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Natural Gas Producing Activities (Unaudited) - Costs Incurred Relating to Natural Gas, NGL, and Oil Production Activities (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Capitalized costs      
Proved properties $ 30,471,164 $ 25,142,857  
Unproved properties 2,039,431 1,747,705  
Total capitalized costs 32,510,595 26,890,562  
Less: Accumulated depreciation and depletion 10,734,099 9,119,553  
Net capitalized costs 21,776,496 17,771,009  
Property acquisition:      
Proved properties 4,142,621 82,276 $ 2,544,316
Unproved properties 575,130 113,523 805,942
Exploration 3,330 3,438 24,403
Development 1,782,428 1,298,665 954,580
2022 Asset Acquisition      
Property acquisition:      
Unproved properties   17,100  
2022 Asset Acquisition | Marcellus leases      
Property acquisition:      
Proved properties   $ 40,500  
Alta Acquisition and Reliance Asset Acquisition | Marcellus leases      
Property acquisition:      
Proved properties     450,000
Alta Acquisition and Reliance Asset Acquisition | Marcellus wells      
Property acquisition:      
Proved properties     1,754,700
Alta Acquisition and Reliance Asset Acquisition | Marcellus Midstream Assets      
Property acquisition:      
Proved properties     257,900
Alta Acquisition      
Property acquisition:      
Unproved properties     $ 743,300
Tug Hill and XcL Midstream      
Property acquisition:      
Unproved properties 523,000    
Tug Hill and XcL Midstream | Marcellus leases      
Property acquisition:      
Proved properties 719,600    
Tug Hill and XcL Midstream | Marcellus wells      
Property acquisition:      
Proved properties 2,522,300    
Tug Hill and XcL Midstream | Marcellus Midstream Assets      
Property acquisition:      
Proved properties $ 757,600