Contingencies (Number of Tobacco Related Cases Pending Against Us and/or Our Subsidiaries or Indemnitees) (Details)	Aug. 01, 2013 Individual Smoking And Health Cases [Member] litigation_case	Aug. 01, 2012 Individual Smoking And Health Cases [Member] litigation_case	Jul. 30, 2014 Individual Smoking And Health Cases [Member] Subsequent Event [Member] litigation_case	Aug. 01, 2013 Smoking And Health Class Actions [Member] litigation_case	Aug. 01, 2012 Smoking And Health Class Actions [Member] litigation_case	Jul. 30, 2014 Smoking And Health Class Actions [Member] Subsequent Event [Member] litigation_case	Aug. 01, 2013 Health Care Cost Recovery Actions [Member] litigation_case	Aug. 01, 2012 Health Care Cost Recovery Actions [Member] litigation_case	Jul. 30, 2014 Health Care Cost Recovery Actions [Member] Subsequent Event [Member] litigation_case	Aug. 01, 2013 Lights Class Actions [Member] Israel [Member] litigation_case	Aug. 01, 2012 Lights Class Actions [Member] Israel [Member] litigation_case	Jul. 30, 2014 Lights Class Actions [Member] Israel [Member] Subsequent Event [Member] litigation_case	Aug. 01, 2013 Individual Lights Cases [Member] litigation_case	Aug. 01, 2012 Individual Lights Cases [Member] litigation_case	Jul. 30, 2014 Individual Lights Cases [Member] Subsequent Event [Member] litigation_case	Aug. 01, 2013 Public Civil Actions [Member] litigation_case	Aug. 01, 2012 Public Civil Actions [Member] litigation_case	Jul. 30, 2014 Public Civil Actions [Member] Subsequent Event [Member] litigation_case
Loss Contingencies [Line Items]
Cases brought against PM	63	74	63	11	10	11	15	14	15	1	2	1	1	7	2	4	3	2