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Note 3 - Loans and Allowance for Credit Losses on Loans - Loans by Loan Portfolio Class (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Loans | [1] | $ 5,617,084 | $ 5,205,918
Home Equity Line of Credit [Member] |  |  |
Loans |  | 203,184 | 200,725
Credit Card Receivable [Member] |  |  |
Loans |  | 24,055 | 20,413
Commercial Real Estate Portfolio Segment [Member] |  |  |
Loans |  | 2,453,737 | 2,231,975
Commercial Real Estate Portfolio Segment [Member] | Non-owner Occupied [Member] |  |  |
Loans |  | 1,508,615 | 1,397,346
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied [Member] |  |  |
Loans |  | 945,122 | 834,629
Commercial and Industrial Portfolio Segment [Member] | Term, Excluding PPP [Member] |  |  |
Loans |  | 826,201 | 765,163
Commercial and Industrial Portfolio Segment [Member] | Term [Member] |  |  |
Loans |  | 826,201 |
Commercial and Industrial Portfolio Segment [Member] | Term [Member] | Small Business Administration (SBA), CARES Act, Paycheck Protection Program [Member] |  |  |
Loans |  | 4,827 | 18,593
Commercial and Industrial Portfolio Segment [Member] | Lines of Credit [Member] |  |  |
Loans |  | 419,999 | 465,813
Total Commercial and Industrial Portfolio Segment [Member] |  |  |
Loans |  | 1,251,027 | 1,249,569
Residential Real Estate Portfolio Segment [Member] |  |  |
Loans |  | 1,046,548 | 904,763
Residential Real Estate Portfolio Segment [Member] | Non-owner Occupied [Member] |  |  |
Loans |  | 350,386 | 313,248
Residential Real Estate Portfolio Segment [Member] | Owner Occupied [Member] |  |  |
Loans |  | 696,162 | 591,515
Construction and Development [Member] |  |  |
Loans |  | 480,120 | 445,690
Consumer Portfolio Segment [Member] |  |  |
Loans |  | 143,703 | 139,461
Finance Leases Portfolio Segment [Member] |  |  |
Loans |  | $ 14,710 | $ 13,322
[1] | Total loans are presented inclusive of premiums, discounts and net loan origination fees and costs.

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