Contingencies (Smoking and Health Litigation) (Narrative) (Details)						1 Months Ended
	Jun. 26, 2015	May 27, 2015 USD ($) manufacturer plaintiff	May 27, 2015 CAD manufacturer plaintiff	Jun. 20, 2012 cigarette	Jul. 10, 2009 cigarette	Dec. 31, 2016 USD ($) litigation_case	Dec. 31, 2016 CAD litigation_case	Oct. 30, 2015 USD ($) installment	Oct. 30, 2015 CAD installment	Aug. 31, 2015 USD ($)	Aug. 31, 2015 CAD	Jul. 31, 2015	Jun. 30, 2015 USD ($)	Jun. 30, 2015 CAD	Apr. 30, 2004 USD ($)	Apr. 30, 2004 BRL	Dec. 31, 2015 litigation_case	Dec. 31, 2014 litigation_case
Individual Smoking And Health Cases [Member]
Loss Contingencies [Line Items]
Cases brought against PM						64	64										68	63
Smoking And Health Class Actions [Member]
Loss Contingencies [Line Items]
Cases brought against PM						11	11										11	11
The Smoker Health Defense Association (ADESF) [Member] | Smoking And Health Class Actions [Member]
Loss Contingencies [Line Items]
Interest rate on damages, monthly															1.00%	1.00%
The Smoker Health Defense Association (ADESF) [Member] | Award per smoker per year [Member] | Smoking And Health Class Actions [Member]
Loss Contingencies [Line Items]
Damages awarded															$ 319	BRL 1,000
Argentina [Member] | Individual Smoking And Health Cases [Member]
Loss Contingencies [Line Items]
Cases brought against PM						35	35
Brazil [Member] | Individual Smoking And Health Cases [Member]
Loss Contingencies [Line Items]
Cases brought against PM						16	16
Brazil [Member] | Smoking And Health Class Actions [Member]
Loss Contingencies [Line Items]
Cases brought against PM						2	2
Canada [Member] | Individual Smoking And Health Cases [Member]
Loss Contingencies [Line Items]
Cases brought against PM						2	2
Canada [Member] | Smoking And Health Class Actions [Member]
Loss Contingencies [Line Items]
Cases brought against PM						9	9
Canada [Member] | Cecilia Letourneau [Member]
Loss Contingencies [Line Items]
Number of additional manufacturers found liable | manufacturer		2	2
Estimated number of members in class | plaintiff		918,000	918,000
Canada [Member] | Cecilia Letourneau [Member] | Judicial Ruling [Member] | Imperial Tobacco Ltd., Rothmans, Benson And Hedges Inc., And JTI Macdonald Corp. [Member]
Loss Contingencies [Line Items]
Punitive damages awarded		$ 100,000,000	CAD 131,000,000
Payment period for awarded punitive damages to be deposited into trust		60 days	60 days
Canada [Member] | Cecilia Letourneau [Member] | Judicial Ruling [Member] | Rothmans, Benson, And Hedges Inc. (RBH) [Member]
Loss Contingencies [Line Items]
Punitive damages awarded		$ 35,000,000	CAD 46,000,000
Payment period for awarded punitive damages to be deposited into trust		60 days	60 days
Canada [Member] | Cecilia Letourneau [Member] | Appellate Ruling [Member] | Rothmans, Benson, And Hedges Inc. (RBH) [Member]
Loss Contingencies [Line Items]
Payment period for awarded punitive damages to be deposited into trust												60 days
Canada [Member] | Cecilia Letourneau [Member] | Pending Litigation [Member] | Rothmans, Benson, And Hedges Inc. (RBH) [Member]
Loss Contingencies [Line Items]
Punitive damages awarded													$ 35,000,000	CAD 46,000,000
Payment period for awarded punitive damages to be deposited into trust													60 days	60 days
Period between addiction warning and claim		3 years	3 years
Canada [Member] | Cecilia Letourneau & Conseil Quebecois Sur La Tabac Et La Sante and Jean-Yves Blais Cases [Member] | Rothmans, Benson, And Hedges Inc. (RBH) [Member]
Loss Contingencies [Line Items]
Number of consecutive quarterly installment | installment								6	6
Canada [Member] | Cecilia Letourneau & Conseil Quebecois Sur La Tabac Et La Sante and Jean-Yves Blais Cases [Member] | Imperial Tobacco Ltd. [Member]
Loss Contingencies [Line Items]
Number of consecutive quarterly installment | installment								7	7
Canada [Member] | Cecilia Letourneau & Conseil Quebecois Sur La Tabac Et La Sante and Jean-Yves Blais Cases [Member] | Appellate Ruling [Member] | Rothmans, Benson, And Hedges Inc. (RBH) [Member]
Loss Contingencies [Line Items]
Amount of security ordered to be furnished								$ 172,000,000	CAD 226,000,000
Amount of security to be furnished in each consecutive quarterly installment								28,600,000	37,600,000
Amount of security furnished by defendants in quarterly installment						$ 28,600,000	CAD 37,600,000
Canada [Member] | Cecilia Letourneau & Conseil Quebecois Sur La Tabac Et La Sante and Jean-Yves Blais Cases [Member] | Appellate Ruling [Member] | Imperial Tobacco Ltd. [Member]
Loss Contingencies [Line Items]
Amount of security ordered to be furnished								577,000,000	758,000,000
Amount of security to be furnished in each consecutive quarterly installment								$ 82,000,000	CAD 108,000,000
Canada [Member] | Cecilia Letourneau & Conseil Quebecois Sur La Tabac Et La Sante and Jean-Yves Blais Cases [Member] | Under Advisement [Member] | Rothmans, Benson & Hedges Inc. and Imperial Tobacco Ltd. [Member]
Loss Contingencies [Line Items]
Motion to secure judgment, Letters of credit to placed into trust, option 1										$ 3,800,000,000	CAD 5,000,000,000
Canada [Member] | Conseil Quebecois Sur Le Tabac Et La Sante and Jean-Yves Blais [Member]
Loss Contingencies [Line Items]
Number of additional manufacturers found liable | manufacturer		2	2
Estimated number of members in class | plaintiff		99,957	99,957
Canada [Member] | Conseil Quebecois Sur Le Tabac Et La Sante and Jean-Yves Blais [Member] | Judicial Ruling [Member]
Loss Contingencies [Line Items]
Payment period for compensatory damages to be deposited into trust		60 days	60 days
Canada [Member] | Conseil Quebecois Sur Le Tabac Et La Sante and Jean-Yves Blais [Member] | Judicial Ruling [Member] | Imperial Tobacco Ltd., Rothmans, Benson And Hedges Inc., And JTI Macdonald Corp. [Member]
Loss Contingencies [Line Items]
Punitive damages awarded		$ 68,500	CAD 90,000
Compensatory damages awarded		11,800,000,000	15,500,000,000
Awarded compensatory damages that are to be deposited into trust		$ 761,000,000	CAD 1,000,000,000
Payment period for compensatory damages to be deposited into trust		60 days	60 days
Canada [Member] | Conseil Quebecois Sur Le Tabac Et La Sante and Jean-Yves Blais [Member] | Judicial Ruling [Member] | Rothmans, Benson, And Hedges Inc. (RBH) [Member]
Loss Contingencies [Line Items]
Punitive damages awarded		$ 22,800	CAD 30,000
Compensatory damages awarded		$ 2,400,000,000	CAD 3,100,000,000
Damages allocated to subsidiary (percent)		20.00%	20.00%
Awarded compensatory damages that are to be deposited into trust		$ 152,000,000	CAD 200,000,000
Canada [Member] | Conseil Quebecois Sur Le Tabac Et La Sante and Jean-Yves Blais [Member] | Appellate Ruling [Member] | Rothmans, Benson, And Hedges Inc. (RBH) [Member]
Loss Contingencies [Line Items]
Payment period for awarded punitive damages to be deposited into trust												60 days
Canada [Member] | Conseil Quebecois Sur Le Tabac Et La Sante and Jean-Yves Blais [Member] | Pending Litigation [Member] | Rothmans, Benson, And Hedges Inc. (RBH) [Member]
Loss Contingencies [Line Items]
Awarded compensatory damages that are to be deposited into trust													$ 152,000,000	CAD 200,000,000
Payment period for damages to be deposited into trust	60 days
Canada [Member] | Adams [Member] | Pending Litigation [Member]
Loss Contingencies [Line Items]
Plaintiff requirement, Minimum number of cigarettes smoked | cigarette					25,000
Canada [Member] | Suzanne Jacklin [Member] | Pending Litigation [Member]
Loss Contingencies [Line Items]
Plaintiff requirement, Minimum number of cigarettes smoked | cigarette				25,000
Chile [Member] | Individual Smoking And Health Cases [Member]
Loss Contingencies [Line Items]
Cases brought against PM						6	6
Costa Rica [Member] | Individual Smoking And Health Cases [Member]
Loss Contingencies [Line Items]
Cases brought against PM						2	2
Italy [Member] | Individual Smoking And Health Cases [Member]
Loss Contingencies [Line Items]
Cases brought against PM						1	1
The Philippines [Member] | Individual Smoking And Health Cases [Member]
Loss Contingencies [Line Items]
Cases brought against PM						1	1
Scotland [Member] | Individual Smoking And Health Cases [Member]
Loss Contingencies [Line Items]
Cases brought against PM						1	1