Revenue Recognition - Schedule of Net Under (Over) Billings (Detail) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Revenue from Contract with Customer [Abstract]
Costs and estimated earnings in excess of billings on uncompleted contracts (contract assets)	$ 31,700	$ 29,400
Billings in excess of costs and estimated earnings on uncompleted contracts (contract liabilities)	(10,100)	(8,800)
Net under billings	$ 21,600	$ 20,600