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Segment Information - Segment Reporting Information, by Segment (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Segment Reporting Information [Line Items]
Revenues	$ 582,822	$ 522,325	$ 1,023,182	$ 925,904
Operating Income	72,734	60,263	114,859	92,890
Acquisition Related Costs	(101)	(59)	(137)	(249)
Operating Segments
Segment Reporting Information [Line Items]
Revenues	582,822		1,023,182
Operating Income	80,939	66,503	131,015	104,779
Operating Segments | E-Infrastructure Solutions Revenues
Segment Reporting Information [Line Items]
Revenues	241,312	260,148	425,788	465,988
Operating Income	51,677	43,167	78,846	67,436
Operating Segments | Transportation Solutions Revenues
Segment Reporting Information [Line Items]
Revenues	232,775	151,088	381,744	262,227
Operating Income	15,449	9,856	23,581	15,162
Operating Segments | Building Solutions Revenues
Segment Reporting Information [Line Items]
Revenues	108,735	111,089	215,650	197,689
Operating Income	13,813	13,480	28,588	22,181
Corporate G&A Expense
Segment Reporting Information [Line Items]
Operating Income	$ (8,104)	$ (6,181)	$ (16,019)	$ (11,640)

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