Note 3 - Loans and Allowance for Credit Losses - Major Classifications (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Gross loans	$ 759,030	$ 710,104
Unamortized deferred loan costs, net	84	258
Less allowance for credit losses	(7,930)	(7,724)	$ (7,160)
Net loans	751,184	702,638
Commercial Portfolio Segment [Member]
Gross loans	127,782	112,558
Less allowance for credit losses		(1,308)	(960)
Commercial Real Estate Portfolio Segment [Member]
Less allowance for credit losses	(3,650)	(3,943)	(3,927)
Commercial Real Estate Portfolio Segment [Member] | Owner Occupied Loans [Member]
Gross loans	163,856	151,005
Commercial Real Estate Portfolio Segment [Member] | Non-owner Occupied Loans [Member]
Gross loans	146,827	140,002
Farmland [Member]
Gross loans	38,898	40,606
Less allowance for credit losses	(89)	0
Land Development [Member]
Gross loans	12,654	11,004
Less allowance for credit losses	(174)	0
Residential Portfolio Segment [Member]
Gross loans	196,098	189,312
Less allowance for credit losses	(2,018)	(1,571)	(1,645)
Consumer Portfolio Segment [Member]
Gross loans	72,915	65,617
Less allowance for credit losses	$ (855)	$ (902)	$ (628)