Quarterly report pursuant to Section 13 or 15(d)

FAIR VALUE - Narrative (Details)

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FAIR VALUE - Narrative (Details) - USD ($)
Jun. 30, 2018
Dec. 31, 2017
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Derivative liability $ 72,256,065 $ 30,178,820
Long-term debt 834,767,656 979,324,222
Asset retirement obligations 600,000  
Second Lien Notes    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt 339,468,512  
8% Senior Notes | Estimated Fair Value    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Fair value of senior unsecured notes 149,200,000  
8% Senior Notes | Senior Notes    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt 148,182,209 691,954,489
Senior Second Lien Notes Due 2023 | Estimated Fair Value    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Fair value of senior unsecured notes 364,100,000  
Term Loan Credit Agreement | Line of Credit    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Long-term debt $ 347,116,935 $ 287,369,733