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Allowance for Credit Losses and Unfunded Commitments and Letters of Credit (Changes in the Allowance for Unfunded Commitments and Letters of Credit) (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Jan. 01, 2020
Dec. 31, 2019
Schedule of allowance for unfunded commitments and letters of credit [Line Items]          
Balance, Allowance For Unfunded Loan Commitments And Letters Of Credit $ 8,000 $ 8,500 $ 8,300   $ 3,430
Net changes in the allowance for unfunded commitments and letters of credit $ (500) 200 3,300    
Accounting Standards Update 2016-13          
Schedule of allowance for unfunded commitments and letters of credit [Line Items]          
Change in allowance for unfunded commitments and letters of credit due to adoption of new ASU   $ 0 $ 1,570 $ 0