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Commitment and Contigent Liabilities (Tables) | 12 Months Ended
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Dec. 31, 2021
Commitments and Contingencies Disclosure [Abstract] |
Schedule Of Commitments To Extend Credit [Table Text Block] | December 31 (Dollars in thousands) 2021 2020 Commitments to extend credit $ 70,993 $ 74,970 Standby letters of credit 1,455 1,237

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