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Derivative Instruments - The Effect of Derivative Instruments on the Consolidated Statement of Income (Details) - USD ($)
$ in Thousands
 3 Months Ended 9 Months Ended
Sep. 30, 2024
Sep. 30, 2023
Sep. 30, 2024
Sep. 30, 2023
Dec. 31, 2023
Dec. 31, 2022
Derivative [Line Items]            
Realized Gain on Commodity Derivative Instruments: $ 94,663 $ 101,871 $ 259,397 $ 120,398    
Unrealized Gain (Loss) on Commodity Derivative Instruments: (5,699) (54,068) (148,810) 1,232,044    
Gain (Loss) on Commodity Derivative Instruments: 88,964 47,803 110,587 1,352,442    
Commodity Derivatives            
Derivative [Line Items]            
Derivative asset 30,891 24,215 30,891 24,215 $ 6,741 $ 77,662
Derivatives settled not paid         $ 900  
Interest Rate Swaps            
Derivative [Line Items]            
Gain (Loss) on Commodity Derivative Instruments: 0 79 4 758    
Cash Received in Settlement of Interest Rate Swaps 0 1,173 1,103 2,989    
Unrealized Loss on Interest Rate Swaps 0 (1,094) (1,099) (2,231)    
Natural Gas | Commodity Swap            
Derivative [Line Items]            
Realized Gain on Commodity Derivative Instruments: 85,312 35,762 258,096 69,232    
Unrealized Gain (Loss) on Commodity Derivative Instruments: 69,688 1,289 (30,679) 1,308,252    
Gain (Loss) on Commodity Derivative Instruments: 155,000 37,051 227,417 1,377,484    
Natural Gas | Natural Gas Basis Swaps            
Derivative [Line Items]            
Realized Gain on Commodity Derivative Instruments: 8,797 65,514 531 49,952    
Unrealized Gain (Loss) on Commodity Derivative Instruments: (77,905) (53,462) (118,190) (77,026)    
Gain (Loss) on Commodity Derivative Instruments: (69,108) 12,052 (117,659) (27,074)    
Natural Gas Liquids | Commodity Swap            
Derivative [Line Items]            
Realized Gain on Commodity Derivative Instruments: 554 595 770 1,214    
Unrealized Gain (Loss) on Commodity Derivative Instruments: 2,518 (1,895) 59 818    
Gain (Loss) on Commodity Derivative Instruments: $ 3,072 $ (1,300) $ 829 $ 2,032