Derivative Activities - Effects of Derivatives on Consolidated Statements of Income (Detail) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Derivative [Line Items]
Derivative Fair Value Income	$ 16,808	$ 123,734	$ 63,406	$ 491,701
Contingent Consideration
Derivative [Line Items]
Derivative Fair Value Income	0	(1,020)	0	(4,940)
Swaptions
Derivative [Line Items]
Derivative Fair Value Income	192	(2,492)	(867)	(2,492)
Three Way Collars
Derivative [Line Items]
Derivative Fair Value Income	2,260	5,399	8,743	56,214
Collars
Derivative [Line Items]
Derivative Fair Value Income	(16,084)	11,787	25,887	172,358
Basis Swaps
Derivative [Line Items]
Derivative Fair Value Income	31,120	66,993	(2,318)	18,402
Commodity | Swaps
Derivative [Line Items]
Derivative Fair Value Income	$ (680)	$ 43,067	$ 31,961	$ 252,159