v3.26.3
Segment Reporting: (Net Revenues by Product Category) (Details) - USD ($)
$ in Millions
 3 Months Ended 9 Months Ended
Sep. 30, 2026
Sep. 30, 2025
Sep. 30, 2026
Sep. 30, 2025
Segment Reporting [Line Items]        
Net revenues $ 11,438 [1],[2] $ 10,845 [1],[2] $ 32,776 [3],[4] $ 30,286 [3],[4]
International Smoke-Free        
Segment Reporting [Line Items]        
Net revenues 3,867 3,839 11,580 10,310
U.S.        
Segment Reporting [Line Items]        
Net revenues 845 689 2,324 2,451
International Combustibles        
Segment Reporting [Line Items]        
Net revenues 6,725 6,316 18,872 17,525
Smoke-Free Products        
Segment Reporting [Line Items]        
Net revenues 4,625 4,445 13,649 12,500
Smoke-Free Products | International Smoke-Free        
Segment Reporting [Line Items]        
Net revenues 3,867 3,839 11,580 10,310
Smoke-Free Products | U.S.        
Segment Reporting [Line Items]        
Net revenues 758 605 2,069 2,189
Smoke-Free Products | U.S. | Wellness        
Segment Reporting [Line Items]        
Net revenues 74 57 193 166
Combustible Tobacco Products        
Segment Reporting [Line Items]        
Net revenues 6,812 6,400 19,126 17,786
Combustible Tobacco Products | U.S.        
Segment Reporting [Line Items]        
Net revenues 87 84 254 261
Combustible Tobacco Products | International Combustibles        
Segment Reporting [Line Items]        
Net revenues $ 6,725 $ 6,316 $ 18,872 $ 17,525
[1] Includes net revenues from related parties of $1,312 million and $1,307 million for the three months ended September 30, 2026 and 2025, respectively.
[2] Net revenues are shown net of excise tax on products. For the three months ended September 30, 2026 and 2025, excise tax on products was $15,139 million and $14,221 million, respectively.
[3] Includes net revenues from related parties of $3,752 million and $3,387 million for the nine months ended September 30, 2026 and 2025, respectively.
[4] Net revenues are shown net of excise tax on products. For the nine months ended September 30, 2026 and 2025, excise tax on products was $42,965 million and $39,495 million, respectively.