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Segment Reporting (Schedule of NPM Adjustment Items) (Details) - Non-Participating Manufacturer Arbitration Panel Decision [Member] - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2016 | Sep. 30, 2015 | Sep. 30, 2016 | Sep. 30, 2015
Segment Reporting Information [Line Items] |  |  |  |
Litigation settlement, amount | $ 0 | $ (126) | $ 18 | $ (126)
PM USA [Member] | Interest And Other Debt Expense, Net [Member] | Segment Reconciling Items [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Interest and other debt expense, net | 0 | 0 | 6 | 0
PM USA [Member] | NPM Adjustment to Cost Of Sales [Member] | Operating Income (Loss) [Member] | Operating Segments [Member] | Smokeable Products [Member] |  |  |  |
Segment Reporting Information [Line Items] |  |  |  |
Litigation settlement, amount | $ 0 | $ (126) | $ 12 | $ (126)

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- Definition Amount of gain (loss) recognized in settlement of litigation and insurance claims. Excludes claims within an insurance entity's normal claims settlement process. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349 + Details
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