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Loans and Allowance for Credit Losses - Loans - Loan Portfolio Summarized By The Past Due Status (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022 | Sep. 30, 2022
--- | --- | --- | ---
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | $ 4,145,657 | $ 3,514,119 | $ 3,314,942
Loans Receivable > 90 Days and Accruing | 12 | 654 |
Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  |  | 3,818
Total Past Due |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 21,833 | 16,263 |
30-59 Days Past Due |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 13,127 | 10,029 |
60-89 Days Past Due |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 233 | 1,205 |
Greater than 90 Days |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 8,473 | 5,029 |
Current |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 4,123,824 | 3,497,856 |
Commercial portfolio | Commercial real estate |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 2,288,396 | 2,052,934 | 1,942,725
Commercial portfolio | Commercial real estate | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 2,288,396 | 2,050,397 |
Loans Receivable > 90 Days and Accruing | 0 | 0 |
Commercial portfolio | Commercial real estate | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 2,537 | 1,364
Loans Receivable > 90 Days and Accruing |  | 0 |
Commercial portfolio | Commercial real estate | Total Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 11,361 | 3,230 |
Commercial portfolio | Commercial real estate | Total Past Due | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 904 |
Commercial portfolio | Commercial real estate | 30-59 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 8,355 | 1,792 |
Commercial portfolio | Commercial real estate | 30-59 Days Past Due | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 78 |
Commercial portfolio | Commercial real estate | 60-89 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 0 | 0 |
Commercial portfolio | Commercial real estate | 60-89 Days Past Due | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 0 |
Commercial portfolio | Commercial real estate | Greater than 90 Days | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 3,006 | 1,438 |
Commercial portfolio | Commercial real estate | Greater than 90 Days | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 826 |
Commercial portfolio | Commercial real estate | Current | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 2,277,035 | 2,047,167 |
Commercial portfolio | Commercial real estate | Current | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 1,633 |
Commercial portfolio | Commercial and industrial |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 648,439 | 596,042 | 555,487
Commercial portfolio | Commercial and industrial | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 648,439 | 596,042 |
Loans Receivable > 90 Days and Accruing | 0 | 654 |
Commercial portfolio | Commercial and industrial | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 0 | 0
Loans Receivable > 90 Days and Accruing |  | 0 |
Commercial portfolio | Commercial and industrial | Total Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 1,765 | 3,665 |
Commercial portfolio | Commercial and industrial | Total Past Due | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 0 |
Commercial portfolio | Commercial and industrial | 30-59 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 232 | 1,808 |
Commercial portfolio | Commercial and industrial | 30-59 Days Past Due | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 0 |
Commercial portfolio | Commercial and industrial | 60-89 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 0 | 3 |
Commercial portfolio | Commercial and industrial | 60-89 Days Past Due | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 0 |
Commercial portfolio | Commercial and industrial | Greater than 90 Days | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 1,533 | 1,854 |
Commercial portfolio | Commercial and industrial | Greater than 90 Days | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 0 |
Commercial portfolio | Commercial and industrial | Current | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 646,674 | 592,377 |
Commercial portfolio | Commercial and industrial | Current | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 0 |
Commercial portfolio | Construction |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 462,215 | 441,246 | 398,966
Commercial portfolio | Construction | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 462,215 | 441,246 |
Loans Receivable > 90 Days and Accruing | 0 | 0 |
Commercial portfolio | Construction | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 0 | 1,222
Loans Receivable > 90 Days and Accruing |  | 0 |
Commercial portfolio | Construction | Total Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 2,728 | 2,258 |
Commercial portfolio | Construction | Total Past Due | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 0 |
Commercial portfolio | Construction | 30-59 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 472 | 2,258 |
Commercial portfolio | Construction | 30-59 Days Past Due | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 0 |
Commercial portfolio | Construction | 60-89 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 0 | 0 |
Commercial portfolio | Construction | 60-89 Days Past Due | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 0 |
Commercial portfolio | Construction | Greater than 90 Days | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 2,256 | 0 |
Commercial portfolio | Construction | Greater than 90 Days | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 0 |
Commercial portfolio | Construction | Current | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 459,487 | 438,988 |
Commercial portfolio | Construction | Current | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 0 |
Consumer portfolio | Residential mortgage |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 743,533 | 416,221 | 409,611
Consumer portfolio | Residential mortgage | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 743,533 | 415,081 |
Loans Receivable > 90 Days and Accruing | 9 | 0 |
Consumer portfolio | Residential mortgage | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 1,140 | 1,232
Loans Receivable > 90 Days and Accruing |  | 0 |
Consumer portfolio | Residential mortgage | Total Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 5,976 | 5,451 |
Consumer portfolio | Residential mortgage | Total Past Due | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 692 |
Consumer portfolio | Residential mortgage | 30-59 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 4,068 | 3,826 |
Consumer portfolio | Residential mortgage | 30-59 Days Past Due | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 223 |
Consumer portfolio | Residential mortgage | 60-89 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 233 | 955 |
Consumer portfolio | Residential mortgage | 60-89 Days Past Due | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 228 |
Consumer portfolio | Residential mortgage | Greater than 90 Days | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 1,675 | 670 |
Consumer portfolio | Residential mortgage | Greater than 90 Days | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 241 |
Consumer portfolio | Residential mortgage | Current | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 737,557 | 409,630 |
Consumer portfolio | Residential mortgage | Current | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 448 |
Consumer portfolio | Consumer |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 3,074 | 7,676 | 8,153
Consumer portfolio | Consumer | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 3,074 | 7,676 |
Loans Receivable > 90 Days and Accruing | 3 | 0 |
Consumer portfolio | Consumer | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 0 | $ 0
Loans Receivable > 90 Days and Accruing |  | 0 |
Consumer portfolio | Consumer | Total Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 3 | 63 |
Consumer portfolio | Consumer | Total Past Due | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 0 |
Consumer portfolio | Consumer | 30-59 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 0 | 44 |
Consumer portfolio | Consumer | 30-59 Days Past Due | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 0 |
Consumer portfolio | Consumer | 60-89 Days Past Due | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 0 | 19 |
Consumer portfolio | Consumer | 60-89 Days Past Due | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 0 |
Consumer portfolio | Consumer | Greater than 90 Days | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | 3 | 0 |
Consumer portfolio | Consumer | Greater than 90 Days | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | 0 |
Consumer portfolio | Consumer | Current | Financial Asset, Other than Financial Asset Acquired with Credit Deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest | $ 3,071 | 7,613 |
Consumer portfolio | Consumer | Current | Acquired with credit deterioration |  |  |
Financing Receivable, Recorded Investment, Past Due [Line Items] |  |  |
Loans, net of unearned interest |  | $ 0 |

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