Defined Benefit Plan - Summary of Net Periodic Benefit Cost (Detail) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2024	Mar. 31, 2023
Retirement Benefits [Abstract]
Service cost	$ 132	$ 90
Interest cost	60	60
Expected return on plan assets	(49)	(54)
Amortization of unrecognized loss	0	(9)
Defined Benefit Plan, Net Periodic Benefit Cost (Credit), Gain (Loss) Due to Settlement and Curtailment	(11)	(13)
Net periodic benefit cost	$ 132	$ 74

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Amount of gain (loss) recognized in net periodic benefit (cost) credit of defined benefit plan.

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Amount of expected return (loss) recognized in net periodic benefit (cost) credit, calculated based on expected long-term rate of return and market-related value of plan assets of defined benefit plan.

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Amount of cost recognized for passage of time related to defined benefit plan.

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Amount of net periodic benefit cost (credit) for defined benefit plan.

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Amount of gain (loss) recognized in net periodic benefit (cost) credit from settlement and curtailment.

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Amount of cost for actuarial present value of benefits attributed to service rendered by employee for defined benefit plan.

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