Note 5 - Premises and Equipment - Premises and Equipment (Details) - USD ($) $ in Thousands	Sep. 30, 2024	Dec. 31, 2023
Premises and Equipment, gross	$ 23,796	$ 35,618
Less accumulated depreciation and amortization	(13,360)	(17,569)
Premises and equipment, net of accumulated depreciation and amortization	10,436	18,049
Land [Member]
Premises and Equipment, gross	676	2,907
Building [Member]
Premises and Equipment, gross	3,652	6,697
Building Improvements [Member]
Premises and Equipment, gross	11,235	17,945
Furniture, Fixtures, and Equipment [Member]
Premises and Equipment, gross	7,598	7,300
Software and Software Development Costs [Member]
Premises and Equipment, gross	534	599
Automobiles [Member]
Premises and Equipment, gross	66	66
Construction in Progress [Member]
Premises and Equipment, gross	$ 35	$ 104