DERIVATIVE INSTRUMENTS - Loss on Derivative Instruments (Details) - USD ($) $ in Thousands	1 Months Ended	2 Months Ended	3 Months Ended	5 Months Ended	6 Months Ended
	Jun. 30, 2021	May 17, 2021	Jun. 30, 2022	May 17, 2021	Jun. 30, 2022
Derivative [Line Items]
Gain (loss) on derivative instruments, net, pretax	$ (139,658)	$ (107,261)	$ (172,871)	$ (137,239)	$ (961,422)
Total losses on natural gas derivatives
Derivative [Line Items]
Fair value gains (losses)	(120,264)	(97,543)	121,659	(123,080)	(497,660)
Settlement losses	(6,689)	(3,486)	(288,936)	(3,362)	(400,093)
Gain (loss) on derivative instruments, net, pretax	(126,953)	(101,029)	(167,277)	(126,442)	(897,753)
Total losses on oil derivatives
Derivative [Line Items]
Fair value gains (losses)	(5,357)	(4,395)	4,383	(6,126)	(25,470)
Settlement losses	0	0	(14,281)	0	(22,425)
Gain (loss) on derivative instruments, net, pretax	(5,357)	(4,395)	(9,898)	(6,126)	(47,895)
Total gains (losses) on NGL derivatives
Derivative [Line Items]
Fair value gains (losses)	(7,348)	(1,837)	9,506	(4,671)	(4,827)
Settlement losses	0	0	(5,202)	0	(10,947)
Gain (loss) on derivative instruments, net, pretax	$ (7,348)	$ (1,837)	$ 4,304	$ (4,671)	$ (15,774)