v3.26.1
Goodwill and Other Intangible Assets, net: (Movement in Goodwill) (Details) - USD ($)
$ in Millions
6 Months Ended
Jun. 30, 2026
Dec. 31, 2025
Goodwill [Roll Forward]    
Beginning balance $ 17,264  
Changes due to:    
Currency (347)  
Ending balance 16,917  
Goodwill, accumulated impairment losses 556 $ 556
International Smoke-Free    
Goodwill [Roll Forward]    
Beginning balance 3,913  
Changes due to:    
Currency (186)  
Ending balance 3,727  
International Combustibles    
Goodwill [Roll Forward]    
Beginning balance 4,862  
Changes due to:    
Currency (152)  
Ending balance 4,710  
U.S.    
Goodwill [Roll Forward]    
Beginning balance 8,489  
Changes due to:    
Currency (9)  
Ending balance $ 8,480