Contingencies (Other Smoking and Health Class Actions Narrative) (Details) - Smoking And Health Class Actions And Aggregated Claims Litigation [Member] - cases	9 Months Ended
	Sep. 30, 2015	Oct. 26, 2015	Oct. 27, 2014	Oct. 21, 2013
Loss Contingencies [Line Items]
Number of cases pending			5	6
Subsequent Event [Member]
Loss Contingencies [Line Items]
Number of cases pending		5
PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	60
ARKANSAS | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	1
CALIFORNIA | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	1
DISTRICT OF COLUMBIA | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	2
FLORIDA | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	2
ILLINOIS | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	3
IOWA | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	1
KANSAS | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	1
LOUISIANA | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	1
MARYLAND | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	1
MICHIGAN | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	1
MINNESOTA | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	1
NEVADA | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	29
NEW JERSEY | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	6
NEW YORK | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	2
OHIO | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	1
OKLAHOMA | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	1
OREGON | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	1
PENNSYLVANIA | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	1
PUERTO RICO | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	1
SOUTH CAROLINA | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	1
TEXAS | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	1
WISCONSIN | PM USA [Member]
Loss Contingencies [Line Items]
Number of claims dismissed	1
CANADA | Philip Morris USA and Altria Group [Member] | Subsequent Event [Member]
Loss Contingencies [Line Items]
Number of cases pending		7