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Commitments and Contingent Liabilities - Loan Commitments (Details) - USD ($) $ in Thousands | Sep. 30, 2021 | Dec. 31, 2020
--- | --- | ---
Standby Letters of Credit |  |
Commitments and Contingent Liabilities |  |
Face amount of asset | $ 19,170 | $ 19,070
Loan commitments |  |
Commitments and Contingent Liabilities |  |
Face amount of asset | $ 314,650 | $ 326,980

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