v3.26.1
Loans and ACL - Summary of Amortized Cost of Loans Held for Investment (Detail) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Loans and Leases Receivable Disclosure [Line Items]    
Gross loans $ 1,852,003 $ 1,864,512
Deferred costs, net of loan fees 1,458 1,205
Total 1,853,461 1,865,717
Commercial and Industrial [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Gross loans 276,589 282,745
Construction, Commercial [Member] | Real Estate [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Gross loans 54,611 51,738
Construction, Residential [Member] | Real Estate [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Gross loans 28,844 31,772
Commercial [Member] | Real Estate [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Gross loans 823,378 824,721
Residential [Member] | Real Estate [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Gross loans 636,830 636,743
Farmland [Member] | Real Estate [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Gross loans 4,368 4,580
Consumer [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Gross loans $ 27,383 $ 32,213