Derivative Financial Instruments - Summary of Designated and Qualifying Hedged Items in Fair Value Hedges (Detail) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Derivative [Line Items]
Carrying Amount	$ 15,095	$ 15,795
Hedging Fair Value Adjustment	(1,909)	(1,826)
Fair Value Adjustments on Discontinued Hedges	(422)	(446)
Commercial Real Estate [Member]
Derivative [Line Items]
Carrying Amount	$ 15,095	$ 15,795
Hedged Asset, Statement of Financial Position [Extensible Enumeration]	Loans, net of allowance for credit losses	Loans, net of allowance for credit losses
Hedging Fair Value Adjustment	$ (1,909)	$ (1,826)
Fair Value Adjustments on Discontinued Hedges	$ (422)	$ (446)