v3.25.4
Cash Flow Information (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Cash and Cash Equivalents [Line Items]      
Increase (decrease) in PP&E related to an increase (decrease) in asset retirement obligations, excluding acquisitions $ 12 $ 268 $ 727
Fair value of contingent consideration on acquisition 0 0 320
Interest 757 806 701
Federal taxes 1,077 296 757
State taxes 152 161 225
Total income taxes 4,822 3,621 5,406
Short-term investments purchased (1,249) (2,606) (1,463)
Short-term investments sold 1,751 3,567 3,574
Long-term Investments purchased (861) (747) (867)
Long-term Investments sold 304 201 129
Total sales (purchases) of investments (55) 415 1,373
U.S.      
Cash and Cash Equivalents [Line Items]      
Expected future employer contributions, next fiscal year 160    
U.S. | Pension Benefits      
Cash and Cash Equivalents [Line Items]      
Expected future employer contributions, next fiscal year 116    
Norway      
Cash and Cash Equivalents [Line Items]      
Foreign taxes 1,758 1,580 2,758
Libya      
Cash and Cash Equivalents [Line Items]      
Foreign taxes 1,461 1,280 1,317
Other foreign jurisdictions      
Cash and Cash Equivalents [Line Items]      
Foreign taxes $ 374 $ 304 $ 349