Contracts in Progress (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Contractors [Abstract]
Costs incurred on uncompleted contracts	$ 1,394,243	$ 1,251,853
Estimated earnings	176,904	180,705
Costs incurred and estimated earnings on uncompleted contracts	1,571,147	1,432,558
Less: Billings to date	(1,553,704)	(1,426,375)
Costs and estimated earnings in excess of billings on uncompleted contracts, net	17,443	6,183
Contract assets	81,522	43,903
Contract liabilities	$ (64,079)	$ (37,720)