Concentration of Risk and Enterprise-Wide Disclosures (Details) $ in Thousands	12 Months Ended
Dec. 31, 2025 USD ($) customer	Dec. 31, 2024 USD ($)	Dec. 31, 2023 USD ($)
Concentration Risk [Line Items]
Allowance for credit losses	$ (3,461)	$ (555)
Contract revenues	852,260	796,394	$ 711,778
Customer concentration risk \| Trade and contract retainage receivables
Concentration Risk [Line Items]
Gross receivables	228,350	142,492
Allowance for credit losses	(3,461)	(555)
Net receivables	$ 224,889	$ 141,937
Concentration risk, percentage	100.00%	100.00%
Customer concentration risk \| Contract revenues
Concentration Risk [Line Items]
Contract revenues	$ 852,260	$ 796,394	$ 711,778
Concentration risk, percentage	100.00%	100.00%	100.00%
Customer concentration risk \| Federal Government \| Trade and contract retainage receivables
Concentration Risk [Line Items]
Gross receivables	$ 51,057	$ 19,874
Concentration risk, percentage	23.00%	14.00%
Customer concentration risk \| Federal Government \| Trade and contract retainage receivables \| US Navy
Concentration Risk [Line Items]
Concentration risk, percentage	20.00%	11.00%
Customer concentration risk \| Federal Government \| Contract revenues
Concentration Risk [Line Items]
Contract revenues	$ 162,992	$ 234,175	$ 153,410
Concentration risk, percentage	19.00%	30.00%	22.00%
Customer concentration risk \| Federal Government \| Contract revenues \| US Navy
Concentration Risk [Line Items]
Concentration risk, percentage	14.00%	25.00%	13.00%
Customer concentration risk \| State Governments \| Trade and contract retainage receivables
Concentration Risk [Line Items]
Gross receivables	$ 14,008	$ 9,553
Concentration risk, percentage	6.00%	7.00%
Customer concentration risk \| State Governments \| Contract revenues
Concentration Risk [Line Items]
Contract revenues	$ 116,304	$ 74,286	$ 59,354
Concentration risk, percentage	14.00%	9.00%	8.00%
Customer concentration risk \| Local Governments \| Trade and contract retainage receivables
Concentration Risk [Line Items]
Gross receivables	$ 23,453	$ 24,641
Concentration risk, percentage	10.00%	17.00%
Customer concentration risk \| Local Governments \| Contract revenues
Concentration Risk [Line Items]
Contract revenues	$ 158,990	$ 123,160	$ 99,621
Concentration risk, percentage	19.00%	15.00%	14.00%
Customer concentration risk \| Private Companies \| Trade and contract retainage receivables
Concentration Risk [Line Items]
Gross receivables	$ 139,832	$ 88,424
Number of customers exceeding the 10% benchmark percentage \| customer	1
Concentration risk, percentage	61.00%	62.00%
Customer concentration risk \| Private Companies \| Contract revenues
Concentration Risk [Line Items]
Contract revenues	$ 413,974	$ 364,773	$ 399,393
Concentration risk, percentage	48.00%	46.00%	56.00%
Customer concentration risk \| Private Companies \| Contract revenues \| Customer One
Concentration Risk [Line Items]
Concentration risk, percentage	12.00%

Number of customers exceeding the 10% benchmark percentage.

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