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Loans and Allowance for Credit Losses on Loans - Schedule of Collateral-Dependent Non-Accrual Loans (Details) - USD ($) | Jun. 30, 2024 | Mar. 31, 2024 | Dec. 31, 2023 | Jun. 30, 2023 | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | --- | --- | --- | --- | ---
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses | $ 30,675,000 | $ 25,501,000 | $ 25,172,000 | $ 23,832,000 | $ 23,330,000 | $ 22,983,000
Nonaccrual collateral dependent loans in process of foreclosure | $ 0 |  | $ 0 |  |  |
Weighted average ratio of loans value to collateral dependent loans value | 130.00% |  | 70.00% |  |  |
Weighted average ratio of loans value to collateral dependent loans value, net of credit loss reserves | 82.00% |  | 62.00% |  |  |
Collateral Pledged |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | $ 24,399,000 |  | $ 5,295,000 |  |  |
Allowance for credit losses | 7,866,000 |  | 408,000 |  |  |
Commercial Real Estate |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 22,764,000 |  | 4,826,000 |  |  |
Residential Real Estate |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 1,197,000 |  | 469,000 |  |  |
Blanket Lien |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 0 |  | 0 |  |  |
Other |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 438,000 |  | 0 |  |  |
Commercial loans | Commercial and industrial |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses | 1,876,000 | 1,727,000 | 1,712,000 | 1,831,000 | 1,941,000 | 1,794,000
Commercial loans | Commercial and industrial | Collateral Pledged |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans |  |  | 1,311,000 |  |  |
Allowance for credit losses |  |  | 0 |  |  |
Commercial loans | Commercial and industrial | Commercial Real Estate |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans |  |  | 1,311,000 |  |  |
Commercial loans | Commercial and industrial | Residential Real Estate |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans |  |  | 0 |  |  |
Commercial loans | Commercial and industrial | Blanket Lien |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans |  |  | 0 |  |  |
Commercial loans | Commercial and industrial | Other |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans |  |  | 0 |  |  |
Commercial real estate loans | Commercial owner-occupied |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses | 2,408,000 | 2,500,000 | 2,476,000 | 2,589,000 | 2,640,000 | 2,487,000
Commercial real estate loans | Commercial owner-occupied | Collateral Pledged |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 1,306,000 |  | 434,000 |  |  |
Allowance for credit losses | 0 |  | 0 |  |  |
Commercial real estate loans | Commercial owner-occupied | Commercial Real Estate |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 1,306,000 |  | 434,000 |  |  |
Commercial real estate loans | Commercial owner-occupied | Residential Real Estate |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 0 |  | 0 |  |  |
Commercial real estate loans | Commercial owner-occupied | Blanket Lien |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 0 |  | 0 |  |  |
Commercial real estate loans | Commercial owner-occupied | Other |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 0 |  | 0 |  |  |
Commercial real estate loans | Commercial non-owner occupied |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses | 22,165,000 | 15,704,000 | 14,933,000 | 13,201,000 | 12,701,000 | 12,676,000
Commercial real estate loans | Commercial non-owner occupied | Collateral Pledged |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 21,458,000 |  | 3,081,000 |  |  |
Allowance for credit losses | 7,866,000 |  | 408,000 |  |  |
Commercial real estate loans | Commercial non-owner occupied | Commercial Real Estate |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 21,458,000 |  | 3,081,000 |  |  |
Commercial real estate loans | Commercial non-owner occupied | Residential Real Estate |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 0 |  | 0 |  |  |
Commercial real estate loans | Commercial non-owner occupied | Blanket Lien |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 0 |  |  |  |  |
Commercial real estate loans | Commercial non-owner occupied | Other |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 0 |  | 0 |  |  |
Residential loans | Home equity |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses | 650,000 | 627,000 | 552,000 | 561,000 | 538,000 | 558,000
Residential loans | Home equity | Collateral Pledged |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 1,197,000 |  | 469,000 |  |  |
Allowance for credit losses | 0 |  | 0 |  |  |
Residential loans | Home equity | Commercial Real Estate |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 0 |  | 0 |  |  |
Residential loans | Home equity | Residential Real Estate |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 1,197,000 |  | 469,000 |  |  |
Residential loans | Home equity | Blanket Lien |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 0 |  | 0 |  |  |
Residential loans | Home equity | Other |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 0 |  | 0 |  |  |
Consumer loans | Installment and other consumer loans |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Allowance for credit losses | 910,000 | $ 920,000 | $ 976,000 | $ 940,000 | $ 882,000 | $ 868,000
Consumer loans | Installment and other consumer loans | Collateral Pledged |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 438,000 |  |  |  |  |
Allowance for credit losses | 0 |  |  |  |  |
Consumer loans | Installment and other consumer loans | Commercial Real Estate |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 0 |  |  |  |  |
Consumer loans | Installment and other consumer loans | Residential Real Estate |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 0 |  |  |  |  |
Consumer loans | Installment and other consumer loans | Blanket Lien |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | 0 |  |  |  |  |
Consumer loans | Installment and other consumer loans | Other |  |  |  |  |  |
Accounts, Notes, Loans and Financing Receivable [Line Items] |  |  |  |  |  |
Non-accrual loans | $ 438,000 |  |  |  |  |

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