Quarterly report pursuant to Section 13 or 15(d)

DERIVATIVE INSTRUMENTS AND PRICE RISK MANAGEMENT, Part 3 (Details)

v2.4.0.8
DERIVATIVE INSTRUMENTS AND PRICE RISK MANAGEMENT, Part 3 (Details) (USD $)
Jun. 30, 2014
Dec. 31, 2013
Offsetting Assets [Line Items]    
Gross Amounts of Recognized Assets, Offsetting of Derivative Assets $ 0 $ 3,218,257
Gross Amounts Offset in the Balance Sheet, Offsetting of Derivative Assets 0 (1,409,962)
Net Amounts of Assets Presented in the Balance Sheet, Offsetting of Derivative Assets 0 1,808,295
Offsetting Liabilities [Line Items]    
Gross Amounts of Recognized Assets, Offsetting of Derivative Liabilities (61,115,774) (21,166,816)
Gross Amounts Offset in the Balance Sheet, Offsetting of Derivative Liabilities 0 1,409,962
Net Amount of Assets Presented in the Balance Sheet, Offsetting of Derivative Liabilities (61,115,774) (19,756,854)
Current Assets [Member]
   
Offsetting Assets [Line Items]    
Gross Amounts of Recognized Assets, Offsetting of Derivative Assets 0 629,178
Gross Amounts Offset in the Balance Sheet, Offsetting of Derivative Assets 0 (566,288)
Net Amounts of Assets Presented in the Balance Sheet, Offsetting of Derivative Assets 0 62,890
Non Current Assets [Member]
   
Offsetting Assets [Line Items]    
Gross Amounts of Recognized Assets, Offsetting of Derivative Assets 0 2,589,079
Gross Amounts Offset in the Balance Sheet, Offsetting of Derivative Assets 0 (843,674)
Net Amounts of Assets Presented in the Balance Sheet, Offsetting of Derivative Assets 0 1,745,405
Current Liabilities [Member]
   
Offsetting Liabilities [Line Items]    
Gross Amounts of Recognized Assets, Offsetting of Derivative Liabilities (45,110,007) (19,685,934)
Gross Amounts Offset in the Balance Sheet, Offsetting of Derivative Liabilities 0 566,288
Net Amount of Assets Presented in the Balance Sheet, Offsetting of Derivative Liabilities (45,110,007) (19,119,646)
Non Current Liabilities [Member]
   
Offsetting Liabilities [Line Items]    
Gross Amounts of Recognized Assets, Offsetting of Derivative Liabilities (16,005,767) (1,480,882)
Gross Amounts Offset in the Balance Sheet, Offsetting of Derivative Liabilities 0 843,674
Net Amount of Assets Presented in the Balance Sheet, Offsetting of Derivative Liabilities $ (16,005,767) $ (637,208)