Employee Benefit Plans - Additional Information (Detail) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Mainland China Contribution Plan
Defined Benefit Plan Disclosure [Line Items]
Contributions for employee benefits	$ 1.2	$ 1.0	$ 2.4	$ 2.0