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Loans and Allowance for Credit Losses on Loans - Troubled Debt Restructuring by Class (Details) - USD ($)
$ in Thousands
Sep. 30, 2022
Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Recorded investment in troubled debt restructurings $ 11,732 $ 9,510
Financing receivable, modifications, recorded investment, nonaccrual status 9,900 7,400
Unfunded commitments for TDR loans 218 441
Commercial loans | Commercial and industrial    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Recorded investment in troubled debt restructurings 941 1,183
Commercial real estate loans | Commercial owner-occupied    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Recorded investment in troubled debt restructurings 9,436 7,155
Commercial real estate loans | Commercial investor-owned    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Recorded investment in troubled debt restructurings 165 179
Residential loans | Home equity    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Recorded investment in troubled debt restructurings 629 386
Consumer loans | Installment and other consumer loans    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Recorded investment in troubled debt restructurings $ 561 $ 607