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Construction Joint Ventures - SEMA Financials (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Schedule of Equity Method Investments [Line Items]
Operating income	$ 72,734	$ 60,263	$ 114,859	$ 92,890
Variable Interest Entity, Primary Beneficiary | SEMA Construction Inc
Schedule of Equity Method Investments [Line Items]
Revenues	42,257	16,719	70,882	25,263
Operating income	5,270	1,106	10,520	1,682
Net income	$ 5,916	$ 1,433	$ 11,688	$ 2,153

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