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Note 3 - Loans and Allowance for Credit Losses - Components of Loan Portfolio (Details) - USD ($) $ in Thousands | 12 Months Ended |
--- | --- | ---
Dec. 31, 2024 | Dec. 31, 2023
Loans | $ 4,600,781 | $ 4,303,758
Percent of portfolio | 100.00% | 100.00%
Period increase (decrease) | 6.90% |
Commercial Portfolio Segment [Member] |  |
Loans | $ 3,707,304 | $ 3,415,299
Percent of portfolio | 80.60% | 79.40%
Period increase (decrease) | 8.50% |
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member] |  |
Loans | $ 1,287,308 | $ 1,254,586
Percent of portfolio | 28.00% | 29.20%
Period increase (decrease) | 2.60% |
Commercial Portfolio Segment [Member] | Vacant Land and Land Development and Residential Construction Loan [Member] |  |
Loans | $ 66,936 | $ 74,753
Percent of portfolio | 1.50% | 1.70%
Period increase (decrease) | (10.50%) |
Commercial Portfolio Segment [Member] | Real Estate Owner Occupied Loan [Member] |  |
Loans | $ 748,837 | $ 717,667
Percent of portfolio | 16.30% | 16.70%
Period increase (decrease) | 4.30% |
Commercial Portfolio Segment [Member] | Real Estate Non Owner Occupied Loan [Member] |  |
Loans | $ 1,128,404 | $ 1,035,684
Percent of portfolio | 24.50% | 24.10%
Period increase (decrease) | 9.00% |
Commercial Portfolio Segment [Member] | Real Estate Multi Family and Residential Rental Loan [Member] |  |
Loans | $ 475,819 | $ 332,609
Percent of portfolio | 10.30% | 7.70%
Period increase (decrease) | 43.10% |
Retail Portfolio Segment [Member] |  |
Loans | $ 893,477 | $ 888,459
Percent of portfolio | 19.40% | 20.60%
Period increase (decrease) | 0.60% |
Retail Portfolio Segment [Member] | One to Four Family Mortgages [Member] |  |
Loans | $ 827,597 | $ 837,406
Percent of portfolio | 18.00% | 19.50%
Period increase (decrease) | (1.20%) |
Retail Portfolio Segment [Member] | Other Consumer Loans [Member] |  |
Loans | $ 65,880 | $ 51,053
Percent of portfolio | 1.40% | 1.10%
Period increase (decrease) | 29.00% |

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- Definition Percentage, before allowance for credit loss, of financing receivable to total financing receivable. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name Regulation S-K (SK) -Number 229 -Section 1405 -Paragraph c -Publisher SEC + Details
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