Property Acquisitions and Dispositions - Acquisitions, Narrative (Details)
$ in Thousands
 1 Months Ended
Jun. 03, 2016
USD ($)
Sep. 03, 2015
USD ($)
a
Sep. 01, 2015
USD ($)
Dec. 31, 2016
USD ($)
a
Wells
Jun. 30, 2016
USD ($)
a
Wells
May 31, 2016
USD ($)
a
Jun. 30, 2014
USD ($)
a
Dec. 31, 2015
USD ($)
Successor                
Business Acquisition [Line Items]                
Payable to Silverback       $ 32,293        
Successor | Undeveloped Acreage and Oil and Gas Producing Properties From Silverback Exploration, LLC                
Business Acquisition [Line Items]                
Consideration       855,000        
Proved oil and natural gas properties       116,700        
Payable to Silverback       $ 32,300        
Number of horizontal wells acquired (in wells) | Wells       31        
Gas and oil area, area offset by existing acreage (in acres) | a       35,500        
Gas and oil area, acreage subject to consents to assign (in acres) | a       1,250        
Gas and oil area, operated by company, percent       90.00%        
Gas and oil area, working interest, percent       90.00%        
Predecessor                
Business Acquisition [Line Items]                
Payable to Silverback               $ 0
Predecessor | Unproved And Proved Properties In The Delaware Basin                
Business Acquisition [Line Items]                
Proved oil and natural gas properties $ 15,374       $ 15,400      
Number of horizontal wells acquired (in wells) | Wells         4      
Cash consideration $ 32,979       $ 33,000      
Net acres acquired | a         1,580      
Predecessor | Unproved Acreage From Caird DB, LLC                
Business Acquisition [Line Items]                
Consideration           $ 9,800    
Net acres acquired | a           875    
Predecessor | Proved and Unproved Oil and Natural gas Properties in Delaware Basin                
Business Acquisition [Line Items]                
Proved oil and natural gas properties     $ 7,731          
Cash consideration     $ 16,006          
Predecessor | Non-Operated Interest in Delaware Basin                
Business Acquisition [Line Items]                
Proved oil and natural gas properties   $ 6,491            
Cash consideration   $ 6,369         $ 11,000  
Net acres acquired | a   1,804         2,400