Leases - Additional Information (Detail) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Weighted average discount rate	2.32%	2.10%
Operating lease cost	$ 8.0	$ 8.4
Weighted average remaining lease term	4 years 4 months 24 days	5 years 2 months 12 days