Transactions With Related Parties (Details) - USD ($)
$ in Thousands
1 Months Ended 3 Months Ended 9 Months Ended
May 31, 2016
Sep. 30, 2017
Sep. 30, 2017
Sep. 30, 2016
Related Party Transaction [Line Items]        
Acquisition of oil and natural gas properties     $ 419,471  
Liberty Oilfield Services, LLC | Affiliated Entity        
Related Party Transaction [Line Items]        
Expenses to related party   $ 30,400 70,600  
Permian Tank And Manufacturing, Inc | Affiliated Entity        
Related Party Transaction [Line Items]        
Expenses to related party   1,700 4,000  
Oil States Energy Services, LLC | Affiliated Entity        
Related Party Transaction [Line Items]        
Expenses to related party   2,400 6,400  
Accounts payable, related party   $ 1,500 $ 1,500  
Predecessor        
Related Party Transaction [Line Items]        
Acquisition of oil and natural gas properties       $ 55,566
Predecessor | Caird DB, LLC | Affiliated Entity        
Related Party Transaction [Line Items]        
Acquisition of oil and natural gas properties $ 9,800      
Predecessor | RockPile Energy Services, LLC | Affiliated Entity | Drilling and Completion Activities        
Related Party Transaction [Line Items]        
Expenses to related party       $ 3,300