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Note 3 - Loans Receivable - Schedule of Loans Receivable (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Mar. 31, 2026	Dec. 31, 2025	Jun. 30, 2025	Mar. 31, 2025	Dec. 31, 2024
Total Gross Loans	$ 1,951,977		$ 1,865,315
Less: Unearned Fees, net	(4,299)		(4,174)
Less: Allowance for Credit Losses - Loans	(19,306)	$ (19,049)	(19,308)	$ (19,057)	$ (19,460)	$ (19,450)
Net Loans	1,928,372		1,841,833
Residential Portfolio Segment [Member]
Less: Allowance for Credit Losses - Loans	(2,557)	(2,440)	(2,436)	(2,516)	(2,492)	(2,478)
Residential Portfolio Segment [Member] \| Single Family [Member]
Total Gross Loans	223,370		215,979
Residential Portfolio Segment [Member] \| Multifamily [Member]
Total Gross Loans	241,893		225,420
Residential Portfolio Segment [Member] \| Farmland [Member]
Total Gross Loans	109		179
Commercial Real Estate Portfolio Segment [Member]
Less: Allowance for Credit Losses - Loans	(12,013)	(11,752)	(11,883)	(11,005)	(11,395)	(11,321)
Commercial Real Estate Portfolio Segment [Member] \| Owner-occupied [Member]
Total Gross Loans	478,764		448,539
Commercial Real Estate Portfolio Segment [Member] \| Non-owner Occupied [Member]
Total Gross Loans	592,244		566,393
Construction and Land Development [Member]
Total Gross Loans	312,885		300,666
Less: Allowance for Credit Losses - Loans	(3,373)	(3,476)	(3,527)	(4,058)	(4,102)	(4,648)
Commercial Portfolio Segment [Member]
Less: Allowance for Credit Losses - Loans	(1,355)	(1,376)	(1,456)	(1,471)	(1,463)	(993)
Commercial Portfolio Segment [Member] \| Commercial and Industrial [Member]
Total Gross Loans	101,433		106,991
Consumer Portfolio Segment [Member]
Less: Allowance for Credit Losses - Loans	(8)	$ (5)	(6)	$ (7)	$ (8)	$ (10)
Consumer Portfolio Segment [Member] \| Unsecured, Non Real Estate [Member]
Total Gross Loans	199		210
Consumer Portfolio Segment [Member] \| Secured [Member]
Total Gross Loans	$ 1,080		$ 938