Premises and Equipment (Summary of Premises and Equipment) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Property, Plant and Equipment [Line Items]
Land and land improvements	$ 16,724	$ 14,712
Building and leasehold improvements	53,701	38,640
Furniture, fixtures and equipment	18,095	13,744
Construction in progress	964	5,523
Total, gross	89,484	72,619
Accumulated depreciation	(16,802)	(13,186)
Total, net	$ 72,682	$ 59,433
Minimum | Building and Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Useful life	15 years
Minimum | Furniture and Equipment [Member]
Property, Plant and Equipment [Line Items]
Useful life	3 years
Maximum | Building and Leasehold Improvements [Member]
Property, Plant and Equipment [Line Items]
Useful life	40 years
Maximum | Furniture and Equipment [Member]
Property, Plant and Equipment [Line Items]
Useful life	7 years