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Business Combinations - Additional Information (Details) - USD ($)
$ in Thousands
7 Months Ended 8 Months Ended 12 Months Ended
May 01, 2018
Aug. 16, 2017
Apr. 01, 2017
Mar. 31, 2018
Aug. 16, 2017
Dec. 31, 2019
Dec. 31, 2018
Dec. 31, 2017
Jun. 30, 2019
Sep. 30, 2018
Business Acquisition [Line Items]                    
Consideration paid, net of cash acquired           $ 0 $ 743,249 $ 119,801    
Goodwill           273,524 261,340 272,079    
Total cash consideration for pre-existing contracted asset sale           $ 118,357 339,815 368,479    
EPMH                    
Business Acquisition [Line Items]                    
Consideration paid, net of cash acquired $ 743,200                  
Cash acquired 19,100                  
Net working capital post-closing adjustments $ 500                  
Revenues from acquiree included in Income Statement             158,800      
Net loss from acquiree included in Income Statement             600      
Non-recurring transaction costs attributable to business combination excluded from pro-forma information             179,220 (116,899)    
Goodwill             150,628   $ 162,812  
EPMH | Acquisition-related Costs                    
Business Acquisition [Line Items]                    
Non-recurring transaction costs attributable to business combination excluded from pro-forma information             15,200      
EPMH | Selling, general, and administrative                    
Business Acquisition [Line Items]                    
Acquisition-related costs             $ 13,600      
White Armor                    
Business Acquisition [Line Items]                    
Cash consideration paid     $ 18,600              
Goodwill     3,900              
Identifiable intangible assets     12,800              
Other net assets     $ 1,900              
White Armor | Selling, general, and administrative                    
Business Acquisition [Line Items]                    
Acquisition-related costs               200    
MS Sand                    
Business Acquisition [Line Items]                    
Consideration paid, net of cash acquired   $ 95,400                
Cash acquired   2,200                
Net working capital post-closing adjustments   (500)                
Non-recurring transaction costs attributable to business combination excluded from pro-forma information               (143,604)    
Goodwill               $ 22,522   $ 25,322
Additional consideration paid   $ 6,100                
Total cash consideration for pre-existing contracted asset sale         $ 101,000          
MS Sand | Selling, general, and administrative                    
Business Acquisition [Line Items]                    
Acquisition-related costs       $ 1,000