v3.26.1
Intangible and tangible assets - Intangible assets (Details) - USD ($)
$ in Millions
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Goodwill and other intangible assets        
Intangible assets, including goodwill $ 37,345 $ 34,238 $ 33,083 $ 31,931
Goodwill        
Goodwill and other intangible assets        
Intangible assets, including goodwill 12,501 11,265 9,951  
Proved mineral interests        
Goodwill and other intangible assets        
Intangible assets, including goodwill 9,523 8,700 8,009  
Unproved mineral interests        
Goodwill and other intangible assets        
Intangible assets, including goodwill 11,177 11,150 12,352  
Other intangible assets        
Goodwill and other intangible assets        
Intangible assets, including goodwill $ 4,144 3,123 2,771  
Other intangible assets | Minimum        
Goodwill and other intangible assets        
Finite useful life 3 years      
Other intangible assets | Maximum        
Goodwill and other intangible assets        
Finite useful life 20 years      
Gross value/Cost        
Goodwill and other intangible assets        
Intangible assets, including goodwill $ 55,034 51,200 50,527  
Gross value/Cost | Goodwill        
Goodwill and other intangible assets        
Intangible assets, including goodwill 12,881 11,654 10,484  
Gross value/Cost | Proved mineral interests        
Goodwill and other intangible assets        
Intangible assets, including goodwill 18,972 18,218 17,713  
Gross value/Cost | Unproved mineral interests        
Goodwill and other intangible assets        
Intangible assets, including goodwill 14,108 14,124 14,976  
Gross value/Cost | Other intangible assets        
Goodwill and other intangible assets        
Intangible assets, including goodwill 9,073 7,204 7,354  
Depreciation, amortization and impairment        
Goodwill and other intangible assets        
Intangible assets, including goodwill (17,689) (16,962) (17,444)  
Depreciation, amortization and impairment | Goodwill        
Goodwill and other intangible assets        
Intangible assets, including goodwill (380) (389) (533)  
Depreciation, amortization and impairment | Proved mineral interests        
Goodwill and other intangible assets        
Intangible assets, including goodwill (9,449) (9,518) (9,704)  
Depreciation, amortization and impairment | Unproved mineral interests        
Goodwill and other intangible assets        
Intangible assets, including goodwill (2,931) (2,974) (2,624)  
Depreciation, amortization and impairment | Other intangible assets        
Goodwill and other intangible assets        
Intangible assets, including goodwill $ (4,929) $ (4,081) $ (4,583)