Derivative Instruments - Realized and Unrealized Gains and Losses on Crude Oil and Natural Gas Derivative Instruments (Detail) - USD ($) $ in Thousands	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
Non-cash gain (loss) on derivatives:
Non-cash loss on derivatives, net	$ (993,975)	$ (332,854)
Loss on derivative instruments, net	(1,108,124)	(316,002)
Swap [Member] \| Crude Oil [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	(70,982)	9,252
Non-cash gain (loss) on derivatives:
Non-cash loss on derivatives, net	(858,627)	(9,550)
Swap [Member] \| Natural Gas [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	(48,246)	6,931
Non-cash gain (loss) on derivatives:
Non-cash loss on derivatives, net	75,043	(287,165)
NYMEX roll swaps \| Crude Oil [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	0	669
Non-cash gain (loss) on derivatives:
Non-cash loss on derivatives, net	(33,931)	3,867
Basis swaps \| Natural Gas [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	27,621	0
Collars [Member] \| Crude Oil [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	(22,113)	0
Non-cash gain (loss) on derivatives:
Non-cash loss on derivatives, net	(180,271)	(47,565)
Collars [Member] \| Natural Gas [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	(429)	0
Non-cash gain (loss) on derivatives:
Non-cash loss on derivatives, net	(16,702)	7,559
WAHA Basis Swaps [Member] \| Natural Gas [Member]
Non-cash gain (loss) on derivatives:
Non-cash loss on derivatives, net	20,513	0
Crude Oil and Natural Gas [Member]
Cash received (paid) on derivatives:
Cash received (paid) on derivatives, net	(114,149)	16,852
Non-cash gain (loss) on derivatives:
Non-cash loss on derivatives, net	(993,975)	(332,854)
Loss on derivative instruments, net	$ (1,108,124)	$ (316,002)