2) | | | (Level 3) | | | Total | |
| Financial Assets | | | | | | | | | | | | | | | | |
| Securities available-for-sale | | | | | | | | | | | | | | | | |
| Municipal bonds | | $ | 11,908 | | | $ | 68,344 | | | $ | — | | | $ | 80,252 | |
| ABS agency | | | — | | | | 11,943 | | | | — | | | | 11,943 | |
| ABS corporate | | | — | | | | 7,961 | | | | — | | | | 7,961 | |
| Corporate debt | | | 1,977 | | | | 36,824 | | | | — | | | | 38,801 | |
| SBA | | | — | | | | 6,293 | | | | — | | | | 6,293 | |
| MBS agency | | | — | | | | 91,656 | | | | — | | | | 91,656 | |
| MBS non-agency | | | — | | | | 26,805 | | | | 6,599 | | | | 33,404 | |
| Servicing rights on sold loans | | | — | | | | — | | | | 3,014 | | | | 3,014 | |
| Total assets measured at fair value | | $ | 13,885 | | | $ | 249,826 | | | $ | 9,613 | | | $ | 273,324 | |
| Financial Liabilities | | | | | | | | | | | | | | | | |
| Interest rate swap derivative - securities and loans | | $ | — | | | $ | 1,703 | | | $ | — | | | $ | 1,703 | |
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| Fair Value Measurement Inputs and Valuation Techniques [Table Text Block] |
| September 30, 2026 | | Fair Value (dollars in thousands) | | Valuation Technique | | Unobservable Input (1) | | Range (Weighted Average) | |
| Servicing rights on sold loans | | $ | 2,776 | | Discounted cash flow | | Constant prepayment rate | | | 2.94% - 31.35% (5.09%) | |
| | | | | | | | Discount rate | | | 11.38% - 15.13% (12.02%) | |
| MBS non-agency | | $ | 9,234 | | Consensus pricing | | Offered quotes | | | 99.25 - 100.11 | |
| (1) Unobservable inputs were weighted by the relative fair value of the instruments. | |
| December 31, 2025 | | Fair Value (dollars in thousands) | | Valuation Technique | | Unobservable Input (1) | | Range (Weighted Average) | |
| Servicing rights on sold loans | | $ | 3,014 | | Discounted cash flow | | Constant prepayment rate | | | 4.31% - 31.02% (5.88%) | |
| | | | | | | | Discount rate | | | 10.38% - 12.52% (10.99%) | |
| MBS non-agency | | $ | 6,599 | | Consensus pricing | | Offered quotes | | | 99.0 - 100.4 | |
| (1) Unobservable inputs were weighted by the relative fair value of the instruments. | |
| September 30, 2026 | | Fair Value (dollars in thousands) | | Valuation Technique | | Unobservable Input | | Range (Weighted Average) | |
| Collateral dependent loans | | $ | 22,343 | | Market comparable | | Discount to appraisal | | | 0% | |
| Other real estate owned | | | 1,101 | | Market comparable | | Discount to appraisal | | | 0% - 10% (8%) | |
| December 31, 2025 | | Fair Value (dollars in thousands) | | Valuation Technique | | Unobservable Input | | Range (Weighted Average) | |
| Collateral dependent loans | | $ | 25,582 | | Market comparable | | Discount to appraisal | | | 0% | |
| Other real estate owned | | | 1,380 | | Market comparable | | Discount to appraisal | | | 0% - 10% (5%) | |
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| Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block] |
| | | As of or For the Three Months Ended September 30, | | | As of or For the Nine Months Ended September 30, | |
| (dollars in thousands) | | 2026 | | | 2025 | | | 2026 | | | 2025 | |
| Servicing rights on sold loans: | | | | | | | | | | | | | | | | |
| Balance at beginning of period | | $ | 3,012 | | | $ | 3,220 | | | $ | 3,014 | | | $ | 3,281 | |
| Servicing rights that result from transfers and sale of financial assets | | | — | | | | (4 | ) | | | 8 | | | | 13 | |
| Changes in fair value due to changes in model inputs or assumptions (1) | | | (236 | ) | | | (123 | ) | | | (246 | ) | | | (201 | ) |
| Balance at end of period | | $ | 2,776 | | | $ | 3,093 | | | $ | 2,776 | | | $ | 3,093 | |
| (1) Represents changes due to collection/realization of expected cash flows and curtailments. | |
| | | As of or For the Three Months Ended September 30, | | | As of or For the Nine Months Ended September 30, | |
| (dollars in thousands) | | 2026 | | | 2025 | | | 2026 | | | 2025 | |
| Securities available for sale: | | | | | | | | | | | | | | | | |
| MBS non-agency | | | | | | | | | | | | | | | | |
| Balance at beginning of period | | $ | 11,580 | | | $ | 13,198 | | | $ | 6,599 | | | $ | 31,881 | |
| Purchases | | | — | | | | — | | | | 5,000 | | | | — | |
| Principal payments and maturities | | | (2,350 | ) | | | (3,944 | ) | | | (2,350 | ) | | | (22,717 | ) |
| Unrealized Gains (Losses) | | | 4 | | | | 50 | | | | (15 | ) | | | 140 | |
| Balance at end of period | | $ | 9,234 | | | $ | 9,304 | | | $ | 9,234 | | | $ | 9,304 | |
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| Fair Value Measurements, Nonrecurring [Table Text Block] |
| | | September 30, 2026 | |
| (dollars in thousands) | | Level 1 | | | Level 2 | | | Level 3 | | | Total | |
| Collateral dependent loans | | $ | — | | | $ | — | | | $ | 22,343 | | | $ | 22,343 | |
| Other real estate owned | | | — | | | | — | | | | 1,101 | | | | 1,101 | |
| | | December 31, 2025 | |
| (dollars in thousands) | | Level 1 | | | Level 2 | | | Level 3 | | | Total | |
| Collateral dependent loans | | $ | — | | | $ | — | | | $ | 25,582 | | | $ | 25,582 | |
| Other real estate owned | | | — | | | | — | | | | 1,380 | | | | 1,380 | |
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| Fair Value, by Balance Sheet Grouping [Table Text Block] |
| | | September 30, 2026 | |
| | | | | | | | | | | Fair Value Measurements Using: | |
| (dollars in thousands) | | Carrying Amount | | | Estimated Fair Value | | | Level 1 | | | Level 2 | | | Level 3 | |
| Financial assets | | | | | | | | | | | | | | | | | | | | |
| Cash and cash equivalents | | $ | 103,625 | | | $ | 103,625 | | | $ | 103,625 | | | $ | — | | | $ | — | |
| Investment securities available for sale | | | 310,188 | | | | 310,188 | | | | 12,447 | | | | 288,507 | | | | 9,234 | |
| Loans held for sale | | | 300 | | | | 300 | | | | — | | | | 300 | | | | — | |
| Loans receivable, net | | | 1,577,186 | | | | 1,482,591 | | | | — | | | | — | | | | 1,482,591 | |
| FHLB stock | | | 13,211 | | | | 13,211 | | | | — | | | | 13,211 | | | | — | |
| Accrued interest receivable | | | 8,197 | | | | 8,197 | | | | — | | | | 8,197 | | | | — | |
| Servicing rights on sold loans, at fair value | | | 2,776 | | | | 2,776 | | | | — | | | | — | | | | 2,776 | |
| Interest rate swap derivative - securities and loans | | | 734 | | | | 734 | | | | — | | | | 734 | | | | — | |
| Financial liabilities | | | | | | | | | | | | | | | | | | | | |
| Demand deposits | | $ | 1,111,061 | | | $ | 1,111,061 | | | $ | 1,111,061 | | | $ | — | | | $ | — | |
| Time deposits | | | 523,347 | | | | 520,551 | | | | — | | | | — | | | | 520,551 | |
| FHLB Borrowings | | | 263,500 | | | | 262,998 | | | | — | | | | — | | | | 262,998 | |
| Line of Credit | | | 13,500 | | | | 13,597 | | | | — | | | | — | | | | 13,597 | |
| Subordinated debt, net | | | 34,694 | | | | 39,394 | | | | — | | | | — | | | | 39,394 | |
| Accrued interest payable | | | 145 | | | | 145 | | | | — | | | | 145 | | | | — | |
| | | December 31, 2025 | |
| | | | | | | | | | | Fair Value Measurements Using: | |
| (dollars in thousands) | | Carrying Amount | | | Estimated Fair Value | | | Level 1 | | | Level 2 | | | Level 3 | |
| Financial assets | | | | | | | | | | | | | | | | | | | | |
| Cash and cash equivalents | | $ | 85,117 | | | $ | 85,117 | | | $ | 85,117 | | | $ | — | | | $ | — | |
| Investment securities available for sale | | | 270,310 | | | | 270,310 | | | | 13,885 | | | | 249,826 | | | | 6,599 | |
| Loans held for sale | | | 1,063 | | | | 1,063 | | | | — | | | | 1,063 | | | | — | |
| Loans receivable, net | | | 1,612,028 | | | | 1,504,219 | | | | — | | | | — | | | | 1,504,219 | |
| FHLB stock | | | 13,105 | | | | 13,105 | | | | — | | | | 13,105 | | | | — | |
| Accrued interest receivable | | | 6,498 | | | | 6,498 | | | | — | | | | 6,498 | | | | — | |
| Servicing rights on sold loans, at fair value | | | 3,014 | | | | 3,014 | | | | — | | | | — | | | | 3,014 | |
| Financial liabilities | | | | | | | | | | | | | | | | | | | | |
| Demand deposits | | | 1,079,327 | | | $ | 1,079,327 | | | $ | 1,079,327 | | | $ | — | | | $ | — | |
| Time deposits | | | 519,774 | | | | 520,033 | | | | — | | | | — | | | | 520,033 | |
| FHLB Borrowings | | | 260,000 | | | | 260,510 | | | | — | | | | — | | | | 260,510 | |
| Line of Credit | | | 13,500 | | | | 13,589 | | | | — | | | | — | | | | 13,589 | |
| Subordinated debt, net | | | 34,643 | | | | 35,973 | | | | — | | | | — | | | | 35,973 | |
| Accrued interest payable | | | 1,223 | | | | 1,223 | | | | — | | | | 1,223 | | | | — | |
| Interest rate swap derivative - securities and loans | | | 1,703 | | | | 1,703 | | | | — | | | | 1,703 | | | | — | |
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