Quarterly report pursuant to Section 13 or 15(d)

Acquisitions and Dispositions (Narrative - Acquisitions) (Details)

v3.19.2
Acquisitions and Dispositions (Narrative - Acquisitions) (Details)
a in Thousands, $ in Thousands
3 Months Ended
Aug. 31, 2018
USD ($)
a
Jun. 30, 2019
USD ($)
Mar. 31, 2019
USD ($)
Dec. 31, 2018
USD ($)
Mar. 31, 2018
USD ($)
Business Acquisition [Line Items]          
Proceeds from acreage swaps   $ 19,108      
WildHorse acreage          
Business Acquisition [Line Items]          
Proceeds from leasehold interest     $ 14,084    
Spur operating areas          
Business Acquisition [Line Items]          
Consideration transferred     $ 21,407    
Cimarex Energy Company          
Business Acquisition [Line Items]          
Consideration transferred $ 539,519        
Gas and oil area, developed and undeveloped, net (in acres) | a 28        
Monarch and Wildhorse          
Business Acquisition [Line Items]          
Consideration transferred         $ 37,770
Wildhorse and Spur          
Business Acquisition [Line Items]          
Consideration transferred       $ 87,865