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Contingencies (Certain Other Tobacco-Related Litigation, Guarantees and Other Similar Matters) (Details) $ in Millions	9 Months Ended
	Sep. 30, 2015 USD ($) cases defendant plantiff	Dec. 31, 2014 USD ($)
Loss Contingencies [Line Items]
Contingent liability related to performance surety bonds	$ 20
Redeemable noncontrolling interest	$ 35	$ 35
Argentine Growers Case [Member]
Loss Contingencies [Line Items]
Number of defendants \| defendant	3
Argentine Growers Case [Member] \| PM USA [Member]
Loss Contingencies [Line Items]
Number of cases pending	6
Letter of Credit [Member]
Loss Contingencies [Line Items]
Credit line available under the agreement	$ 62
Pending Litigation [Member] \| Argentine Growers Case [Member] \| PM USA [Member]
Loss Contingencies [Line Items]
Number of cases pending \| cases	5
WEST VIRGINIA \| UST Litigation [Member]
Loss Contingencies [Line Items]
Number of plaintiffs \| plantiff	5
FLORIDA \| UST Litigation [Member]
Loss Contingencies [Line Items]
Number of cases pending \| cases	1