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Commitments and Contingencies - Financial Instruments Outstanding Whose Contract Amount Represents Credit Risk (Details) - USD ($)
$ in Thousands
Sep. 30, 2023
Dec. 31, 2022
Other Commitments [Line Items]    
Letters of credit $ 5,656 $ 3,333
Loan Origination Commitments    
Other Commitments [Line Items]    
Loan commitments $ 402,949 $ 379,997