Construction Contracts - Summary of Backlog (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Revenue, Remaining Performance Obligation [Roll Forward]
Beginning backlog	$ 592,787	$ 541,214	$ 665,564	$ 215,518
New contracts/change orders	20,646	53,966	135,414	449,712
Work performed	(99,855)	(69,251)	(287,400)	(139,301)
Ending backlog	$ 513,578	$ 525,929	$ 513,578	$ 525,929