Contingencies (Schedule Of Pending Cases) (Parenthetical) (Details)	Jul. 16, 2012
Flight Attendants [Member]
Loss Contingencies [Line Items]
Loss contingency pending claims, number not included	2,574
PM USA [Member]
Loss Contingencies [Line Items]
Loss contingency pending claims, number included	346
Engle Progeny Cases [Member]
Loss Contingencies [Line Items]
Number of plaintiffs	7,749
Engle Progeny Cases [Member] | Smoking And Health Class Actions And Aggregated Claims Litigation [Member]
Loss Contingencies [Line Items]
Loss contingency pending claims, number not included	6,547
West Virginia Consolidated Proceeding [Member]
Loss Contingencies [Line Items]
Loss contingency pending claims, number included as one case	600
Federal Court [Member]
Loss Contingencies [Line Items]
Loss contingency pending claims, number not included	3,253
Federal Court [Member] | Engle Progeny Cases [Member]
Loss Contingencies [Line Items]
Number of plaintiffs	3,252
State Court [Member]
Loss Contingencies [Line Items]
Loss contingency pending claims, number not included	3,294
State Court [Member] | Engle Progeny Cases [Member]
Loss Contingencies [Line Items]
Number of plaintiffs	4,497