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Acquisitions - Narratives (Details) - USD ($)
$ in Thousands
 1 Months Ended 3 Months Ended
Aug. 31, 2023
Oct. 26, 2024
Jul. 27, 2024
Apr. 27, 2024
Jan. 27, 2024
Business Acquisition [Line Items]          
Goodwill   $ 332,374     $ 311,991
Telecommunications Construction Contractor in Various States          
Business Acquisition [Line Items]          
Payment to acquire business, net of cash acquired   150,700      
Cash and equivalents   0      
Goodwill   12,000      
Northwestern United States Telecommunications Construction Contractor          
Business Acquisition [Line Items]          
Payment to acquire business, net of cash acquired   20,400      
Business combination, consideration transferred   24,500      
Cash and equivalents   4,100 $ 4,100    
Goodwill     5,400    
Midwestern United States Telecommunications Construction Contractor          
Business Acquisition [Line Items]          
Payment to acquire business, net of cash acquired     12,800    
Business combination, consideration transferred     16,000    
Cash and equivalents     $ 3,200 $ 3,200  
Goodwill   20,600   $ 3,200  
Business acquisition, goodwill and intangible assets, expected tax deductible amount   $ 160,700      
Bigham          
Business Acquisition [Line Items]          
Payment to acquire business, net of cash acquired $ 127,000        
Business combination, consideration transferred 131,200        
Cash and equivalents 8,300        
Goodwill 39,200        
Business acquisition, goodwill and intangible assets, expected tax deductible amount 81,400        
Business combination, consideration transferred, liabilities incurred $ 4,100