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Revenue from Customers - Backlog By Segment (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Disaggregation of Revenue [Line Items]
Total RPOs	$ 2,098,781	$ 2,067,016
E-Infrastructure Solutions RPOs
Disaggregation of Revenue [Line Items]
Total RPOs	868,206	813,729
Transportation Solutions RPOs
Disaggregation of Revenue [Line Items]
Total RPOs	1,160,455	1,184,496
Building Solutions RPOs - Commercial
Disaggregation of Revenue [Line Items]
Total RPOs	$ 70,120	$ 68,791

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