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Property and Equipment - Summary of Property and Equipment (Details) - USD ($)
$ in Thousands
Dec. 31, 2024
Dec. 31, 2023
Property, Plant and Equipment [Line Items]    
Total property and equipment, gross $ 665,449 $ 649,443
Less: accumulated depreciation and amortization (387,223) (380,465)
Property and equipment, net 278,226 268,978
Land    
Property, Plant and Equipment [Line Items]    
Total property and equipment, gross 10,351 10,351
Buildings and improvements    
Property, Plant and Equipment [Line Items]    
Total property and equipment, gross 51,880 44,352
Construction equipment    
Property, Plant and Equipment [Line Items]    
Total property and equipment, gross 586,335 578,563
Office equipment    
Property, Plant and Equipment [Line Items]    
Total property and equipment, gross $ 16,883 $ 16,177
Minimum | Buildings and improvements    
Property, Plant and Equipment [Line Items]    
Estimated Useful Life in Years 3 years  
Minimum | Construction equipment    
Property, Plant and Equipment [Line Items]    
Estimated Useful Life in Years 3 years  
Minimum | Office equipment    
Property, Plant and Equipment [Line Items]    
Estimated Useful Life in Years 3 years  
Maximum | Buildings and improvements    
Property, Plant and Equipment [Line Items]    
Estimated Useful Life in Years 39 years  
Maximum | Construction equipment    
Property, Plant and Equipment [Line Items]    
Estimated Useful Life in Years 12 years  
Maximum | Office equipment    
Property, Plant and Equipment [Line Items]    
Estimated Useful Life in Years 10 years