Risk Management and Derivative Instruments - Unrealized and Realized Gains and Losses Related to Derivative Instruments (Detail) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Derivative Instruments Gain Loss [Line Items]
Loss (gain) on commodity derivative instruments	$ 142,439	$ (60,671)
Interest expense, net	(12,099)	(20,522)
Commodity derivatives [Member]
Derivative Instruments Gain Loss [Line Items]
Loss (gain) on commodity derivative instruments	142,439	(60,671)
Interest Rate Swaps [Member]
Derivative Instruments Gain Loss [Line Items]
Interest expense, net	$ (217)	$ 4,044