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REVENUE FROM CUSTOMERS - Revenue Disaggregation (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Disaggregation of Revenue [Line Items] |  |  |
Revenues | $ 2,115,756 | $ 1,972,229 | $ 1,769,436
Lump Sum |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 1,040,490 | 1,076,432 | 1,001,290
Fixed-Unit Price |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 756,468 | 613,842 | 556,234
Residential and Other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 318,798 | 281,955 | 211,912
Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 2,115,756 | 1,972,229 | 1,769,436
E-Infrastructure Solutions | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 923,728 | 937,408 | 905,277
Transportation Solutions | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 783,659 | 630,908 | 542,550
Transportation Solutions | Heavy Highway |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 547,278 | 453,042 | 391,894
Transportation Solutions | Aviation |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 85,005 | 70,784 | 82,950
Transportation Solutions | Other |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 151,376 | 107,082 | 67,706
Building Solutions | Operating Segments |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 408,369 | 403,913 | 321,609
Building Solutions | Residential |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | 306,547 | 273,699 | 207,674
Building Solutions | Commercial |  |  |
Disaggregation of Revenue [Line Items] |  |  |
Revenues | $ 101,822 | $ 130,214 | $ 113,935

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