Securities - Available-for-sale Securities by Contractual Maturity (Details) - USD ($) $ in Thousands	Mar. 31, 2020	Dec. 31, 2019
Amortized Cost
Securities Available for Sale, Due in one year or less, Amortized Cost	$ 8,491
Securities Available for Sale, Due from one year to five years, Amortized Cost	5,177
Securities Available for Sale, Due from five years to ten years, Amortized Cost	19,145
Securities Available for Sale, Due after ten years, Amortized Cost	72,258
Securities Available for Sale, Amortized Cost	105,071
Amortized Cost	199,378	$ 177,819
Fair Value
Securities Available for Sale, Due in one year or less, Fair Value	8,440
Securities Available for Sale, Due from one year to five years, Fair Value	5,182
Securities Available for Sale, Due from five years to ten years, Fair Value	19,254
Securities Available for Sale, Due after ten years, Fair Value	72,947
Securities Available for Sale, Fair Value	105,823
Securities available for sale	201,002	$ 178,348
Mortgage-backed securities [Member]
Amortized Cost
Mortgage-backed securities, Amortized Cost	94,307
Fair Value
Mortgage-backed securities, Fair Value	$ 95,179