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Acquisitions and Divestitures - Additional Information (Details)
 1 Months Ended 3 Months Ended 12 Months Ended
Jun. 21, 2016
shares
May 18, 2016
USD ($)
$ / shares
shares
Dec. 19, 2014
USD ($)
Subsidiary
shares
Aug. 31, 2015
USD ($)
a
Jun. 30, 2015
USD ($)
a
Boe
Well
Apr. 30, 2015
USD ($)
Jun. 30, 2015
USD ($)
a
Dec. 31, 2016
USD ($)
a
Dec. 31, 2015
USD ($)
Dec. 31, 2014
USD ($)
Business Acquisition [Line Items]                    
Common stock issued, net of offering costs and contributions, shares | shares 4,753,770                  
Cash consideration           $ 3,400,000        
Gain (loss) on sale of properties           $ 1,600 $ 1,600,000 $ 8,000 $ 1,617,000  
Effective date of transaction           Mar. 01, 2015        
Southern Gonzales County [Member]                    
Business Acquisition [Line Items]                    
Acquisition of operating interests       33.00% 50.00%          
Company acquired gross acres | a       1,650 1,000   1,000      
Number of wells acquired | Well         2          
Percentage of acres held for production         100.00%          
Gross production, barrels of oil equivalents per day | Boe         44          
Working interest acquired       $ 3,300,000            
Northern Kames County [Member]                    
Business Acquisition [Line Items]                    
Company acquired gross acres | a         400   400 350    
Net acres | a               117    
Banks Field of McKenzie County [Member]                    
Business Acquisition [Line Items]                    
Number of wells acquired | Well         41          
Total consideration         $ 1,400,000          
Purchase price adjustment for revenues, net for production taxes, operating expenses and capital costs         $ 2,000,000          
Net acres acquired | a         164          
Number of drilling wells acquired | Well         21          
Lynden Arrangement [Member]                    
Business Acquisition [Line Items]                    
Common stock issued, net of offering costs and contributions, shares | shares   3,700,279                
Common stock, price per share | $ / shares   $ 0.001                
Total consideration   $ 45,698,000           $ 45,699,000    
Earthstone Energy Reverse Acquisition [Member]                    
Business Acquisition [Line Items]                    
Common stock issued, net of offering costs and contributions, shares | shares     9,124,000              
Number of subsidiaries | Subsidiary     3              
2014 Eagle Ford Properties [Member]                    
Business Acquisition [Line Items]                    
Percentage of oil and natural gas property interests held by a wholly owned subsidiary     28.57%              
Common stock shares issued in exchange for acquisition | shares     2,957,288              
Total consideration     $ 56,425,000             $ 56,425,000