v3.26.1
Main items related to operating activities - Operating expenses, research and development costs (Details)
$ in Millions
12 Months Ended
Dec. 31, 2025
USD ($)
employee
Dec. 31, 2024
USD ($)
employee
Dec. 31, 2023
USD ($)
employee
Main items related to operating activities      
Purchases, net of inventory variation $ (116,740) $ (127,664) $ (143,041)
Exploration costs (419) (999) (573)
Other operating expenses (30,914) (29,860) (30,419)
Other operating expenses, Non-current operating liabilities (allowances) reversals 660 870 821
Other operating expenses, Current operating liabilities (allowances) reversals 15 (60) (92)
OPERATING EXPENSES (148,073) (158,523) (174,033)
Research and development costs $ 810 $ 805 $ 774
Research and development costs as a percentage of sales 0.40%    
Number of staff dedicated to research and development activities | employee 3,778 3,715 3,687