Annual report pursuant to Section 13 and 15(d)

SUPPLEMENTAL INFORMATION ON OIL AND GAS EXPLORATION AND PRODUCTION ACTIVITIES (UNAUDITED) - Schedule of Oil and Gas Reserves (Details)

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SUPPLEMENTAL INFORMATION ON OIL AND GAS EXPLORATION AND PRODUCTION ACTIVITIES (UNAUDITED) - Schedule of Oil and Gas Reserves (Details)
 12 Months Ended
Dec. 31, 2023
bbl
Dec. 31, 2022
bbl
Dec. 31, 2021
bbl
Dec. 31, 2022
Bcf
Dec. 31, 2020
bbl
Proved Developed and Undeveloped Reserves [Roll Forward]          
Beginning of the period 4,048,000,000 3,898,000,000 2,588,000,000    
Purchases of reserves 0 0 0    
Extensions and discoveries 996,000,000 439,000,000 695,000,000    
Sales of reserves 0 0 0    
Revisions of prior reserve estimates (445,000,000) 70,000,000 982,000,000    
Current production (385,000,000) (359,000,000) (366,000,000)    
End of period 4,214,000,000 4,048,000,000 3,898,000,000    
Proved developed reserves (Volume) 2,203,000,000 2,295,000,000 2,165,000,000 1,527,000,000
Proved undeveloped reserves (Volume) 2,011,000,000 1,752,000,000 1,733,000,000   1,061,000,000
Oil          
Proved Developed and Undeveloped Reserves [Roll Forward]          
Beginning of the period 18,000,000 16,000,000 13,000,000    
Purchases of reserves 0 0 0    
Extensions and discoveries 6,000,000 3,000,000 2,000,000    
Sales of reserves 0 0 0    
Revisions of prior reserve estimates (4,000,000) 0 2,000,000    
Current production (1,000,000) (2,000,000) (2,000,000)    
End of period 19,000,000 18,000,000 16,000,000    
Proved developed reserves (Volume) 6,000,000 9,000,000 8,000,000   7,000,000
Proved undeveloped reserves (Volume) 12,000,000 9,000,000 8,000,000   7,000,000
Natural Gas          
Proved Developed and Undeveloped Reserves [Roll Forward]          
Beginning of the period 3,612,000,000 3,478,000,000 2,281,000,000    
Purchases of reserves 0 0 0    
Extensions and discoveries 875,000,000 391,000,000 617,000,000    
Sales of reserves 0 0 0    
Revisions of prior reserve estimates (411,000,000) 66,000,000 913,000,000    
Current production (350,000,000) (322,000,000) (333,000,000)    
End of period 3,725,000,000 3,612,000,000 3,478,000,000    
Proved developed reserves (Volume) 1,980,000,000 2,034,000,000 1,928,000,000   1,358,000,000
Proved undeveloped reserves (Volume) 1,746,000,000 1,578,000,000 1,550,000,000   923,000,000
Natural Gas Liquids          
Proved Developed and Undeveloped Reserves [Roll Forward]          
Beginning of the period 54,000,000 54,000,000 38,000,000    
Purchases of reserves 0 0 0    
Extensions and discoveries 14,000,000 5,000,000 11,000,000    
Sales of reserves 0 0 0    
Revisions of prior reserve estimates (1,000,000) 0 9,000,000    
Current production (4,000,000) (4,000,000) (4,000,000)    
End of period 63,000,000 54,000,000 54,000,000    
Proved developed reserves (Volume) 31,000,000 34,000,000 31,000,000   22,000,000
Proved undeveloped reserves (Volume) 32,000,000 20,000,000 22,000,000   16,000,000