v3.26.1
Loans - Summary of Loans (Detail) - USD ($)
$ in Thousands
Mar. 31, 2026
Dec. 31, 2025
Mar. 31, 2025
Dec. 31, 2024
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total loans $ 852,692 $ 829,859    
Allowance for credit losses (12,947) (12,470) $ (7,974) $ (7,595)
Deferred loan fees, net 26 (81)    
Net loans 839,771 817,308    
Commercial and Industrial [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total loans 157,968 152,657    
Allowance for credit losses (6,918) (6,886) (3,154) (2,919)
Commercial Real Estate [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total loans 256,019 255,911    
Allowance for credit losses (2,529) (2,394) (1,707) (1,681)
Commercial Lessors of Buildings [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total loans 121,711 114,010    
Allowance for credit losses (1,428) (1,314) (1,240) (1,141)
Construction [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total loans 50,370 47,982    
Allowance for credit losses (549) (524) (576) (502)
Consumer Mortgage [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total loans 197,436 193,298    
Allowance for credit losses (843) (838) (758) (812)
Home Equity Line of Credit [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total loans 54,815 52,616    
Allowance for credit losses (379) (227) (193) (205)
Consumer Installment [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total loans 10,185 9,019    
Allowance for credit losses (110) (84) (89) (92)
Consumer Indirect [Member]        
Accounts, Notes, Loans and Financing Receivable [Line Items]        
Total loans 4,188 4,366    
Allowance for credit losses $ (191) $ (203) $ (257) $ (243)