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Securities - Contractual Maturities (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Contractual Maturities, Available-for-sale, Amortized Cost
Amortized Cost	$ 133,341	$ 120,215
Contractual Maturities, Available-for-sale, Fair Value
Fair Value	134,165	123,562
Contractual Maturities, Held-to-maturity, Amortized Cost
Amortized Cost	6,476	6,510
Contractual Maturities, Held-to-maturity, Fair Value
Fair Value	6,772	6,857
U.S. Asset Backed And State And Municipal Securities
Contractual Maturities, Available-for-sale, Amortized Cost
Due after five years through ten years	14,077	12,035
Due after ten years	92,454	81,316
Amortized Cost	106,531	93,351
Contractual Maturities, Available-for-sale, Fair Value
Due after five years through ten year	13,963	12,095
Due after ten years	92,761	83,512
Fair Value	106,724	95,607
Contractual Maturities, Held-to-maturity, Amortized Cost
Due after one year through five years	3,165	3,181
Due after five years through ten years	3,311	3,329
Amortized Cost	6,476	6,510
Contractual Maturities, Held-to-maturity, Fair Value
Due after one year through five years	3,255	3,288
Due after five years through ten years	3,517	3,569
Fair Value	6,772	6,857
Mortgage-related securities
Contractual Maturities, Available-for-sale, Amortized Cost
Amortized Cost	26,810	26,864
Contractual Maturities, Available-for-sale, Fair Value
Fair Value	$ 27,441	$ 27,955

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