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Allowance for Credit Losses and Credit Quality of Loans, Financing Receivables with Payment Default that Were Modified to Borrowers Experiencing Financial Difficulty (Details) - Interest Rate Reduction [Member] - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2023
Sep. 30, 2023
Amortized Cost Basis of Modified Financing Receivables that Subsequently Defaulted [Abstract]    
Total $ 31 $ 31
Residential [Member]    
Amortized Cost Basis of Modified Financing Receivables that Subsequently Defaulted [Abstract]    
Total $ 31 $ 31