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Investment Securities - Scheduled Maturities of Investment Securities Available-for-Sale and Held-to-Maturity (Details) - USD ($) $ in Thousands	Jun. 30, 2022	Dec. 31, 2021
Investments, Debt and Equity Securities [Abstract]
Available-for-sale, maturing within one year, amortized cost	$ 2,529
Available-for-sale, maturing after one to five years, amortized cost	54,274
Available-for-sale, maturing after five to ten years, amortized cost	83,867
Available-for-sale, maturing after ten years, amortized cost	18,993
Available-for-sale, amortized cost	159,663	$ 130,676
Available-for-sale, maturing within one year, estimated fair value	2,524
Available-for-sale, maturing after one to five years, estimated fair value	51,776
Available-for-sale, maturing after five to ten years, estimated fair value	77,672
Available-for-sale, maturing after ten years, estimated fair value	18,220
Available-for-sale, amortized cost	150,192	130,883
Held-to-maturity, maturing after five to ten years, amortized cost	1,768
Held-to-maturity, maturing after ten years, amortized cost	576
Held-to-maturity, amortized cost	2,344	3,436
Held-to-maturity, maturity after five to ten years, estimated fair value	1,697
Held-to-maturity, maturing after ten years, estimated fair value	552
Held-to-maturity, amortized cost	$ 2,249	$ 3,477

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