XML 50 R39.htm IDEA: XBRL DOCUMENT v2.4.0.8
DERIVATIVE INSTRUMENTS AND HEDGING ACTIVITIES (Details) (Derivatives Designated as Hedging Instruments)
Sep. 30, 2013
MMcf
Natural Gas Collars with contract period of Oct. 2013 - Dec. 2013 Tranche 1
  
Derivative disclosures  
Volume 4,500
Natural Gas Collars with contract period of Oct. 2013 - Dec. 2013 Tranche 1 | Minimum
  
Derivative disclosures  
Collar Ceiling Price 6.18
Natural Gas Collars with contract period of Oct. 2013 - Dec. 2013 Tranche 1 | Maximum
  
Derivative disclosures  
Collar Ceiling Price 6.23
Natural Gas Collars with contract period of Oct. 2013 - Dec. 2013 Tranche 1 | Weighted Average
  
Derivative disclosures  
Collar Floor Price 5.15
Collar Ceiling Price 6.20
Natural Gas Collars with contract period of Oct. 2013 - Dec. 2013 Tranche 2
  
Derivative disclosures  
Volume 54,500
Natural Gas Collars with contract period of Oct. 2013 - Dec. 2013 Tranche 2 | Minimum
  
Derivative disclosures  
Collar Floor Price 3.09
Collar Ceiling Price 3.98
Natural Gas Collars with contract period of Oct. 2013 - Dec. 2013 Tranche 2 | Maximum
  
Derivative disclosures  
Collar Floor Price 4.37
Collar Ceiling Price 5.02
Natural Gas Collars with contract period of Oct. 2013 - Dec. 2013 Tranche 2 | Weighted Average
  
Derivative disclosures  
Collar Floor Price 3.63
Collar Ceiling Price 4.27
Natural Gas Collars with contract period of Oct. 2013 - Dec. 2014 Tranche 3
  
Derivative disclosures  
Volume 44,400
Natural Gas Collars with contract period of Oct. 2013 - Dec. 2014 Tranche 3 | Minimum
  
Derivative disclosures  
Collar Floor Price 3.60
Collar Ceiling Price 4.55
Natural Gas Collars with contract period of Oct. 2013 - Dec. 2014 Tranche 3 | Maximum
  
Derivative disclosures  
Collar Floor Price 3.96
Collar Ceiling Price 4.59
Natural Gas Collars with contract period of Oct. 2013 - Dec. 2014 Tranche 3 | Weighted Average
  
Derivative disclosures  
Collar Floor Price 3.78
Collar Ceiling Price 4.57
Natural Gas Collars with contract period of Jan. 2014 - Dec. 2014 Tranche 4
  
Derivative disclosures  
Volume 124,100
Natural Gas Collars with contract period of Jan. 2014 - Dec. 2014 Tranche 4 | Minimum
  
Derivative disclosures  
Collar Floor Price 3.86
Collar Ceiling Price 4.63
Natural Gas Collars with contract period of Jan. 2014 - Dec. 2014 Tranche 4 | Maximum
  
Derivative disclosures  
Collar Floor Price 4.37
Collar Ceiling Price 4.80
Natural Gas Collars with contract period of Jan. 2014 - Dec. 2014 Tranche 4 | Weighted Average
  
Derivative disclosures  
Collar Floor Price 4.19
Collar Ceiling Price 4.70
Crude Oil Swaps with contract period of Oct. 2013 - Dec. 2013 Tranche 1
  
Derivative disclosures  
Volume 276
Swaps Weighted Average 101.90