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Revenue from Contracts with Customers - Schedule of Cumulative Catch-Up Adjustment (Details) - UNITED STATES - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Cumulative Catch-Up Adjustment [Line Items] |  |  |
Change in total estimated cost or anticipated contract value | $ 29,057 | $ 48,403 | $ 6,891
United States Electrical Construction And Facilities Services |  |  |
Cumulative Catch-Up Adjustment [Line Items] |  |  |
Change in total estimated cost or anticipated contract value | 12,535 | 33,463 | 4,627
United States Mechanical Construction And Facilities Services |  |  |
Cumulative Catch-Up Adjustment [Line Items] |  |  |
Change in total estimated cost or anticipated contract value | 10,864 | 13,679 | 2,264
United States Building Services |  |  |
Cumulative Catch-Up Adjustment [Line Items] |  |  |
Change in total estimated cost or anticipated contract value | $ 5,658 | $ 1,261 | $ 0

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