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Borrowed Funds (Summary of Long-term Borrowings) (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
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Debt Instrument [Line Items] |  |
Junior subordinated debt, bearing variable interest rates | $ 30,929 | $ 30,929
Total long-term debt | $ 30,929 | $ 30,929

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