Derivative Instruments - Realized and Unrealized Gains and Losses on Derivative Instruments (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net			$ 430,496	$ (494,142)
Gain (loss) on derivative instruments, net	$ 223,127	$ (195,744)	605,906	(671,682)
Swap [Member] | Crude Oil [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	34,653	0	39,751	0
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net	74,090	0	152,629	0
Swap [Member] | Natural Gas [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	77,924	(137,354)	93,626	(141,583)
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net	50,299	(40,819)	265,991	(368,494)
NYMEX roll swaps | Crude Oil [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	1,167	(5,592)	2,567	(7,072)
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net	(109)	(8,519)	(717)	(16,159)
Basis swaps | Natural Gas [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	625	1,563	1,982	1,491
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net	140	(1,321)	(6,601)	4,792
WAHA Swaps | Natural Gas [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	9,351	0	9,363	0
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net	(26,430)	(395)	(10,759)	(14,073)
Collars [Member] | Natural Gas [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	0	(13,917)	24,380	(13,917)
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net	1,417	7,978	30,551	(90,258)
Three way collar | Natural Gas [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	0	(0)	3,741	(16,459)
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net	(0)	2,632	(598)	(9,950)
Crude Oil and Natural Gas [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	123,720	(155,300)	175,410	(177,540)
Non-cash gain (loss) on derivatives:
Non-cash gain (loss) on derivatives, net	99,407	(40,444)	430,496	(494,142)
Gain (loss) on derivative instruments, net	$ 223,127	$ (195,744)	$ 605,906	$ (671,682)