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Realized and Unrealized Gain/(Loss) on Oil and Gas Derivative Instruments (Details) - USD ($)
$ in Thousands
6 Months Ended
Jun. 30, 2024
Jun. 30, 2023
Derivative Instruments, Gain (Loss) [Line Items]    
Realized gain on oil and gas derivative instruments, net $ 70,537 $ 103,903
Unrealized loss on oil and gas derivative instruments (13,902) (191,657)
Realized and unrealized gain/(loss) on oil and gas derivative instruments 56,635 (87,754)
Commodity swap    
Derivative Instruments, Gain (Loss) [Line Items]    
Realized mark-to-market (“MTM”) adjustment on commodity swap derivatives 24,719 42,066
Unrealized MTM adjustment on commodity swap derivatives (23,700) (22,175)
Oil    
Derivative Instruments, Gain (Loss) [Line Items]    
Realized gain on derivatives 36,656 36,156
Unrealized MTM adjustment for IRS derivatives 15,092 (74,840)
Gas    
Derivative Instruments, Gain (Loss) [Line Items]    
Realized gain on derivatives 9,162 25,681
Unrealized MTM adjustment for IRS derivatives $ (5,294) $ (94,642)