Quarterly report pursuant to Section 13 or 15(d)

Organization and Nature of Business (Details)

v3.10.0.1
Organization and Nature of Business (Details) - $ / shares
Jun. 30, 2018
Jun. 29, 2018
Oct. 19, 2016
Nov. 24, 2014
Operating Entities        
Business Acquisition [Line Items]        
Shares issued in acquisition (in shares)       20,000,000
IPO        
Business Acquisition [Line Items]        
Shares issued (in shares)     7,750,000  
Sale of stock, price per share (in USD per share)     $ 15.00  
IPO | Mammoth Holdings, Gulfport and Rhino        
Business Acquisition [Line Items]        
Shares issued (in shares)     250,000  
Secondary Public Offering | Gulfport        
Business Acquisition [Line Items]        
Shares issued (in shares)   4,000,000    
Sale of stock, price per share (in USD per share)   $ 38.01    
Underwrites option | Gulfport        
Business Acquisition [Line Items]        
Shares issued (in shares)   600,000    
shares issued (in shares) 385,000