v3.26.3
SEGMENT INFORMATION - Schedule of Reconciliation of Revenue from Segments to Consolidated (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Segment Reporting [Line Items]        
Oil, natural gas and natural gas liquids sales $ 1,002 $ 715 $ 2,963 $ 2,231
Other revenues and income       514
Segment operating revenues 421 855 1,837 2,745
Total Reportable Segments        
Segment Reporting [Line Items]        
Oil, natural gas and natural gas liquids sales 1,002 715    
Other revenues and income (581) 140 (1,126)  
Operating Segments        
Segment Reporting [Line Items]        
Segment operating revenues       2,745
Operating Segments | Oil and Natural Gas        
Segment Reporting [Line Items]        
Oil, natural gas and natural gas liquids sales 1,016 726 2,990 2,265
Other revenues and income 1 2 10 7
Segment operating revenues 1,017 728 3,000 2,272
Operating Segments | Carbon Management        
Segment Reporting [Line Items]        
Oil, natural gas and natural gas liquids sales 0 0 0 0
Other revenues and income 2 0 3 0
Segment operating revenues 2 0 3 0
Operating Segments | Total Reportable Segments        
Segment Reporting [Line Items]        
Oil, natural gas and natural gas liquids sales 1,016 726 2,990 2,265
Other revenues and income 3 2 13 7
Segment operating revenues 1,019 728 3,003 2,272
Corporate/Eliminations/Other        
Segment Reporting [Line Items]        
Oil, natural gas and natural gas liquids sales (14) (11) (27) (34)
Other revenues and income (584) 138 (1,139) 507
Segment operating revenues $ (598) $ 127 $ (1,166) $ 473