Segment Reporting (Schedule of Pre-tax Tobacco and Health Litigation Charges) (Details) - Tobacco and Health Litigation Cases - USD ($) $ in Millions |
3 Months Ended | 9 Months Ended | ||
|---|---|---|---|---|
Sep. 30, 2026 |
Sep. 30, 2025 |
Sep. 30, 2026 |
Sep. 30, 2025 |
|
| Schedule of Pre-tax Tobacco and Health Litigation Charges [Line Items] | ||||
| Provision related to litigation recorded | $ 23 | $ 3 | $ 120 | $ 48 |
| General corporate expenses [Member] | ||||
| Schedule of Pre-tax Tobacco and Health Litigation Charges [Line Items] | ||||
| Provision related to litigation recorded | 0 | (1) | 4 | 0 |
| Interest and other debt expense, net [Member] | ||||
| Schedule of Pre-tax Tobacco and Health Litigation Charges [Line Items] | ||||
| Provision related to litigation recorded | 7 | 0 | 31 | 4 |
| Philip Morris USA | Operating Segments [Member] | Smokeable Products Segment [Member] | ||||
| Schedule of Pre-tax Tobacco and Health Litigation Charges [Line Items] | ||||
| Provision related to litigation recorded | $ 16 | $ 4 | $ 85 | $ 44 |