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v3.25.2

Fair Value Measurement - Assets and Liabilities Measured at Fair Value (Detail) - USD ($) $ in Thousands | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Total securities available for sale | $ 642,910 | $ 648,067
Equity securities | 2,318 | 2,421
Swap asset | 3,900 | 6,330
(Level 1) [Member] | Assets Measured at Fair Value on a Recurring Basis [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Total securities available for sale | 35,713 | 64,571
(Level 1) [Member] | Assets Measured at Fair Value on a Recurring Basis [Member] | U.S. Treasury securities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Total securities available for sale | 35,713 | 64,571
(Level 2) [Member] | Assets Measured at Fair Value on a Recurring Basis [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Total securities available for sale | 607,197 | 583,496
Equity securities | 2,318 | 2,421
Loans held for sale, at fair value | 10,733 |
(Level 2) [Member] | Assets Measured at Fair Value on a Recurring Basis [Member] | Swap [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Loans held for sale, at fair value |  | 665
Swap asset | 3,130 | 5,308
Swap liability | 7,030 | 11,638
(Level 2) [Member] | Assets Measured at Fair Value on a Recurring Basis [Member] | Obligations of U.S. Government agencies [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Total securities available for sale | 28,608 | 32,816
(Level 2) [Member] | Assets Measured at Fair Value on a Recurring Basis [Member] | Obligations of States and Political Subdivisions [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Total securities available for sale | 316,335 | 325,119
(Level 2) [Member] | Assets Measured at Fair Value on a Recurring Basis [Member] | Mortgage-backed Securities in Government Sponsored Entities [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Total securities available for sale | 262,254 | 225,561
(Level 3) [Member] | Assets Measured at Fair Value on a Nonrecurring Basis [Member] | Collateral-Dependent Loans [Member] |  |
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items] |  |
Assets | $ 7,945 | $ 19,177

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