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Revenue from Contracts with Customers - Schedule of Revenue. Remaining Performance Obligations, Expected Timing of Satisfaction (Details) $ in Thousands | Mar. 31, 2024 USD ($)
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Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Remaining performance obligations | $ 9,175,352
UNITED STATES |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Remaining performance obligations | 9,012,207
United States Electrical Construction And Facilities Services [Member] | UNITED STATES |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Remaining performance obligations | 2,551,430
United States Mechanical Construction And Facilities Services [Member] | UNITED STATES |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Remaining performance obligations | 4,997,257
United States Building Services [Member] | UNITED STATES |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Remaining performance obligations | 1,351,585
United States Industrial Services [Member] | UNITED STATES |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Remaining performance obligations | 111,935
United Kingdom Building Services [Member] [Member] | UNITED KINGDOM |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Remaining performance obligations | $ 163,145
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-04-01 |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period | 1 year
Remaining performance obligations | $ 7,867,590
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-04-01 | UNITED STATES |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period | 1 year
Remaining performance obligations | $ 7,745,986
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-04-01 | United States Electrical Construction And Facilities Services [Member] | UNITED STATES |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period | 1 year
Remaining performance obligations | $ 2,120,190
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-04-01 | United States Mechanical Construction And Facilities Services [Member] | UNITED STATES |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period | 1 year
Remaining performance obligations | $ 4,296,296
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-04-01 | United States Building Services [Member] | UNITED STATES |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period | 1 year
Remaining performance obligations | $ 1,217,565
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-04-01 | United States Industrial Services [Member] | UNITED STATES |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period | 1 year
Remaining performance obligations | $ 111,935
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2024-04-01 | United Kingdom Building Services [Member] [Member] | UNITED KINGDOM |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period | 1 year
Remaining performance obligations | $ 121,604
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-04-01 |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period | 1 year
Remaining performance obligations | $ 1,307,762
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-04-01 | UNITED STATES |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period | 1 year
Remaining performance obligations | $ 1,266,221
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-04-01 | United States Electrical Construction And Facilities Services [Member] | UNITED STATES |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period | 1 year
Remaining performance obligations | $ 431,240
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-04-01 | United States Mechanical Construction And Facilities Services [Member] | UNITED STATES |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period | 1 year
Remaining performance obligations | $ 700,961
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-04-01 | United States Building Services [Member] | UNITED STATES |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period | 1 year
Remaining performance obligations | $ 134,020
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-04-01 | United States Industrial Services [Member] | UNITED STATES |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period | 1 year
Remaining performance obligations | $ 0
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Start Date [Axis]: 2025-04-01 | United Kingdom Building Services [Member] [Member] | UNITED KINGDOM |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction [Line Items] |
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period | 1 year
Remaining performance obligations | $ 41,541

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