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v3.19.3.a.u2

Segment Information (Details) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 USD ($) | Sep. 30, 2019 USD ($) | Jun. 30, 2019 USD ($) | Mar. 31, 2019 USD ($) | Dec. 31, 2018 USD ($) | Sep. 30, 2018 USD ($) | Jun. 30, 2018 USD ($) | Mar. 31, 2018 USD ($) | Dec. 31, 2019 USD ($) segment | Dec. 31, 2018 USD ($) | Dec. 31, 2017 USD ($)
Segment Information |  |  |  |  |  |  |  |  |  |  |
Number of reportable segments | segment |  |  |  |  |  |  |  |  | 2 |  |
Revenue | $ 719,584 | $ 706,918 | $ 650,302 | $ 538,473 | $ 588,359 | $ 594,536 | $ 535,043 | $ 464,941 | $ 2,615,277 | $ 2,182,879 | $ 1,787,922
Gross Profit | 132,560 | $ 142,702 | $ 120,016 | $ 106,665 | 118,175 | $ 127,868 | $ 111,183 | $ 89,053 | 501,943 | 446,279 | 366,281
Capital Expenditures |  |  |  |  |  |  |  |  | 31,750 | 27,268 | 35,467
Total Assets | 1,505,012 |  |  |  | 1,062,564 |  |  |  | 1,505,012 | 1,062,564 |
Operating | Mechanical Services |  |  |  |  |  |  |  |  |  |  |
Segment Information |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 2,251,560 | 2,176,223 | 1,787,922
Gross Profit |  |  |  |  |  |  |  |  | 465,144 | 444,960 | 366,281
Capital Expenditures |  |  |  |  |  |  |  |  | 27,933 | 25,945 | 34,587
Total Assets | 1,056,609 |  |  |  | 970,995 |  |  |  | 1,056,609 | 970,995 |
Operating | Electrical Services |  |  |  |  |  |  |  |  |  |  |
Segment Information |  |  |  |  |  |  |  |  |  |  |
Revenue |  |  |  |  |  |  |  |  | 363,717 | 6,656 |
Gross Profit |  |  |  |  |  |  |  |  | 36,799 | 1,319 |
Capital Expenditures |  |  |  |  |  |  |  |  | 1,504 | 57 |
Total Assets | 372,254 |  |  |  | 23,078 |  |  |  | 372,254 | 23,078 |
Corporate & Eliminations |  |  |  |  |  |  |  |  |  |  |
Segment Information |  |  |  |  |  |  |  |  |  |  |
Capital Expenditures |  |  |  |  |  |  |  |  | 2,314 | 1,266 | $ 880
Total Assets | $ 76,149 |  |  |  | $ 68,491 |  |  |  | $ 76,149 | $ 68,491 |

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