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Revenue From Customers (Tables) | 3 Months Ended
--- | ---
Mar. 31, 2022
Revenue from Contract with Customer [Abstract] |
Schedule of Backlog By Segment | The following table presents the Company’s backlog, by segment:
| March 31, 2022 |  | December 31, 2021
E-Infrastructure Solutions Backlog | $ | 541,150 |  |  | $ | 432,613 |
Transportation Solutions Backlog | 898,679 |  |  | 963,267 |
Building Solutions Backlog - Commercial | 87,055 |  |  | 97,235 |
Total Backlog | $ | 1,526,884 |  |  | $ | 1,493,115 |
Disaggregation of Revenue | The following tables present the Company’s revenue disaggregated by major end market and contract type:
| Three Months Ended March 31, |  |  |  |
Revenues by major end market | 2022 |  | 2021 |  |  |  |  |  |  |  |  |  |
E-Infrastructure Solutions Revenues | $ | 168,927 |  |  | $ | 96,572 |  |  |  |  |  |  |  |  |  |  |
Heavy Highway | 112,745 |  |  | 99,516 |  |  |  |  |  |  |  |  |  |  |
Aviation | 17,583 |  |  | 27,222 |  |  |  |  |  |  |  |  |  |  |
Water Containment and Treatment | 19,887 |  |  | 14,219 |  |  |  |  |  |  |  |  |  |  |
Other | 10,284 |  |  | 6,097 |  |  |  |  |  |  |  |  |  |  |
Transportation Solutions Revenues | 160,499 |  |  | 147,054 |  |  |  |  |  |  |  |  |  |  |
Residential | 54,270 |  |  | 44,174 |  |  |  |  |  |  |  |  |  |  |
Commercial | 26,624 |  |  | 27,516 |  |  |  |  |  |  |  |  |  |  |
Building Solutions Revenues | 80,894 |  |  | 71,690 |  |  |  |  |  |  |  |  |  |  |
Total Revenues | $ | 410,320 |  |  | $ | 315,316 |  |  |  |  |  |  |  |  |  |  |
Revenues by contract type |  |  |  |  |  |  |  |  |  |  |  |  |
Fixed-Unit Price | $ | 156,310 |  |  | $ | 177,547 |  |  |  |  |  |  |  |  |  |  |
Lump-Sum | 197,868 |  |  | 91,155 |  |  |  |  |  |  |  |  |  |  |
Residential and Other | 56,142 |  |  | 46,614 |  |  |  |  |  |  |  |  |  |  |
Total Revenues | $ | 410,320 |  |  | $ | 315,316 |  |  |  |  |  |  |  |  |  |  |

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