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PROPERTY AND EQUIPMENT - Summary of Property and Equipment (Details) - USD ($)
$ in Thousands
Mar. 31, 2025
Dec. 31, 2024
Property, Plant and Equipment [Line Items]    
Total property and equipment $ 430,269 $ 413,362
Less accumulated depreciation (185,610) (176,567)
Total property and equipment, net 244,659 236,795
Construction and transportation equipment    
Property, Plant and Equipment [Line Items]    
Total property and equipment 403,467 386,946
Buildings and improvements    
Property, Plant and Equipment [Line Items]    
Total property and equipment 20,657 20,476
Land    
Property, Plant and Equipment [Line Items]    
Total property and equipment 2,168 2,168
Office equipment    
Property, Plant and Equipment [Line Items]    
Total property and equipment $ 3,977 $ 3,772