Note 4 - Premises and Equipment - Premises and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Property, plant and equipment, gross	$ 33,182	$ 27,394
Accumulated depreciation	(13,524)	(12,739)
	19,658	14,655
Land and Building [Member]
Property, plant and equipment, gross	21,228	19,974
Furniture and Fixtures [Member]
Property, plant and equipment, gross	8,884	7,420
Leased Right-of-use Asset [Member]
Property, plant and equipment, gross	$ 3,070

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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