v3.26.3
Loans and Leases - Additional Information (Detail) - USD ($)
$ in Thousands
Sep. 30, 2026
Dec. 31, 2025
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Loans held for sale $ 17,712 $ 31,277
Related party loans 25,473,482 24,720,620
Directors and Officers [Member]    
Accounts, Notes, Loans and Financing Receivable [Line Items]    
Related party loans $ 52,204 $ 42,441