DERIVATIVE FINANCIAL INSTRUMENTS - Summary of Location and Aggregate Fair Value of All Derivative Financial Instruments Recorded in the Consolidated Statements of Operations (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Derivative Instrument
Realized loss on derivatives	$ (61,163)	$ (42,611)	$ (83,602)	$ (68,524)
Unrealized gain (loss) on derivatives	30,430	(42,804)	(44,599)	(86,227)
Total	(30,733)	(85,415)	(128,201)	(154,751)
Revenues
Derivative Instrument
Realized loss on derivatives	(61,163)	(42,611)	(83,602)	(68,524)
Unrealized gain (loss) on derivatives	30,430	(42,804)	(44,599)	(86,227)
Oil | Revenues
Derivative Instrument
Realized loss on derivatives	(34,237)	(42,611)	(52,403)	(68,686)
Unrealized gain (loss) on derivatives	10,636	(35,163)	(34,363)	(74,432)
Natural Gas | Revenues
Derivative Instrument
Realized loss on derivatives	(26,926)	0	(31,199)	162
Unrealized gain (loss) on derivatives	$ 19,794	$ (7,641)	$ (10,236)	$ (11,795)