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Securities Available-for-Sale (Details) - Investments classified by maturity date - USD ($) $ in Thousands	Jun. 30, 2021	Dec. 31, 2020
Securities Available-for-Sale:
Due in one year or less, amortized cost	$ 5,614
Due in one year or less, fair value	5,637
Due after one year through five years, amortized cost	11,193
Due after one year through five years, fair value	11,353
Due after five years through ten years, amortized cost	10,915
Due after five years through ten years, fair value	11,226
Due after ten years, amortized cost	155,132
Due after ten years, fair value	158,597
Total, amortized cost	453,668	$ 477,326
Total, fair value	458,933	487,955
Residential mortgage pass-through securities [Member]
Securities Available-for-Sale:
Total, amortized cost	261,761	266,114
Total, fair value	263,158	270,884
Commercial mortgage pass-through securities [Member]
Securities Available-for-Sale:
Total, amortized cost	8,886	6,906
Total, fair value	8,795	6,922
Other securities [Member]
Securities Available-for-Sale:
Total, amortized cost	167	157
Total, fair value	$ 167	$ 157

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Amount of investment in debt and equity securities categorized neither as held-to-maturity nor trading.

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