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Derivative Financial Instruments - Additional information (Detail) - USD ($)
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2020
Derivative [Line Items]      
Derivative liabilities notional amount $ 33,882,000 $ 3,186,000  
Derivative Asset, Notional Amount 286,493,000 $ 337,149,000  
Interest Rate Cash Flow Hedge [Member]      
Derivative [Line Items]      
Derivative Asset, Notional Amount 250,000,000    
Federal Home Loan Bank Borrowings [Member]      
Derivative [Line Items]      
Fair value of interest rate swaps liability net 0    
Federal Home Loan Bank Borrowings [Member] | Interest Rate Cash Flow Hedge [Member]      
Derivative [Line Items]      
Derivative liabilities notional amount     $ 500,000,000
Cash flow hedge reclassification amount to be reclassified from aoci to income in the next twelve months $ 7,378,000