Premises and Equipment Class of Premises and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Total cost	$ 33,248	$ 32,905
Less accumulated depreciation	(13,209)	(11,982)
Premises and equipment, net	20,039	20,923
Land and land improvements
Property, Plant and Equipment [Line Items]
Total cost	4,052	3,922
Building and improvements
Property, Plant and Equipment [Line Items]
Total cost	18,697	18,490
Furniture and equipment
Property, Plant and Equipment [Line Items]
Total cost	10,329	10,402
Construction in progress and deposits on equipment
Property, Plant and Equipment [Line Items]
Total cost	$ 170	$ 91