COMMITMENTS AND CONTINGENCIES - NARRATIVE (Details) $ in Thousands		3 Months Ended		9 Months Ended		12 Months Ended
	Oct. 25, 2021 USD ($)	Sep. 30, 2021 USD ($) contract	Sep. 30, 2020 USD ($)	Sep. 30, 2021 USD ($) claim contract bbl / d	Sep. 30, 2020 USD ($)	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Apr. 01, 2021 bbl / d contract
Long-term Purchase Commitment [Line Items]
Number of claims | claim				0
Unused commitments		$ 3,364	$ 0	$ 7,692	$ 0
Aggregate financial commitment fee over the remaining term		44,730		44,730
Firm Transportation Commitment
Long-term Purchase Commitment [Line Items]
Aggregate financial commitment fee over the remaining term		$ 49,606		$ 49,606
Purchase of Fresh Water Commitment
Long-term Purchase Commitment [Line Items]
Number of contracts | contract		1		1
Aggregate financial commitment fee over the remaining term		$ 3,000		$ 3,000
NGL | Crude Oil Commitment
Long-term Purchase Commitment [Line Items]
Aggregate financial commitment fee over the remaining term		41,700		$ 41,700
Periodic deficiency payment, incremental payment period				6 months
Notification period, prior to agreement expiration date, optional extended term (at least)				12 months
Optional extended term (up to)				3 years
NGL | Crude Oil | Crude Oil Commitment
Long-term Purchase Commitment [Line Items]
Purchase commitment, volume required annual increase									3.00%
Maximum volume requirement | bbl / d				16,000
NGL | Crude Oil | Scenario, Forecast | Crude Oil Commitment
Long-term Purchase Commitment [Line Items]
Purchase commitment, volume required annual increase						3.00%	3.00%	3.00%
HighPoint Merger | Firm Transportation Commitment
Long-term Purchase Commitment [Line Items]
Number of contracts | contract										2
Unused commitments		3,400		$ 7,700
HighPoint Merger | Pipeline Transportation Commitment
Long-term Purchase Commitment [Line Items]
Number of contracts | contract										1
Minimum volume transportation charges, gross barrels per day requirement through April 2022 | bbl / d										8,500
Minimum volume transportation charges, gross barrels per day requirement thereafter through April 2025 | bbl / d										12,500
Aggregate financial commitment fee over the remaining term		49,600		49,600
Sterling Energy Investments LLC Versus HighPoint Operating Corporation Counterclaim Litigation | Settled Litigation | HighPoint Merger | Subsequent Event
Long-term Purchase Commitment [Line Items]
Amount awarded from other party	$ 2,400
Sterling Energy Investments LLC vs HighPoint Operating Corporation Litigation | Pending Litigation | HighPoint Merger
Long-term Purchase Commitment [Line Items]
Litigation liability		900		900
Sterling Energy Investments LLC vs HighPoint Operating Corporation Litigation | Pending Litigation | HighPoint Merger | Sterling
Long-term Purchase Commitment [Line Items]
NOAVs dismissed		$ 900		$ 900