Segment Reporting (Narrative) (Details) - USD ($) $ in Millions |
3 Months Ended | 6 Months Ended | ||
---|---|---|---|---|
Jun. 30, 2018 |
Jun. 30, 2017 |
Mar. 31, 2017 |
Jun. 30, 2018 |
|
Marketing, Administration and Research Costs Expenses [Member] | Smokeable Products [Member] | Engle Progeny Cases [Member] | ||||
Segment Reporting Information [Line Items] | ||||
Provision related to litigation recorded | $ 60 | $ 15 | $ 84 | |
Interest And Other Debt Expense, Net [Member] | Smokeable Products [Member] | Engle Progeny Cases [Member] | ||||
Segment Reporting Information [Line Items] | ||||
Provision related to litigation recorded | $ 10 | $ 2 | $ 14 | |
Operating Segments [Member] | Smokeless Products [Member] | ||||
Segment Reporting Information [Line Items] | ||||
Recall impact on operating income | $ 60 |