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