Quarterly report pursuant to Section 13 or 15(d)

CRUDE OIL AND NATURAL GAS PROPERTIES - Narrative (Details)

v3.19.2
CRUDE OIL AND NATURAL GAS PROPERTIES - Narrative (Details)
$ / shares in Units, $ in Thousands
3 Months Ended 6 Months Ended 9 Months Ended
Oct. 01, 2018
USD ($)
$ / shares
shares
Sep. 17, 2018
USD ($)
$ / shares
shares
Jul. 27, 2018
USD ($)
well
a
Jul. 17, 2018
USD ($)
well
a
Jun. 04, 2018
USD ($)
$ / shares
shares
Apr. 25, 2018
well
a
Jun. 30, 2019
USD ($)
Jun. 30, 2018
USD ($)
Jun. 30, 2019
USD ($)
Jun. 30, 2018
USD ($)
Jun. 30, 2019
USD ($)
Jun. 30, 2019
USD ($)
Asset Acquisition [Line Items]                        
Development capital expenditures and purchases of properties that were in accounts payable and not yet paid in cash                 $ 151,145 $ 80,097    
Total fair value of consideration transferred             $ 11,300   19,700      
Cash consideration                 $ 19,438 48,975    
Anticipated future period over which excluded costs will become subject to depletion                 5 years      
Leases expired             $ 1,000 $ 1,200 $ 1,800 $ 5,000    
W Energy Acquisition                        
Asset Acquisition [Line Items]                        
Number of net PDP wells acquired (in wells) | well     27.2                  
Number of net PDNP wells acquired (in wells) | well     5.9                  
Net mineral acres acquired (in acres) | a     10,633                  
Total fair value of consideration transferred $ 341,633                      
Cash consideration 97,838   $ 117,100                  
Adjustment to consideration transferred $ 2,200                     $ 17,000
Number of shares issued (in shares) | shares 51,476,961                      
Value of shares transferred $ 220,836                      
Share price (in dollars per share) | $ / shares $ 4.29                      
Contingent consideration $ 22,959                      
Pivotal Entities                        
Asset Acquisition [Line Items]                        
Number of net PDP wells acquired (in wells) | well       20.8                
Number of net PDNP wells acquired (in wells) | well       2.2                
Net mineral acres acquired (in acres) | a       444                
Total fair value of consideration transferred   $ 146,134   $ 68,400                
Cash consideration   48,189                    
Adjustment to consideration transferred   $ 7,800                 $ 12,400  
Number of shares issued (in shares) | shares   25,753,578                    
Value of shares transferred   $ 88,592                    
Share price (in dollars per share) | $ / shares   $ 3.44                    
Contingent consideration   $ 9,353                    
Salt Creek Oil and Gas, LLC                        
Asset Acquisition [Line Items]                        
Number of gross PDP wells acquired (in wells) | well           64            
Number of net PDP wells acquired (in wells) | well           5.5            
Number of gross PDNP wells acquired (in wells) | well           31            
Number of net PDNP wells acquired (in wells) | well           1.5            
Net mineral acres acquired (in acres) | a           1,319            
Total fair value of consideration transferred         $ 59,978              
Cash consideration         $ 44,738              
Number of shares issued (in shares) | shares         6,000,000.0              
Value of shares transferred         $ 15,240              
Share price (in dollars per share) | $ / shares         $ 2.54