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Loans and ACL - Summary of Amortized Cost of Loans Held for Investment (Detail) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Loans and Leases Receivable Disclosure [Line Items] |  |
Gross loans | $ 2,059,281 | $ 2,110,755
Deferred costs, net of loan fees | 429 | 1,042
Total | 2,059,710 | 2,111,797
Commercial and Industrial [Member] |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Gross loans | 340,099 | 354,904
Construction, Commercial [Member] | Real Estate [Member] |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Gross loans | 103,006 | 114,491
Construction, Residential [Member] | Real Estate [Member] |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Gross loans | 53,498 | 51,807
Commercial [Member] | Real Estate [Member] |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Gross loans | 834,223 | 847,842
Residential [Member] | Real Estate [Member] |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Gross loans | 683,946 | 692,253
Farmland [Member] | Real Estate [Member] |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Gross loans | 4,748 | 5,520
Consumer [Member] |  |
Loans and Leases Receivable Disclosure [Line Items] |  |
Gross loans | $ 39,761 | $ 43,938

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