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Acquisitions, Goodwill, and Other Intangible Assets, Net - Rollforward of Goodwill by Segment (Details)
$ in Thousands
6 Months Ended
Jun. 30, 2023
USD ($)
Dec. 31, 2022
USD ($)
Goodwill [Line Items]    
Goodwill   $ 2,161,700
Accumulated impairment loss   (116,700)
Goodwill, net $ 2,079,522 2,045,041
Goodwill [Roll Forward]    
Goodwill, net, beginning balance 2,045,041  
Additions from new business combinations 9,500  
Goodwill, measurement period adjustments 24,700  
Currency translation adjustments 300  
Goodwill, net, ending balance 2,079,522  
Depreciation Expense    
Goodwill [Roll Forward]    
Goodwill, measurement period adjustments (6,000)  
Revenues    
Goodwill [Roll Forward]    
Goodwill, measurement period adjustments 13,000  
Cost of Goods and Service, Excluding Depreciation, Depletion, and Amortization    
Goodwill [Roll Forward]    
Goodwill, measurement period adjustments (3,000)  
Communications    
Goodwill [Line Items]    
Goodwill   606,100
Accumulated impairment loss   0
Goodwill, net 615,000 606,100
Goodwill [Roll Forward]    
Goodwill, net, beginning balance 606,100  
Additions from new business combinations 9,500  
Goodwill, measurement period adjustments (600)  
Currency translation adjustments 0  
Goodwill, net, ending balance 615,000  
Clean Energy and Infrastructure    
Goodwill [Line Items]    
Goodwill   703,300
Accumulated impairment loss   0
Goodwill, net 727,100 703,300
Goodwill [Roll Forward]    
Goodwill, net, beginning balance 703,300  
Additions from new business combinations 0  
Goodwill, measurement period adjustments 23,800  
Currency translation adjustments 0  
Goodwill, net, ending balance 727,100  
Oil and Gas    
Goodwill [Line Items]    
Goodwill   582,200
Accumulated impairment loss   (116,700)
Goodwill, net 466,700 465,500
Goodwill [Roll Forward]    
Goodwill, net, beginning balance 465,500  
Additions from new business combinations 0  
Goodwill, measurement period adjustments 900  
Currency translation adjustments 300  
Goodwill, net, ending balance 466,700  
Power Delivery    
Goodwill [Line Items]    
Goodwill   270,100
Accumulated impairment loss   0
Goodwill, net 270,700 $ 270,100
Goodwill [Roll Forward]    
Goodwill, net, beginning balance 270,100  
Additions from new business combinations 0  
Goodwill, measurement period adjustments 600  
Currency translation adjustments 0  
Goodwill, net, ending balance $ 270,700