v3.26.1
Segment Reporting (Narrative) (Details)
$ in Millions
3 Months Ended
Mar. 31, 2026
USD ($)
segment
Mar. 31, 2025
USD ($)
Segment Reporting Information [Line Items]    
Number of reportable segments | segment 2  
Oral Tobacco Products [Member]    
Segment Reporting Information [Line Items]    
Other segment items | $ $ (234) $ (221)