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Revenue from Customers - Backlog By Segment (Details) - Total Assets — Continuing Operations - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Segment Reporting Information [Line Items]
Total RPOs	$ 1,414,342	$ 1,327,900
E-Infrastructure Solutions
Segment Reporting Information [Line Items]
Total RPOs	603,227	432,613
Transportation Solutions
Segment Reporting Information [Line Items]
Total RPOs	713,173	798,052
Building Solutions
Segment Reporting Information [Line Items]
Total RPOs	$ 97,942	$ 97,235

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

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 606
-SubTopic 10
-Section 50
-Paragraph 13
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=126920106&loc=SL49130556-203045

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