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Derivative Financial Instruments - Summary of Interest Rate Swap Derivatives Designated as Fair Value Accounting Hedges of Fixed-rate Receivables (Detail) - Interest Rate Swap [Member] - Designated as Hedging Instrument [Member]
12 Months Ended
Dec. 31, 2023
USD ($)
Derivative Instruments and Hedging Activities Disclosures [Line Items]  
Notional Value $ 100,000,000
USD-SOFR-OIS [Member]  
Derivative Instruments and Hedging Activities Disclosures [Line Items]  
Notional Value $ 100,000,000
Weighted Average Remaining Maturity (years) 3 years 7 months 6 days
Fair Value $ 2,719,000
Pay 4.47%
Loans [Member] | USD-SOFR-OIS [Member]  
Derivative Instruments and Hedging Activities Disclosures [Line Items]  
Notional Value $ 100,000,000
Weighted Average Remaining Maturity (years) 3 years 7 months 6 days
Fair Value $ 2,719,000
Pay 4.47%