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Loans and Allowance for Credit Losses on Loans - Schedule of Allocation of the Allowance for Credit Losses on Loans (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
--- | --- | --- | --- | ---
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | $ 25,172 | $ 22,983 | $ 23,023 | $ 22,874
Modeled expected credit losses |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 11,467 | 12,651 |  |
Qualitative adjustments |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 12,284 | 10,323 |  |
Specific allocations |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 1,421 | 9 |  |
Commercial | Commercial and industrial |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 1,712 | 1,794 | 1,709 | 2,530
Commercial | Commercial and industrial | Modeled expected credit losses |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 897 | 1,079 |  |
Commercial | Commercial and industrial | Qualitative adjustments |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 622 | 706 |  |
Commercial | Commercial and industrial | Specific allocations |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 193 | 9 |  |
Commercial real estate | Commercial owner-occupied |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 2,476 | 2,487 | 2,776 | 2,778
Commercial real estate | Commercial owner-occupied | Modeled expected credit losses |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 1,270 | 1,497 |  |
Commercial real estate | Commercial owner-occupied | Qualitative adjustments |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 1,205 | 990 |  |
Commercial real estate | Commercial owner-occupied | Specific allocations |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 1 | 0 |  |
Commercial real estate | Commercial real estate, non-owner occupied |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 14,933 | 12,676 | 12,739 | 12,682
Commercial real estate | Commercial real estate, non-owner occupied | Modeled expected credit losses |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 7,380 | 7,937 |  |
Commercial real estate | Commercial real estate, non-owner occupied | Qualitative adjustments |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 6,327 | 4,739 |  |
Commercial real estate | Commercial real estate, non-owner occupied | Specific allocations |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 1,226 | 0 |  |
Commercial real estate | Construction |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 1,832 | 1,937 | 1,653 | 1,557
Commercial real estate | Construction | Modeled expected credit losses |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 185 | 453 |  |
Commercial real estate | Construction | Qualitative adjustments |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 1,647 | 1,484 |  |
Commercial real estate | Construction | Specific allocations |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 0 | 0 |  |
Residential loans | Home equity |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 552 | 558 | 595 | 738
Residential loans | Home equity | Modeled expected credit losses |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 482 | 504 |  |
Residential loans | Home equity | Qualitative adjustments |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 70 | 54 |  |
Residential loans | Home equity | Specific allocations |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 0 | 0 |  |
Residential loans | Other residential |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 653 | 595 | 644 | 998
Residential loans | Other residential | Modeled expected credit losses |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 619 | 571 |  |
Residential loans | Other residential | Qualitative adjustments |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 33 | 24 |  |
Residential loans | Other residential | Specific allocations |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 1 | 0 |  |
Consumer loans | Installment and other consumer loans |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 976 | 868 | 621 | 291
Consumer loans | Installment and other consumer loans | Modeled expected credit losses |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 634 | 610 |  |
Consumer loans | Installment and other consumer loans | Qualitative adjustments |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 342 | 258 |  |
Consumer loans | Installment and other consumer loans | Specific allocations |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 0 | 0 |  |
Unallocated |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 2,038 | 2,068 | $ 2,286 | $ 1,300
Unallocated | Modeled expected credit losses |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 0 | 0 |  |
Unallocated | Qualitative adjustments |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | 2,038 | 2,068 |  |
Unallocated | Specific allocations |  |  |  |
Financing Receivable, Troubled Debt Restructuring [Line Items] |  |  |  |
Allowance for credit losses on loans | $ 0 | $ 0 |  |

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