Note 4 - Loans - Loans (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 21, 2022	Dec. 31, 2021
Total loans	$ 2,186,449	$ 2,186,449	$ 1,946,580
Commercial Portfolio Segment [Member]
Total loans	304,247	304,247	299,773
Commercial Real Estate Portfolio Segment [Member] | Construction and Land Development [Member]
Total loans	197,525	197,525	134,221
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Commercial Real Estate [Member]
Total loans	418,462	418,462	391,517
Commercial Real Estate Portfolio Segment [Member] | Non-owner Occupied Commercial Real Estate [Member]
Total loans	827,728	827,728	731,034
Residential Portfolio Segment [Member] | Residential [Member]
Total loans	338,132	338,132	289,757
Residential Portfolio Segment [Member] | Home Equity Line of Credit [Member]
Total loans	93,740	93,740	93,203
Consumer Portfolio Segment [Member]
Total loans	$ 6,615	$ 6,615	$ 7,075