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Loans and Allowance for Credit Losses - Schedule of Loan Portfolio Summarized by the Past Due Status (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022 | Sep. 30, 2022
--- | --- | --- | ---
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | $ 1,615,966 | $ 1,538,610 | $ 1,527,128
Loans Receivable >90 Days and Accruing | 1,045 | 1,203 |
30–59 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 822 | 5,899 |
60–89 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 1,539 | 1,517 |
>90 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 1,548 | 1,620 |
Total Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 3,909 | 9,036 |
Current |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 1,612,057 | 1,529,574 |
Commercial and industrial |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 154,027 | 178,762 | 176,692
Loans Receivable >90 Days and Accruing | 0 | 0 |
Commercial and industrial | 30–59 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 59 | 287 |
Commercial and industrial | 60–89 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 91 | 0 |
Commercial and industrial | >90 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 160 | 162 |
Commercial and industrial | Total Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 310 | 449 |
Commercial and industrial | Current |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 153,717 | 178,313 |
Commercial real estate |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 892,365 | 821,805 | 823,827
Loans Receivable >90 Days and Accruing | 147 | 0 |
Commercial real estate | 30–59 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 193 | 2,026 |
Commercial real estate | 60–89 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 422 | 350 |
Commercial real estate | >90 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 147 | 255 |
Commercial real estate | Total Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 762 | 2,631 |
Commercial real estate | Current |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 891,603 | 819,174 |
Commercial real estate construction |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 86,508 | 80,470 | 66,189
Loans Receivable >90 Days and Accruing | 0 | 0 |
Commercial real estate construction | 30–59 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 0 | 24 |
Commercial real estate construction | 60–89 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 0 | 0 |
Commercial real estate construction | >90 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 0 | 0 |
Commercial real estate construction | Total Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 0 | 24 |
Commercial real estate construction | Current |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 86,508 | 80,446 |
Residential mortgage |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 384,304 | 362,098 | 360,661
Loans Receivable >90 Days and Accruing | 657 | 705 |
Residential mortgage | 30–59 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 157 | 2,969 |
Residential mortgage | 60–89 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 526 | 970 |
Residential mortgage | >90 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 1,000 | 705 |
Residential mortgage | Total Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 1,683 | 4,644 |
Residential mortgage | Current |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 382,621 | 357,454 |
Home equity lines of credit |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 88,687 | 84,141 | 87,555
Loans Receivable >90 Days and Accruing | 215 | 498 |
Home equity lines of credit | 30–59 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 412 | 438 |
Home equity lines of credit | 60–89 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 493 | 117 |
Home equity lines of credit | >90 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 215 | 498 |
Home equity lines of credit | Total Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 1,120 | 1,053 |
Home equity lines of credit | Current |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 87,567 | 83,088 |
Consumer |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 10,075 | 11,334 | $ 12,204
Loans Receivable >90 Days and Accruing | 26 | 0 |
Consumer | 30–59 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 1 | 155 |
Consumer | 60–89 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 7 | 80 |
Consumer | >90 Days Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 26 | 0 |
Consumer | Total Past Due |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | 34 | 235 |
Consumer | Current |  |  |
Financing Receivable, Past Due [Line Items] |  |  |
Financing receivable, before allowance for credit loss | $ 10,041 | $ 11,099 |

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