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Revenue from Customers (Tables) | 9 Months Ended
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Sep. 30, 2024
Revenue from Contract with Customer [Abstract] |
Summary of Backlog By Segment | The following table presents the Company’s RPOs, by segment:
| September 30, 2024 |  | December 31, 2023
E-Infrastructure Solutions RPOs | $ | 918,542 |  |  | $ | 813,729 |
Transportation Solutions RPOs | 1,083,567 |  |  | 1,184,496 |
Building Solutions RPOs - Commercial | 52,972 |  |  | 68,791 |
Total RPOs | $ | 2,055,081 |  |  | $ | 2,067,016 |
Summary of Revenue Disaggregation | The following tables present the Company’s revenue disaggregated by major end market and contract type:
| Three Months Ended September 30, |  | Nine Months Ended September 30, |  |
Revenues by major end market | 2024 |  | 2023 |  | 2024 |  | 2023 |  |  |  |  |  |
E-Infrastructure Solutions Revenues | $ | 263,899 |  |  | $ | 253,948 |  |  | $ | 689,687 |  |  | $ | 719,936 |  |  |  |  |  |  |
Heavy Highway | 169,388 |  |  | 146,864 |  |  | 424,628 |  |  | 327,440 |  |  |  |  |  |  |
Aviation | 22,964 |  |  | 18,948 |  |  | 63,738 |  |  | 50,694 |  |  |  |  |  |  |
Other Services | 34,899 |  |  | 27,184 |  |  | 120,629 |  |  | 77,089 |  |  |  |  |  |  |
Transportation Solutions Revenues | 227,251 |  |  | 192,996 |  |  | 608,995 |  |  | 455,223 |  |  |  |  |  |  |
Residential | 70,374 |  |  | 77,866 |  |  | 238,825 |  |  | 204,993 |  |  |  |  |  |  |
Commercial | 32,217 |  |  | 35,537 |  |  | 79,416 |  |  | 106,099 |  |  |  |  |  |  |
Building Solutions Revenues | 102,591 |  |  | 113,403 |  |  | 318,241 |  |  | 311,092 |  |  |  |  |  |  |
Total Revenues | $ | 593,741 |  |  | $ | 560,347 |  |  | $ | 1,616,923 |  |  | $ | 1,486,251 |  |  |  |  |  |  |
Revenues by contract type |  |  |  |  |  |  |  |  |  |  |  |  |
Lump-Sum | $ | 292,365 |  |  | $ | 291,149 |  |  | $ | 791,227 |  |  | $ | 822,663 |  |  |  |  |  |  |
Fixed-Unit Price | 226,969 |  |  | 190,170 |  |  | 579,127 |  |  | 454,359 |  |  |  |  |  |  |
Residential and Other | 74,407 |  |  | 79,028 |  |  | 246,569 |  |  | 209,229 |  |  |  |  |  |  |
Total Revenues | $ | 593,741 |  |  | $ | 560,347 |  |  | $ | 1,616,923 |  |  | $ | 1,486,251 |  |  |  |  |  |  |

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