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Allowance for Credit Losses - Amortized Cost Basis of Loans and Leases on Nonaccrual Status (Details) - USD ($) $ in Thousands | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2022 | Sep. 30, 2021 | Sep. 30, 2022 | Sep. 30, 2021 | Dec. 31, 2021
Financing Receivable, Nonaccrual [Line Items] |  |  |  |  |
Nonaccrual Loans and Leases With No Allowance for Credit Losses | $ 2,971 |  | $ 2,971 |  | $ 1,919
Nonaccrual Loans and Leases | 8,283 |  | 8,283 |  | 7,082
Interest income recognized on nonaccrual loans and leases | 100 | $ 200 | 200 | $ 400 |
Accrued interest receivables written off, Interest income reversed | 300 | $ 200 | 700 | $ 700 |
Commercial and Industrial |  |  |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |  |  |
Nonaccrual Loans and Leases With No Allowance for Credit Losses | 665 |  | 665 |  |
Nonaccrual Loans and Leases | 1,528 |  | 1,528 |  | 718
Commercial real estate |  |  |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |  |  |
Nonaccrual Loans and Leases With No Allowance for Credit Losses | 727 |  | 727 |  | 727
Nonaccrual Loans and Leases | 727 |  | 727 |  | 727
Residential Mortgage |  |  |  |  |
Financing Receivable, Nonaccrual [Line Items] |  |  |  |  |
Nonaccrual Loans and Leases With No Allowance for Credit Losses | 1,579 |  | 1,579 |  | 1,192
Nonaccrual Loans and Leases | $ 6,028 |  | $ 6,028 |  | $ 5,637

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