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Fair Value - Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) $ in Thousands | Sep. 30, 2023 | Dec. 31, 2022
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Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Loans Held-for-Sale | $ 7,085 | $ 8,600
Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 1,476,956 | 1,761,669
Loans Held-for-Sale | 7,085 | 8,600
Derivative Assets | 10,318 | 9,899
Derivative Liabilities | 10,195 | 9,749
Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 0 | 64,119
Loans Held-for-Sale | 0 | 0
Derivative Assets | 0 | 0
Derivative Liabilities | 0 | 0
Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 1,475,931 | 1,696,561
Loans Held-for-Sale | 7,085 | 8,600
Derivative Assets | 10,318 | 9,899
Derivative Liabilities | 10,195 | 9,749
Significant Unobservable Inputs (Level 3) | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 1,025 | 989
Loans Held-for-Sale | 0 | 0
Derivative Assets | 0 | 0
Derivative Liabilities | 0 | 0
U.S. Treasury | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 0 | 64,119
U.S. Treasury | Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 0 | 64,119
U.S. Treasury | Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 0 | 0
U.S. Treasury | Significant Unobservable Inputs (Level 3) | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 0 | 0
Obligations of State and Political Subdivisions | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 679,187 | 777,852
Obligations of State and Political Subdivisions | Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 0 | 0
Obligations of State and Political Subdivisions | Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 679,105 | 777,769
Obligations of State and Political Subdivisions | Significant Unobservable Inputs (Level 3) | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 82 | 83
MBS/CMO | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 620,563 | 714,681
MBS/CMO | Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 0 | 0
MBS/CMO | Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 619,620 | 713,775
MBS/CMO | Significant Unobservable Inputs (Level 3) | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 943 | 906
US Gov’t Sponsored Entities & Agencies | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 177,206 | 205,017
US Gov’t Sponsored Entities & Agencies | Quoted Prices in Active Markets for Identical Assets (Level 1) | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 0 | 0
US Gov’t Sponsored Entities & Agencies | Significant Other Observable Inputs (Level 2) | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 177,206 | 205,017
US Gov’t Sponsored Entities & Agencies | Significant Unobservable Inputs (Level 3) | Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | $ 0 | $ 0

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