Premises and Equipment - Schedule of Premises and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	$ 65,832	$ 53,116
Accumulated depreciation	(25,984)	(26,441)
Premises and equipment, net	39,848	26,675
Land
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	10,421	6,509
Buildings
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	36,247	28,075
Leasehold improvements
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	1,469	1,011
Furniture and equipment
Property, Plant and Equipment [Line Items]
Premises and equipment, gross	$ 17,695	$ 17,521