Note 4 - Loans - Loans (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Mar. 31, 2024	Dec. 31, 2023	Jun. 30, 2023	Mar. 31, 2023	Dec. 31, 2022
Loans	$ 1,070,037		$ 1,016,579
Deferred loan fees and costs, net	(1,318)		(1,406)
Allowance for credit losses	(11,121)	$ (10,922)	(10,896)	$ (9,411)	$ (9,383)	$ (9,468)
Net loans	1,057,598		1,004,277
Commercial Real Estate Portfolio Segment [Member] \| Construction and Land [Member]
Loans	46,080		63,060
Allowance for credit losses	(909)	(1,059)	(1,227)	(578)	(757)	(1,055)
Commercial Real Estate Portfolio Segment [Member] \| Multifamily [Member]
Loans	57,371		54,045
Allowance for credit losses	(666)	(634)	(667)	(514)	(509)	(479)
Commercial Real Estate Portfolio Segment [Member] \| Owner Occupied [Member]
Loans	221,790		210,407
Allowance for credit losses	(1,856)	(1,809)	(1,805)	(1,944)	(1,955)	(1,798)
Commercial Real Estate Portfolio Segment [Member] \| Non-owner Occupied [member]
Loans	504,954		470,052
Allowance for credit losses	(4,764)	(4,620)	(4,805)	(4,628)	(4,344)	(4,211)
Commercial Real Estate Portfolio Segment [Member] \| Farmland Loans [Member]
Loans	94,712		96,188
Allowance for credit losses	(1,409)	(1,462)	(1,468)	(901)	(902)	(830)
Commercial Portfolio Segment [Member]
Loans	74,868		65,218
Allowance for credit losses	(1,177)	(1,022)	(650)	(600)	(679)	(612)
Consumer Portfolio Segment [Member]
Loans	33,229		31,687
Allowance for credit losses	(239)	(235)	(227)	(207)	(203)	(311)
Agriculture [Member]
Loans	37,033		25,922
Allowance for credit losses	$ (101)	$ (81)	$ (47)	$ (39)	$ (34)	$ (172)

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

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