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JOINT VENTURES - Other (Details)
$ in Millions
 1 Months Ended
Jul. 31, 2019
USD ($)
consecutive_day
well
$ / barrel
Business Acquisition [Line Items]  
Oil and natural gas, price per barrel | $ / barrel 45
Number of trading days 30
Threshold through consecutive days 100
Alpine JV  
Business Acquisition [Line Items]  
Initial investment commitment in joint venture | $ $ 320
Initial investment commitment in joint venture, period 3 years
Number of wells to be drilled | well 275