v3.26.1
Segment Reporting (Segment Data Schedule) (Details) - USD ($)
$ in Millions
3 Months Ended 12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Dec. 31, 2025
Segment Reporting Information [Line Items]      
Net revenues $ 5,428 $ 5,259  
Operating income 2,956 1,788  
Amortization of intangibles (23) (37) $ (132)
Interest and other debt expense, net 258 262  
Net periodic benefit income, excluding service cost (3) (14)  
(Income) losses from investments in equity securities (158) (143)  
Earnings before income taxes 2,859 1,683  
Segment Reporting, Reconciling Item, Corporate Nonsegment [Member]      
Segment Reporting Information [Line Items]      
General corporate expenses (53) (63)  
Smokeable Products [Member]      
Segment Reporting Information [Line Items]      
Net revenues 4,758 4,622  
Operating income 2,673 2,469  
Smokeable Products [Member] | Operating Segments [Member]      
Segment Reporting Information [Line Items]      
Operating income 2,673 2,469  
Oral Tobacco Products [Member]      
Segment Reporting Information [Line Items]      
Net revenues 669 654  
Oral Tobacco Products [Member] | Operating Segments [Member]      
Segment Reporting Information [Line Items]      
Operating income 435 433  
All Other [Member]      
Segment Reporting Information [Line Items]      
Net revenues 1 (17)  
All Other [Member] | Operating Segments [Member]      
Segment Reporting Information [Line Items]      
Operating income $ (76) $ (1,014)