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Fair Value - Assets and Liabilities Measured at Fair Value on Recurring Basis (Details) - USD ($) | Mar. 31, 2022 | Dec. 31, 2021
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Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Loans Held-for-Sale | $ 12,675,000 | $ 10,585,000
Fair Value, Measurements, Recurring |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 1,923,620,000 | 1,889,617,000
Loans Held-for-Sale | 12,675,000 | 10,585,000
Derivative Assets | 3,473,000 | 4,519,000
Derivative Liabilities | 3,501,000 | 4,762,000
Fair Value, Measurements, Recurring | Obligations of State and Political Subdivisions |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 879,869,000 | 925,706,000
Fair Value, Measurements, Recurring | MBS/CMO |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 828,304,000 | 791,950,000
Fair Value, Measurements, Recurring | US Gov’t Sponsored Entities & Agencies |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 215,447,000 | 171,961,000
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 0 | 0
Loans Held-for-Sale | 0 | 0
Derivative Assets | 0 | 0
Derivative Liabilities | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | Obligations of State and Political Subdivisions |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | MBS/CMO |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 0 | 0
Fair Value, Measurements, Recurring | Quoted Prices in Active Markets for Identical Assets (Level 1) | US Gov’t Sponsored Entities & Agencies |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 0 | 0
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 1,923,520,000 | 1,889,617,000
Loans Held-for-Sale | 12,675,000 | 10,585,000
Derivative Assets | 3,473,000 | 4,519,000
Derivative Liabilities | 3,501,000 | 4,762,000
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | Obligations of State and Political Subdivisions |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 879,769,000 | 925,706,000
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | MBS/CMO |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 828,304,000 | 791,950,000
Fair Value, Measurements, Recurring | Significant Other Observable Inputs (Level 2) | US Gov’t Sponsored Entities & Agencies |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 215,447,000 | 171,961,000
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 100,000 | 0
Loans Held-for-Sale | 0 | 0
Derivative Assets | 0 | 0
Derivative Liabilities | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | Obligations of State and Political Subdivisions |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 100,000 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | MBS/CMO |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | 0 | 0
Fair Value, Measurements, Recurring | Significant Unobservable Inputs (Level 3) | US Gov’t Sponsored Entities & Agencies |  |
Fair Value, Assets and Liabilities Measured on Recurring Basis [Line Items] |  |
Securities | $ 0 | $ 0

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