v3.25.4
Loans and Allowance for Credit Losses - Summary of Amortized Cost of Loans Held for Investment (Detail) - USD ($)
$ in Thousands
Dec. 31, 2025
Dec. 31, 2024
Loans and Leases Receivable Disclosure [Line Items]    
Gross loans $ 1,864,512 $ 2,110,755
Deferred costs, net of loan fees 1,205 1,042
Total 1,865,717 2,111,797
Commercial and Industrial [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Gross loans 271,158 354,904
Construction, Commercial [Member] | Real Estate [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Gross loans 51,738 114,491
Construction, Residential [Member] | Real Estate [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Gross loans 31,772 51,807
Commercial [Member] | Real Estate [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Gross loans 836,308 847,842
Residential [Member] | Real Estate [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Gross loans 636,743 692,253
Farmland [Member] | Real Estate [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Gross loans 4,580 5,520
Consumer [Member]    
Loans and Leases Receivable Disclosure [Line Items]    
Gross loans $ 32,213 $ 43,938