components of premises and equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Fixed assets in process	$ 789
Land and Building [Member]
Property, Plant and Equipment [Line Items]
Land	2,762	$ 2,762
Buildings and improvements	14,886	14,878
Leasehold improvements	1,553	1,553
Finance leases	1,798	1,798
Furniture, fixtures, equipment and software	9,687	9,370
Fixed assets in process	4,838	768
Total cost	35,525	31,129
Accumulated depreciation and amortization	(15,170)	(13,744)
Bank premises and equipment, net	$ 20,355	$ 17,385

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 of building structures held for productive use including addition, improvement, or renovation to the structure, including, but not limited to, interior masonry, interior flooring, electrical, and plumbing.

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Amount of structure or a modification to a structure under construction. Includes recently completed structures or modifications to structures that have not been placed into service.

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Amount before accumulated depreciation of equipment commonly used in offices and stores that have no permanent connection to the structure of a building or utilities. Examples include, but are not limited to, desks, chairs, tables, and bookcases.

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Amount before accumulated depletion of real estate held for productive use, excluding land held for sale.

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Amount before accumulated depreciation of additions or improvements to assets held under a lease arrangement.

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Amount, before accumulated depreciation and amortization, of property, plant, and equipment and finance lease right-of-use asset.

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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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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount after depreciation of long-lived, physical assets used to produce goods and services and not intended for resale, classified as other.

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