Note 5 - Premises and Equipment - Summary of Premises and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Premises and equipment, gross	$ 28,829	$ 27,253
Less accumulated depreciation	9,488	8,464
Premises and equipment, net	19,341	18,789
Land and Land Improvements [Member]
Premises and equipment, gross	4,069	4,069
Building [Member]
Premises and equipment, gross	17,596	17,327
Equipment [Member]
Premises and equipment, gross	$ 7,164	$ 5,857

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

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