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Commitments and Contingencies (Tables)
 9 Months Ended
Sep. 30, 2023
Commitments and Contingencies Disclosure [Abstract]  
Financial Instruments Outstanding Whose Contract Amount Represents Credit Risk At September 30, 2023 and December 31, 2022 the following financial instruments were outstanding whose contract amounts represent credit risk:  
Contract Amount
(dollars in thousands)September 30, 2023December 31, 2022
Loan commitments$402,949 $379,997 
Letters of credit5,656 3,333