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Derivative Financial Instruments - Schedule of Cumulative Basis Adjustments for Interest Rate Swap Derivatives Designated as Fair Value Accounting Hedges (Detail) - Interest Rate Swap [Member] - Designated as Hedging Instrument [Member] - USD ($)
Dec. 31, 2023
Dec. 31, 2022
Derivative Instruments and Hedging Activities Disclosures [Line Items]    
Carrying Amount of the Hedged Assets $ 276,991,000 $ 0
Cumulative Amount of Fair Value Hedging Adjustment Included in the Carrying Amount of the Hedged Assets $ 2,719,000  
Derivative Asset, Statement of Financial Position [Extensible Enumeration] Loans and Leases Receivable, Net Amount