Retirement Plans - Schedule of Net Benefit Costs (Detail) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Compensation And Retirement Disclosure [Abstract]
Interest cost	$ 218	$ 206	$ 654	$ 618
Net amortization	83	96	249	290
Net periodic pension cost	$ 301	$ 302	$ 903	$ 908