Premises and Equipment (Details) - USD ($) $ in Thousands	Dec. 31, 2019	Dec. 31, 2018
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 5,614	$ 5,068
Less: accumulated depreciation and amortization	2,779	2,374
Total premises and equipment, net	2,835	2,694
Leasehold improvements
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	2,128	1,614
Equipment
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	3,462	2,975
Construction in progress
Property, Plant and Equipment [Line Items]
Property, Plant and Equipment, Gross	$ 24	$ 479