DERIVATIVES - MARKETING DERIVATIVES (Details)	12 Months Ended
	Dec. 31, 2021 $ / bbl	Dec. 31, 2021 $ / Mcfe	Dec. 31, 2021 MMBbls	Dec. 31, 2021 Bcf	Dec. 31, 2020 $ / bbl	Dec. 31, 2020 $ / Mcfe	Dec. 31, 2020 MMBbls	Dec. 31, 2020 Bcf
Marketing derivatives | Not designated as hedging instruments
Outstanding commodity derivatives contracts not designated as hedging instruments
Weighted average sales price (in dollars per share)	74.85	4.61			46.05	2.58
Oil commodity contracts | Short position
Outstanding commodity derivatives contracts not designated as hedging instruments
Commodity contracts Volume (MMbbl or Bcf) | MMBbls			(28)				(31)
Natural gas commodity contracts | Short position
Outstanding commodity derivatives contracts not designated as hedging instruments
Commodity contracts Volume (MMbbl or Bcf) | Bcf				(136)				(117)