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Derivative Instruments - Realized and Unrealized Gains and Losses from Commodity Derivative Instruments (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2022
Sep. 30, 2021
Derivative [Line Items]        
Net gain (loss) on derivative instruments $ 337,409 $ (101,790) $ (128,766) $ (550,342)
Commodity price hedges (commodity derivative contracts)        
Derivative [Line Items]        
Net gain (loss) on derivative instruments 344,379 (108,647) (136,066) (557,199)
Buy/sell transportation contracts (commodity derivative contracts)        
Derivative [Line Items]        
Net gain (loss) on derivative instruments 6,939 0 6,939 0
Embedded commodity derivative (contingent consideration) | Gain (Loss) on Derivative Instruments        
Derivative [Line Items]        
Net gain (loss) on derivative instruments (6,970) 6,857 7,300 6,857
Embedded commodity derivative (contingent consideration) | Gain Loss On Sale Of Properties        
Derivative [Line Items]        
Net gain (loss) on derivative instruments $ 0 $ 0 $ 0 $ 32,860