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Disclosures about Fair Value of Assets and Liabilities - Schedule of Fair Value Measurements of Assets and Liabilities Recognized on a Recurring Basis (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Dec. 31, 2023
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Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | $ 541,170 | $ 547,251
Recurring Basis |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 541,170 | 547,251
Equity securities | 573 | 628
Recurring Basis | Interest rate swap agreements asset and liability |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative asset | 17,224 | 26,556
Derivative liability | 15,431 | 24,024
Recurring Basis | Commitments to originate mortgage loans |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative asset | 451 | 125
Recurring Basis | Mortgage loan contracts liability |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative liability | 8 | 33
Recurring Basis | U.S. Treasury and federal agencies |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 63,245 | 64,377
Recurring Basis | State and municipal |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 306,025 | 304,030
Recurring Basis | Federal agency collateralized mortgage obligations |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 3,152 | 3,580
Recurring Basis | Federal agency mortgage-backed pools |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 132,696 | 137,297
Recurring Basis | Corporate notes |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 36,052 | 37,967
Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 0 | 0
Equity securities | 573 | 628
Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Interest rate swap agreements asset and liability |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative asset | 0 | 0
Derivative liability | 0 | 0
Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Commitments to originate mortgage loans |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative asset | 0 | 0
Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Mortgage loan contracts liability |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative liability | 0 | 0
Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | U.S. Treasury and federal agencies |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 0 | 0
Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | State and municipal |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 0 | 0
Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Federal agency collateralized mortgage obligations |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 0 | 0
Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Federal agency mortgage-backed pools |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 0 | 0
Recurring Basis | Quoted Prices in Active Markets for Identical Assets (Level 1) | Corporate notes |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 0 | 0
Recurring Basis | Significant Other Observable Inputs (Level 2) |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 541,170 | 547,251
Equity securities | 0 | 0
Recurring Basis | Significant Other Observable Inputs (Level 2) | Interest rate swap agreements asset and liability |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative asset | 17,224 | 26,556
Derivative liability | 15,431 | 24,024
Recurring Basis | Significant Other Observable Inputs (Level 2) | Commitments to originate mortgage loans |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative asset | 451 | 125
Recurring Basis | Significant Other Observable Inputs (Level 2) | Mortgage loan contracts liability |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative liability | 8 | 33
Recurring Basis | Significant Other Observable Inputs (Level 2) | U.S. Treasury and federal agencies |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 63,245 | 64,377
Recurring Basis | Significant Other Observable Inputs (Level 2) | State and municipal |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 306,025 | 304,030
Recurring Basis | Significant Other Observable Inputs (Level 2) | Federal agency collateralized mortgage obligations |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 3,152 | 3,580
Recurring Basis | Significant Other Observable Inputs (Level 2) | Federal agency mortgage-backed pools |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 132,696 | 137,297
Recurring Basis | Significant Other Observable Inputs (Level 2) | Corporate notes |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 36,052 | 37,967
Recurring Basis | Significant Unobservable Inputs (Level 3) |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 0 | 0
Equity securities | 0 | 0
Recurring Basis | Significant Unobservable Inputs (Level 3) | Interest rate swap agreements asset and liability |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative asset | 0 | 0
Derivative liability | 0 | 0
Recurring Basis | Significant Unobservable Inputs (Level 3) | Commitments to originate mortgage loans |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative asset | 0 | 0
Recurring Basis | Significant Unobservable Inputs (Level 3) | Mortgage loan contracts liability |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Derivative liability | 0 | 0
Recurring Basis | Significant Unobservable Inputs (Level 3) | U.S. Treasury and federal agencies |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 0 | 0
Recurring Basis | Significant Unobservable Inputs (Level 3) | State and municipal |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 0 | 0
Recurring Basis | Significant Unobservable Inputs (Level 3) | Federal agency collateralized mortgage obligations |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 0 | 0
Recurring Basis | Significant Unobservable Inputs (Level 3) | Federal agency mortgage-backed pools |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | 0 | 0
Recurring Basis | Significant Unobservable Inputs (Level 3) | Corporate notes |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Fair Value | $ 0 | $ 0

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