SEGMENT INFORMATION - Selected Financial Information for Segments (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021	Dec. 31, 2021
Segment Reporting Information [Line Items]
Revenues	$ 974,663	$ 442,842	$ 1,637,823	$ 779,023
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)
Expenses	348,941	212,321	605,326	386,503
Operating (loss) income	594,989	145,106	904,296	237,769
Total assets	4,963,876	3,834,549	4,963,876	3,834,549	$ 4,262,153
Capital expenditures	264,741	115,903	523,895	260,674
Depletion, depreciation and amortization	120,024	91,444	215,877	166,307
Midstream capital expenditures			28,310	25,092
Corporate
Segment Reporting Information [Line Items]
Realized loss on derivatives	0	0	0	0
Unrealized gain (loss) on derivatives	0	0	0	0
Expenses	20,780	22,761	47,022	42,723
Operating (loss) income	(20,780)	(22,761)	(47,022)	(42,723)
Total assets	237,599	88,508	237,599	88,508
Capital expenditures	58	112	283	245
Depletion, depreciation and amortization	600	700	1,200	1,300
Consolidations and Eliminations
Segment Reporting Information [Line Items]
Realized loss on derivatives	0	0	0	0
Unrealized gain (loss) on derivatives	0	0	0	0
Expenses	(53,158)	(39,841)	(103,243)	(68,312)
Operating (loss) income	0	0	0	0
Total assets	0	0	0	0
Capital expenditures	0	0	0	0
Exploration and Production | Operating Segments
Segment Reporting Information [Line Items]
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)
Expenses	332,593	199,127	570,050	355,571
Operating (loss) income	570,934	130,712	867,924	222,040
Total assets	3,740,111	2,942,429	3,740,111	2,942,429
Capital expenditures	172,640	107,928	412,488	242,793
Depletion, depreciation and amortization	111,200	83,000	198,400	149,400
Capital expenditures attributable to land and seismic acquisition expenditures	29,600	6,900	70,700	15,600
Midstream | Operating Segments
Segment Reporting Information [Line Items]
Realized loss on derivatives	0	0	0	0
Unrealized gain (loss) on derivatives	0	0	0	0
Expenses	48,726	30,274	91,497	56,521
Operating (loss) income	44,835	37,155	83,394	58,452
Total assets	986,166	803,612	986,166	803,612
Capital expenditures	92,043	7,863	111,124	17,636
Depletion, depreciation and amortization	8,300	7,800	16,300	15,600
Net income attributable to non-controlling interest in subsidiaries		(15,900)
Midstream capital expenditures	75,000		75,000
Capital expenditures attributable to non-controlling interest	8,200	3,800	17,500	8,200
Operating Income (Loss) | Midstream | Operating Segments
Segment Reporting Information [Line Items]
Net income attributable to non-controlling interest in subsidiaries	(20,500)		(37,500)	(24,800)
Oil and natural gas revenues
Segment Reporting Information [Line Items]
Revenues	892,769	412,074	1,519,284	728,307
Oil and natural gas revenues | Corporate
Segment Reporting Information [Line Items]
Revenues	0	0	0	0
Oil and natural gas revenues | Consolidations and Eliminations
Segment Reporting Information [Line Items]
Revenues	0	0	0	0
Oil and natural gas revenues | Exploration and Production | Operating Segments
Segment Reporting Information [Line Items]
Revenues	889,728	411,134	1,514,521	725,780
Oil and natural gas revenues | Midstream | Operating Segments
Segment Reporting Information [Line Items]
Revenues	3,041	940	4,763	2,527
Midstream services revenues
Segment Reporting Information [Line Items]
Revenues	21,886	19,850	39,192	35,288
Midstream services revenues | Corporate
Segment Reporting Information [Line Items]
Revenues	0	0	0	0
Midstream services revenues | Consolidations and Eliminations
Segment Reporting Information [Line Items]
Revenues	(53,158)	(39,841)	(103,243)	(68,312)
Midstream services revenues | Exploration and Production | Operating Segments
Segment Reporting Information [Line Items]
Revenues	0	0	0	0
Midstream services revenues | Midstream | Operating Segments
Segment Reporting Information [Line Items]
Revenues	75,044	59,691	142,435	103,600
Sales of purchased natural gas
Segment Reporting Information [Line Items]
Revenues	60,008	10,918	79,347	15,428
Sales of purchased natural gas | Corporate
Segment Reporting Information [Line Items]
Revenues	0	0	0	0
Sales of purchased natural gas | Consolidations and Eliminations
Segment Reporting Information [Line Items]
Revenues	0	0	0	0
Sales of purchased natural gas | Exploration and Production | Operating Segments
Segment Reporting Information [Line Items]
Revenues	44,532	4,120	51,654	6,582
Sales of purchased natural gas | Midstream | Operating Segments
Segment Reporting Information [Line Items]
Revenues	$ 15,476	$ 6,798	$ 27,693	$ 8,846