Receivables, net - Schedule of Receivables (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	$ 744,606	$ 465,129
Less: allowance for credit losses	1,515	1,142
Total net receivables	743,091	463,987
Contracts completed and in progress:
Accounts, Notes, Loans and Financing Receivable [Line Items]
Billed	353,132	220,809
Unbilled	217,218	120,348
Receivables	570,350	341,157
Materials sales
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	98,997	52,182
Other
Accounts, Notes, Loans and Financing Receivable [Line Items]
Receivables	$ 75,259	$ 71,790