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REVENUE FROM CUSTOMERS - Schedule of Backlog by Segment (Details) - USD ($) $ in Thousands | Jun. 30, 2025 | Dec. 31, 2024
--- | --- | ---
Disaggregation of Revenue [Line Items] |  |
Total RPOs | $ 2,008,695 | $ 1,693,223
E-Infrastructure Solutions RPOs | Continuing Operations |  |
Disaggregation of Revenue [Line Items] |  |
Total RPOs | 1,249,711 | 1,032,109
Transportation Solutions RPOs | Continuing Operations |  |
Disaggregation of Revenue [Line Items] |  |
Total RPOs | 714,983 | 622,085
Building Solutions RPOs - Commercial | Continuing Operations |  |
Disaggregation of Revenue [Line Items] |  |
Total RPOs | $ 44,001 | $ 39,029

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