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Loans and Leases and Allowance for Credit Losses - Narrative (Details) $ in Thousands | 3 Months Ended | 9 Months Ended |  |  |  |
--- | --- | --- | --- | --- | --- | ---
Sep. 30, 2024 USD ($) property | Sep. 30, 2023 USD ($) | Sep. 30, 2024 USD ($) segment property | Sep. 30, 2023 USD ($) | Jun. 30, 2024 USD ($) | Dec. 31, 2023 USD ($) | Jun. 30, 2023 USD ($) | Dec. 31, 2022 USD ($)
Financing Receivable, Modifications [Line Items] |  |  |  |  |  |  |  |
Loan portfolio segments | segment |  |  | 6 |  |  |  |  |
Provision for loan losses | $ 2,575 | $ 795 | $ 3,018 | $ 1,458 |  |  |  |
Provision for credit losses, post ASU 2019-04 |  | 1,284 |  | 2,254 |  |  |  |
Allowance for credit losses, post ASU 2019-04 | $ 35,609 | 33,687 | $ 35,609 | 33,687 | $ 34,690 | $ 35,066 | $ 32,747 | $ 23,334
Percentage of allowance for credit losses to aggregate loans | 0.96% |  | 0.96% |  |  | 1.02% |  |
Nonaccrual restructuring loans, post ASU 2019-04 | $ 9,319 |  | $ 9,319 |  |  | $ 7,931 |  |
Other real estate owned | 179 |  | 179 |  |  | 517 |  |
Provision (recovery) charged to expense | $ 2,300 | 1,300 | $ 3,100 | 2,300 |  |  |  |
Residential Real Estate [Member] |  |  |  |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |  |  |  |
Number of properties in other real estate owned | property | 0 |  | 0 |  |  |  |  |
Consumer Real Estate [Member] |  |  |  |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |  |  |  |
Provision for credit losses, post ASU 2019-04 |  | 413 |  | 1,006 |  |  |  |
Allowance for credit losses, post ASU 2019-04 | $ 7,529 | 7,156 | $ 7,529 | 7,156 | 7,543 | 7,249 | 6,748 | 4,028
Nonaccrual restructuring loans, post ASU 2019-04 | 3,242 |  | 3,242 |  |  | 2,647 |  |
Mortgage loans in process of foreclosure | 0 |  | 0 |  |  |  |  |
Consumer and Other [Member] |  |  |  |  |  |  |  |
Financing Receivable, Modifications [Line Items] |  |  |  |  |  |  |  |
Provision for credit losses, post ASU 2019-04 |  | 41 |  | 119 |  |  |  |
Allowance for credit losses, post ASU 2019-04 | 114 | $ 123 | 114 | $ 123 | $ 117 | $ 115 | $ 149 | $ 136
Nonaccrual restructuring loans, post ASU 2019-04 | $ 4 |  | $ 4 |  |  |  |  |

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