Revenue from Contracts with Customers - Narrative (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Revenue from Contract with Customer [Abstract]
Unexecuted change orders	$ 56,200	$ 57,300
Change orders not approved by the customer	265,300	187,400
Claim position	54,900	42,700
Loss provision	1,021	1,545
Remaining outstanding billings on large project	31,300
Operating revenue recognized	117,500	116,300	$ 127,300
Net increase in revenues from performance obligations satisfied in prior periods	83,400	45,700	$ 46,900
Remaining performance obligation	$ 2,460,000	$ 2,010,000