Retirement Benefits - Additional Information (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Retirement Benefits [Abstract]
Funded percentage	80.00%
Defined Benefit Plan, Contributions by Employer	$ 1,600	$ 1,600	$ 1,600
Net benefit cost	2,600	2,500	3,000
Benefit obligation benefits paid	400	700	$ 400
Accumulated benefit obligation	11,600	10,100
Defined benefit plan, benefit obligation	$ 16,850	$ 13,103