Securities - Schedule of Amortized Cost and Estimated Fair Value of Debt Securities by Contractual Maturity (Details) - USD ($) $ in Thousands	Sep. 30, 2020	Dec. 31, 2019
Available for Sale Securities, Amortized Cost
Due in one year or less, Amortized Cost	$ 38,449
Due from one year to five years, Amortized Cost	19,799
Due from five years to ten years, Amortized Cost	24,878
Due after ten years, Amortized Cost	113,545
Available for Sale Securities, with single maturity date, Amortized Cost	196,671
Available for sale securities, Amortized Cost	235,984	$ 247,381
Available for Sale Securities, Fair Value
Due in one year or less, Fair Value	38,799
Due from one year to five years, Fair Value	20,264
Due from five years to ten years, Fair Value	26,456
Due after ten years, Fair Value	116,709
Available for Sale Securities, with single maturity date, Fair Value	202,228
Available for Sale Securities, Fair Value	242,802	248,820
Held to Maturity Securities, Amortized Cost
Due in one year or less, Amortized Cost	0
Due from one year to five years, Amortized Cost	0
Due from five years to ten years, Amortized Cost	8,057
Due after ten years, Amortized Cost	0
Held to Maturity Securities, with single maturity date, Amortized Cost	8,057
Amortized Cost	8,057
Held to Maturity Securities, Fair Value
Due in one year or less, Fair Value	0
Due from one year to five years, Fair Value	0
Due from five years to ten years, Fair Value	5,473
Due after ten years, Fair Value	0
Held to Maturity Securities, with single maturity date, Fair Value	5,473
Held to Maturity Securities, Fair Value	5,473	6,907
Mortgage-backed securities, residential
Available for Sale Securities, Amortized Cost
Available for Sale Securities, without single maturity date, Amortized Cost	28,604
Available for sale securities, Amortized Cost	28,604	37,324
Available for Sale Securities, Fair Value
Available for Sale Securities, without single maturity date, Fair Value	29,790
Available for Sale Securities, Fair Value	29,790	38,016
Held to Maturity Securities, Amortized Cost
Held to Maturity Securities, without single maturity date, Amortized Cost	0
Held to Maturity Securities, Fair Value
Held to Maturity Securities, without single maturity date, Fair Value	0
Asset-backed securities
Available for Sale Securities, Amortized Cost
Available for Sale Securities, without single maturity date, Amortized Cost	7,173
Available for sale securities, Amortized Cost	7,173	8,039
Available for Sale Securities, Fair Value
Available for Sale Securities, without single maturity date, Fair Value	7,091
Available for Sale Securities, Fair Value	7,091	7,959
Held to Maturity Securities, Amortized Cost
Held to Maturity Securities, without single maturity date, Amortized Cost	0
Held to Maturity Securities, Fair Value
Held to Maturity Securities, without single maturity date, Fair Value	0
SBA pooled securities
Available for Sale Securities, Amortized Cost
Available for Sale Securities, without single maturity date, Amortized Cost	3,536
Available for sale securities, Amortized Cost	3,536	4,112
Available for Sale Securities, Fair Value
Available for Sale Securities, without single maturity date, Fair Value	3,693
Available for Sale Securities, Fair Value	3,693	$ 4,164
Held to Maturity Securities, Amortized Cost
Held to Maturity Securities, without single maturity date, Amortized Cost	0
Held to Maturity Securities, Fair Value
Held to Maturity Securities, without single maturity date, Fair Value	$ 0