Deposits - Deposit Maturities (Details) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Banking and Thrift, Interest [Abstract]
Due in less than twelve months	$ 265,833	$ 229,616
Due in over one year through two years	37,908	69,357
Due in over two years through three years	12,305	8,847
Due in over three years through four years	3,365	2,101
Due in over four years through five years	515	806
Due in over five years	38	224
Total CDs	$ 319,964	$ 310,951