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Revenue from Contracts with Customers - Schedule of Revenue, Remaining Performance Obligation (Details) $ in Thousands	Dec. 31, 2024 USD ($)
Schedule of Remaining Performance Obligations [Line Items]
Remaining performance obligations	$ 10,102,199
Remaining performance obligations, percent	100.00%
UNITED STATES
Schedule of Remaining Performance Obligations [Line Items]
Remaining performance obligations	$ 9,916,733
Remaining performance obligations, percent	98.00%
UNITED STATES | United States Electrical Construction And Facilities Services
Schedule of Remaining Performance Obligations [Line Items]
Remaining performance obligations	$ 3,068,396
Remaining performance obligations, percent	31.00%
UNITED STATES | United States Mechanical Construction And Facilities Services
Schedule of Remaining Performance Obligations [Line Items]
Remaining performance obligations	$ 5,463,096
Remaining performance obligations, percent	54.00%
UNITED STATES | United States Building Services
Schedule of Remaining Performance Obligations [Line Items]
Remaining performance obligations	$ 1,246,642
Remaining performance obligations, percent	12.00%
UNITED STATES | United States Industrial Services
Schedule of Remaining Performance Obligations [Line Items]
Remaining performance obligations	$ 138,599
Remaining performance obligations, percent	1.00%
UNITED KINGDOM | United Kingdom Building Services
Schedule of Remaining Performance Obligations [Line Items]
Remaining performance obligations	$ 185,466
Remaining performance obligations, percent	2.00%

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[Line Items] for Schedule of Remaining Performance Obligations [Table]

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Amount of transaction price allocated to performance obligation that has not been recognized as revenue.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Name Accounting Standards Codification
-Section 50
-Paragraph 13
-Subparagraph (a)
-SubTopic 10
-Topic 606
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479806/606-10-50-13

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Percentage of remaining performance obligation to total remaining performance obligation not recognized as revenue.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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-Section 50
-Paragraph 13
-Subparagraph (b)(1)
-SubTopic 10
-Topic 606
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