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Supplemental Oil and Natural Gas Disclosures (Unaudited) - Capitalized Costs Relating to Oil and Gas Producing Activities (Details) - USD ($)
$ in Thousands
Dec. 31, 2021
Dec. 31, 2020
Consolidated operations    
Costs Incurred, Oil and Gas Property Acquisition, Exploration, and Development Activities [Line Items]    
Proved oil and natural gas properties (successful efforts method) $ 6,043,602 $ 4,910,059
Unproved oil and natural gas properties 308,721 288,459
Oil and natural gas properties, at cost 6,352,323 5,198,518
Less accumulated depreciation, depletion and amortization (1,881,933) (1,666,620)
Net capitalized costs 4,470,390 3,531,898
Equity affiliate    
Costs Incurred, Oil and Gas Property Acquisition, Exploration, and Development Activities [Line Items]    
Proved oil and natural gas properties (successful efforts method) 9,043 0
Unproved oil and natural gas properties 0 0
Oil and natural gas properties, at cost 9,043 0
Less accumulated depreciation, depletion and amortization (67) 0
Net capitalized costs $ 8,976 $ 0