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Derivative Financial Instruments and Hedging Activities - Summary Notional and Fair Value of Interest Rate Swaps (Detail) - USD ($)
$ in Thousands
Dec. 31, 2023
Dec. 31, 2022
Derivative [Line Items]    
Notional Amount $ 2,600 $ 11,700
Interest Rate Swap Agreement [Member] | Receive Fixed/Pay Variable Swaps [Member]    
Derivative [Line Items]    
Notional Amount 2,178 2,178
Fair Value (71) (95)
Interest Rate Swap Agreement [Member] | Pay Fixed/Receive Variable Swaps [Member]    
Derivative [Line Items]    
Notional Amount 2,178 2,178
Fair Value $ 71 $ 95