DERIVATIVES - Narrative (Details) - Revolving Credit Facility - Line of Credit	Oct. 27, 2020
Maximum
Derivatives
Debt instrument, covenant leverage ratio	2.00
Minimum
Derivatives
Debt instrument, covenant leverage ratio	2.00
First 24 Months
Derivatives
Derivative, hedging percent	50.00%
48 Month Period
Derivatives
Derivative period	48 months
Derivative, hedging percent	85.00%
Crude Oil Hedge Positions | First 24 Months
Derivatives
Derivative, allocation percent	75.00%
Derivative period	24 months
Crude Oil Hedge Positions | Month 25 Through Month 36
Derivatives
Derivative, allocation percent	50.00%
Crude Oil Hedge Positions | 48 Month Period
Derivatives
Derivative, allocation percent	33.00%
Debt instrument, floor interest rate	100.00%