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Note 3 - Loans - Summary of Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023	Sep. 30, 2023	Dec. 31, 2022
Loans	$ 994,720	$ 969,430	$ 952,499
Allowance for credit losses	(12,704)	(11,974)	(8,896)	$ (7,446)
Loans, net	982,016	957,456
Commercial and Industrial Loans [Member]
Loans	114,823	113,074	117,130
Allowance for credit losses	(4,223)	(3,706)	(920)	(1,874)
Consumer and Other Loans [Member]
Loans	17,701	12,035	11,014
Allowance for credit losses	(124)	(99)	(96)	(309)
Construction and Land Development [Member] | Real Estate 1 [Member]
Loans	61,446	52,680	50,405
Allowance for credit losses	(391)	(312)	(302)	(546)
Secured by Multi-family Residential Properties [Member] | Real Estate 1 [Member]
Loans	351,004	344,369	340,773
Allowance for credit losses	(2,844)	(3,159)	(2,433)	(1,108)
Other Real Estate Loans [Member] | Real Estate 1 [Member]
Loans	449,746	447,272	433,177
Allowance for credit losses	$ (5,122)	$ (4,698)	$ (5,145)	$ (3,609)

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