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Subsequent Events (Details)
6 Months Ended
Jul. 01, 2016
contract
$ / Mcf
$ / bbl
MBbls
Mcf
Jun. 30, 2016
$ / Mcf
$ / bbl
MBbls
Mcf
Oil price swaps | July 2016 - December 2016    
Subsequent Event [Line Items]    
Notional (Oil in MBbls/Natural Gas in MMcf) | MBbls   552,000
Weighted Avg. Fixed Price (Oil in USD/bbl, Natural Gas in USD/mcf) | $ / bbl   88.40
Natural gas basis swaps | July 2016 - December 2016    
Subsequent Event [Line Items]    
Notional (Oil in MBbls/Natural Gas in MMcf) | Mcf   1,840,000
Weighted Avg. Fixed Price (Oil in USD/bbl, Natural Gas in USD/mcf) | $ / Mcf   (0.38)
Subsequent Event | Oil price swaps    
Subsequent Event [Line Items]    
Number of derivative contracts | contract 4  
Subsequent Event | Oil price swaps | July 2016 - December 2016    
Subsequent Event [Line Items]    
Notional (Oil in MBbls/Natural Gas in MMcf) | MBbls 1,288,000  
Weighted Avg. Fixed Price (Oil in USD/bbl, Natural Gas in USD/mcf) | $ / bbl 47.54  
Subsequent Event | Natural gas basis swaps    
Subsequent Event [Line Items]    
Number of derivative contracts | contract 6  
Subsequent Event | Natural gas basis swaps | August 2016 - December 2016    
Subsequent Event [Line Items]    
Notional (Oil in MBbls/Natural Gas in MMcf) | Mcf 18,161,100  
Weighted Avg. Fixed Price (Oil in USD/bbl, Natural Gas in USD/mcf) | $ / Mcf 2.86