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Revenue from Contracts with Customers - Schedule of Performance Obligation Satisfied in Previous Period (Details) - USD ($)	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
UNITED STATES
Performance Obligation Satisfied in Previous Period [Line Items]
Performance obligation satisfied in previous period	$ 12,616,000	$ 8,036,000	$ 16,874,000	$ 8,999,000
UNITED STATES | United States Electrical Construction And Facilities Services [Member]
Performance Obligation Satisfied in Previous Period [Line Items]
Performance obligation satisfied in previous period	3,076,000	0	8,413,000	0
UNITED STATES | United States Mechanical Construction And Facilities Services [Member]
Performance Obligation Satisfied in Previous Period [Line Items]
Performance obligation satisfied in previous period	$ 9,540,000	$ 8,036,000	8,461,000	$ 8,999,000
Minimum [Member]
Performance Obligation Satisfied in Previous Period [Line Items]
Performance obligation satisfied in previous period			$ 1,000,000

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- Definition

Performance Obligation Satisfied in Previous Period [Line Items]

+ References

No definition available.

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- Definition

Amount of revenue recognized from performance obligation satisfied or partially satisfied in previous reporting periods. Includes, but is not limited to, change in transaction price.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 606
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 12A
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147479806/606-10-50-12A

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