Derivative Instruments - Realized and Unrealized Gains and Losses on Derivative Instruments (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net			$ (494,142)	$ (60,164)
Loss on derivative instruments, net	$ (195,744)	$ (62,178)	(671,682)	(105,685)
Swap [Member] | Crude Oil [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	0	(14,429)	0	(44,463)
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net	0	8,205	0	0
Swap [Member] | Natural Gas [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	(137,354)	1,741	(141,583)	3,950
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net	(40,819)	(40,641)	(368,494)	(34,555)
Natural gas collars (HH) | Crude Oil [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	0	(4,409)	0	(9,365)
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net	0	2,304	0	227
Natural gas collars (HH) | Natural Gas [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	(13,917)	50	(13,917)	3,234
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net	7,978	(7,641)	(90,258)	(17,690)
NYMEX roll swaps | Crude Oil [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	(5,592)	963	(7,072)	1,123
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net	(8,519)	(3,501)	(16,159)	(3,326)
Jan 2022 to March 2022 3 Way Collars | Natural Gas [Member]
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net		(4,820)	(9,950)	(4,820)
Oct 2022 to Dec 2022 3 Way Collars | Natural Gas [Member]
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net	2,632
Basis swaps | Natural Gas [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	1,563	0	1,491	0
Three way collar | Natural Gas [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	0	0	(16,459)	0
Fixed price swaps WAHA | Natural Gas [Member]
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net	(395)	0	(14,073)	0
Basis swaps NGPL | Natural Gas [Member]
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net	(1,321)	0	4,792	0
Crude Oil and Natural Gas [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	(155,300)	(16,084)	(177,540)	(45,521)
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net	(40,444)	(46,094)	(494,142)	(60,164)
Loss on derivative instruments, net	$ (195,744)	$ (62,178)	$ (671,682)	$ (105,685)