Note 11 - Income Taxes - Net Deferred Tax Assets (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Allowance for loan and lease losses	$ 3,180	$ 2,730
Deferred compensation	650	697
Lease liability	736	659
Other real estate owned valuation	72	9
Employee benefits	352	340
Accrued interest	7	2
Charitable contribution carryover	0	19
Accrued vacation	0	54
Deferred income	29	47
Unrealized holding losses on securities available-for-sale	12,982	0
Unrealized holding losses on equity securities	32	0
Gross deferred tax assets	18,040	4,557
Deferred loan origination costs	(137)	(114)
Unrealized holding gains on securities available-for-sale	0	(1,631)
Unrealized holding gains on equity securities	0	(147)
Right of use asset	(677)	(597)
Prepaid expenses	0	(27)
Derivative assets	(215)	(58)
Mortgage servicing rights	(53)	(56)
Depreciation	(130)	(122)
Gross deferred tax liabilities	(1,213)	(2,752)
Net deferred tax assets	$ 16,827	$ 1,805