Quarterly report pursuant to Section 13 or 15(d)

Organization and Nature of Business - Schedule of Ownership (Details)

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Organization and Nature of Business - Schedule of Ownership (Details) - shares
 6 Months Ended 12 Months Ended
Jun. 30, 2018
Dec. 31, 2017
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]    
Share Count (in shares) 44,752,765 44,589,306
% Ownership 100.00% 100.00%
Wexford    
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]    
Share Count (in shares) 22,252,277 25,009,319
% Ownership 49.70% 56.10%
Gulfport    
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]    
Share Count (in shares) 9,943,645 11,171,887
% Ownership 22.20% 25.10%
Rhino    
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]    
Share Count (in shares) 104,100 568,794
% Ownership 0.20% 1.30%
Outstanding shares owned by related parties    
Consolidation, Less than Wholly Owned Subsidiary, Parent Ownership Interest, Effects of Changes, Net [Line Items]    
Share Count (in shares) 32,300,022 36,750,000
% Ownership 72.10% 82.50%