Revenue from Contracts with Customers - Contract Assets and Liabilities (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Contract Assets
Costs and estimated earnings in excess of billings, less allowance for credit losses	$ 28,084	$ 27,211
Contract Liabilities
Billings in excess of costs and estimated earnings and deferred revenue	909,538	548,293
Contract assets	900
Contract liabilities	361,200
Increase in contract assets	4,100
Billings and related costs	3,200
Increase in billings in excess of costs	349,100
Consideration of Eldeco and DECCO acquisitions	12,100
Revenue related to our contract liabilities	$ 500,600	$ 286,500