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Fair Value Measurements - Summary of Financial Instruments Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 31, 2022
--- | --- | ---
Assets |  |
Securities available-for-sale | $ 1,618,273 | $ 1,535,807
Obligations of U.S. Government-sponsored enterprises |  |
Assets |  |
Securities available-for-sale | 296,446 | 237,785
Obligations of states and political subdivisions |  |
Assets |  |
Securities available-for-sale | 432,171 | 417,444
Residential mortgage-backed securities |  |
Assets |  |
Securities available-for-sale | 700,381 | 659,404
Corporate Debt Securities [Member] |  |
Assets |  |
Securities available-for-sale | 181,701 | 208,534
US Treasury Bill Securities [Member] |  |
Assets |  |
Securities available-for-sale | 7,574 | 12,640
Recurring basis | Total Fair Value |  |
Assets |  |
Securities available-for-sale | 1,618,273 | 1,535,807
Obligations of U.S. Government-sponsored enterprises | 2,941 | 2,667
Derivatives | 17,789 | 22,958
Total assets | 1,639,003 | 1,561,432
Liabilities |  |
Derivatives | 16,184 | 21,581
Total liabilities | 16,184 | 21,581
Recurring basis | Obligations of U.S. Government-sponsored enterprises | Total Fair Value |  |
Assets |  |
Securities available-for-sale | 296,446 | 237,785
Recurring basis | Obligations of states and political subdivisions | Total Fair Value |  |
Assets |  |
Securities available-for-sale | 432,171 | 417,444
Recurring basis | Residential mortgage-backed securities | Total Fair Value |  |
Assets |  |
Securities available-for-sale | 700,381 | 659,404
Recurring basis | Corporate Debt Securities [Member] | Total Fair Value |  |
Assets |  |
Securities available-for-sale | 181,701 | 12,640
Recurring basis | US Treasury Bill Securities [Member] | Total Fair Value |  |
Assets |  |
Securities available-for-sale | 7,574 | 208,534
Recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Assets |  |
Securities available-for-sale | 0 | 0
Obligations of U.S. Government-sponsored enterprises | 0 | 0
Derivatives | 0 | 0
Total assets | 0 | 0
Liabilities |  |
Derivatives | 0 | 0
Total liabilities | 0 | 0
Recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Obligations of U.S. Government-sponsored enterprises |  |
Assets |  |
Securities available-for-sale | 0 | 0
Recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Obligations of states and political subdivisions |  |
Assets |  |
Securities available-for-sale | 0 | 0
Recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Residential mortgage-backed securities |  |
Assets |  |
Securities available-for-sale | 0 | 0
Recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Corporate Debt Securities [Member] |  |
Assets |  |
Securities available-for-sale | 0 | 0
Recurring basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | US Treasury Bill Securities [Member] |  |
Assets |  |
Securities available-for-sale | 0 | 0
Recurring basis | Significant Other Observable Inputs (Level 2) |  |
Assets |  |
Securities available-for-sale | 1,618,273 | 1,535,807
Obligations of U.S. Government-sponsored enterprises | 2,941 | 2,667
Derivatives | 17,789 | 22,958
Total assets | 1,639,003 | 1,561,432
Liabilities |  |
Derivatives | 16,184 | 21,581
Total liabilities | 16,184 | 21,581
Recurring basis | Significant Other Observable Inputs (Level 2) | Obligations of U.S. Government-sponsored enterprises |  |
Assets |  |
Securities available-for-sale | 296,446 | 237,785
Recurring basis | Significant Other Observable Inputs (Level 2) | Obligations of states and political subdivisions |  |
Assets |  |
Securities available-for-sale | 432,171 | 417,444
Recurring basis | Significant Other Observable Inputs (Level 2) | Residential mortgage-backed securities |  |
Assets |  |
Securities available-for-sale | 700,381 | 659,404
Recurring basis | Significant Other Observable Inputs (Level 2) | Corporate Debt Securities [Member] |  |
Assets |  |
Securities available-for-sale | 181,701 | 12,640
Recurring basis | Significant Other Observable Inputs (Level 2) | US Treasury Bill Securities [Member] |  |
Assets |  |
Securities available-for-sale | 7,574 | 208,534
Recurring basis | Significant Unobservable Inputs (Level 3) |  |
Assets |  |
Securities available-for-sale | 0 | 0
Obligations of U.S. Government-sponsored enterprises | 0 | 0
Derivatives | 0 | 0
Total assets | 0 | 0
Liabilities |  |
Derivatives | 0 | 0
Total liabilities | 0 | 0
Recurring basis | Significant Unobservable Inputs (Level 3) | Obligations of U.S. Government-sponsored enterprises |  |
Assets |  |
Securities available-for-sale | 0 | 0
Recurring basis | Significant Unobservable Inputs (Level 3) | Obligations of states and political subdivisions |  |
Assets |  |
Securities available-for-sale | 0 | 0
Recurring basis | Significant Unobservable Inputs (Level 3) | Residential mortgage-backed securities |  |
Assets |  |
Securities available-for-sale | 0 | 0
Recurring basis | Significant Unobservable Inputs (Level 3) | Corporate Debt Securities [Member] |  |
Assets |  |
Securities available-for-sale | 0 | 0
Recurring basis | Significant Unobservable Inputs (Level 3) | US Treasury Bill Securities [Member] |  |
Assets |  |
Securities available-for-sale | $ 0 | $ 0

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