v3.25.4
Acquisitions and Dispositions - Schedule of Supplemental Pro Forma Financial Information (Details) - USD ($)
 3 Months Ended 12 Months Ended
Dec. 31, 2023
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Supplemental Pro Forma (unaudited)        
Operating revenues and other income   $ 61,548,000,000 $ 56,953,000,000 $ 58,574,000,000
Net income (loss)   $ 7,988,000,000 $ 9,245,000,000 $ 10,957,000,000
Earnings per share:        
Basic (in dollars per share)   $ 6.36 $ 7.82 $ 9.08
Diluted (in dollars per share)   $ 6.35 $ 7.81 $ 9.06
Pro Forma        
Supplemental Pro Forma (unaudited)        
Operating revenues and other income     $ 63,121,000,000 $ 67,840,000,000
Net income (loss)     $ 10,557,000,000 $ 13,115,000,000
Earnings per share:        
Basic (in dollars per share)     $ 8.06 $ 9.72
Diluted (in dollars per share)     $ 8.05 $ 9.70
Surmont        
Supplemental Pro Forma (unaudited)        
Operating revenues and other income $ 572,000,000      
Net income (loss) $ 119,000,000      
Pro forma - total revenues and other income       $ 2,561,000,000
Pro forma - Net Income (Loss) attributable to ConocoPhillips       501,000,000
Marathon Oil Corporation        
Supplemental Pro Forma (unaudited)        
Operating revenues and other income     $ 677,000,000  
Net income (loss)     66,000,000  
Pro forma - total revenues and other income     6,168,000,000 6,705,000,000
Pro forma - Net Income (Loss) attributable to ConocoPhillips     $ 1,312,000,000 $ 1,657,000,000