Note 3 - Loans and Allowance for Credit Losses - Loans by Credit Quality Indicators (Details) - USD ($) $ in Thousands		Dec. 31, 2023	Dec. 31, 2022
Loans		$ 4,303,758	$ 3,916,619
Commercial Portfolio Segment [Member]
Loans		3,415,299	3,131,830
Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]
Loans	[1]	1,254,586	1,185,083
Commercial Portfolio Segment [Member] | Vacant Land and Land Development and Residential Construction Loan [Member]
Loans		74,753	61,873
Commercial Portfolio Segment [Member] | Real Estate Owner Occupied Loan [Member]
Loans		717,667	639,192
Commercial Portfolio Segment [Member] | Real Estate Non Owner Occupied Loan [Member]
Loans	[2]	1,035,684	979,214
Commercial Portfolio Segment [Member] | Real Estate Multi Family and Residential Rental Loan [Member]
Loans	[2]	332,609	266,468
Grades 1-4 [Member] | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]
Loans	[3]	724,156	719,583
Grades 1-4 [Member] | Commercial Portfolio Segment [Member] | Vacant Land and Land Development and Residential Construction Loan [Member]
Loans		34,944	41,711
Grades 1-4 [Member] | Commercial Portfolio Segment [Member] | Real Estate Owner Occupied Loan [Member]
Loans		468,339	406,341
Grades 1-4 [Member] | Commercial Portfolio Segment [Member] | Real Estate Non Owner Occupied Loan [Member]
Loans		451,019	428,733
Grades 1-4 [Member] | Commercial Portfolio Segment [Member] | Real Estate Multi Family and Residential Rental Loan [Member]
Loans		172,455	137,258
Grades 5-7 [Member] | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]
Loans		505,807	450,405
Grades 5-7 [Member] | Commercial Portfolio Segment [Member] | Vacant Land and Land Development and Residential Construction Loan [Member]
Loans		39,719	20,057
Grades 5-7 [Member] | Commercial Portfolio Segment [Member] | Real Estate Owner Occupied Loan [Member]
Loans		248,802	229,766
Grades 5-7 [Member] | Commercial Portfolio Segment [Member] | Real Estate Non Owner Occupied Loan [Member]
Loans		573,771	538,081
Grades 5-7 [Member] | Commercial Portfolio Segment [Member] | Real Estate Multi Family and Residential Rental Loan [Member]
Loans		147,903	129,161
Grades 8-9 [Member] | Commercial Portfolio Segment [Member] | Commercial and Industrial [Member]
Loans		24,623	15,095
Grades 8-9 [Member] | Commercial Portfolio Segment [Member] | Vacant Land and Land Development and Residential Construction Loan [Member]
Loans		90	105
Grades 8-9 [Member] | Commercial Portfolio Segment [Member] | Real Estate Owner Occupied Loan [Member]
Loans		526	3,085
Grades 8-9 [Member] | Commercial Portfolio Segment [Member] | Real Estate Non Owner Occupied Loan [Member]
Loans		10,894	12,400
Grades 8-9 [Member] | Commercial Portfolio Segment [Member] | Real Estate Multi Family and Residential Rental Loan [Member]
Loans		$ 12,251	$ 49

[1] Credit cards to business customers were reclassified from other consumer loans to commercial and industrial during the year ended December 31, 2023. Credit cards to business customers totaled $17.8 million and $16.6 million as of December 31, 2023, and 2022, respectively.

[2] We have reclassified multi-family construction loans from real estate - non-owner occupied loans to real estate - multi-family and residential rental loans. The table above reflects a classification change of $54.5 million as of December 31, 2022. All the tables that follow have been adjusted to reflect the reclassifications as of the applicable dates.

[3] Included in Commercial and Industrial Loans Grades 1 – 4 are $40.1 million of loans originated under the Paycheck Protection Program.