Contingencies (Engle Class Action And Engle Progeny Trial Results Narrative) (Details) (USD $)	3 Months Ended		1 Months Ended	106 Months Ended
	Mar. 31, 2015	Mar. 31, 2014	May 31, 2001	Apr. 20, 2015 cases	Jul. 31, 2006
Loss Contingencies [Line Items]
Loss Contingency Accrual, Provision	$ 43,000,000	$ 4,000,000
Engle Progeny Cases, Federal [Member]
Loss Contingencies [Line Items]
Loss Contingency Accrual, Provision	43,000,000	0
Florida Engle [Member] | Engle Progeny Cases, Federal [Member]
Loss Contingencies [Line Items]
Amounts placed in escrow	43,000,000
Federal Engle Cases Resolved	415
Florida Engle [Member] | Engle Progeny Cases, Federal [Member] | PM USA [Member]
Loss Contingencies [Line Items]
Loss Contingency Accrual, Provision	43,000,000
Smoking And Health Class Actions And Aggregated Claims Litigation [Member] | Florida Engle [Member]
Loss Contingencies [Line Items]
Amounts placed in escrow			500,000,000
Reinstated compensatory damages, award total					6,900,000
Loss contingency, damages paid	3,000,000
Loss Contingency, Damages Paid Date	February 2008
Florida bond cap	200,000,000
Engle Progeny Cases [Member]
Loss Contingencies [Line Items]
Number of Cases Appealed	750
Engle Progeny Cases [Member] | Florida/Harris [Member]
Loss Contingencies [Line Items]
Compensatory damages jury award total excluding interest	1,730,000
Loss contingency, period of occurrence	July 2014
Engle Progeny Cases [Member] | Florida/Reider [Member]
Loss Contingencies [Line Items]
Compensatory damages jury award total excluding interest	0
Engle Progeny Cases [Member] | Florida/Banks [Member]
Loss Contingencies [Line Items]
Compensatory damages jury award total excluding interest	0
Engle Progeny Cases [Member] | Florida Weingart [Member]
Loss Contingencies [Line Items]
Compensatory damages jury award total excluding interest	0
Engle Progeny Cases [Member] | Florida Hancock [Member]
Loss Contingencies [Line Items]
Compensatory damages jury award total excluding interest	0
Loss contingency, period of occurrence	August 2012
Florida Engle [Member] | Smoking And Health Class Actions And Aggregated Claims Litigation [Member]
Loss Contingencies [Line Items]
Loss contingency, period of occurrence	July 2000
Punitive damages jury award total all defendants	145,000,000,000
Punitive damages jury award allocation amount PM USA	$ 74,000,000,000
Subsequent Event [Member] | Engle Progeny Cases, State [Member]
Loss Contingencies [Line Items]
Number of plaintiffs				4,200
Loss contingency, pending claims				3,125
Subsequent Event [Member] | Engle Progeny Cases, State [Member] | Since July 2006 [Member]
Loss Contingencies [Line Items]
Loss Contingency, Claims Decided Favorable, Number				27
Subsequent Event [Member] | Engle Progeny Cases, Federal [Member]
Loss Contingencies [Line Items]
Active Cases Pending In Federal Court				435
Subsequent Event [Member] | Engle Progeny Cases, Federal [Member] | Since July 2006 [Member]
Loss Contingencies [Line Items]
Loss Contingency, Claims Decided Favorable, Number				9
Subsequent Event [Member] | Engle Progeny Cases [Member] | Since July 2006 [Member]
Loss Contingencies [Line Items]
Loss Contingency, Claims Decided Favorable, Number				36