Contingencies (Smoking And Health Class Actions Narrative) (Details) (Smoking And Health Class Actions And Aggregated Claims Litigation [Member], Smoking And Health Class Actions And Aggregated Claims Litigation [Member])	Mar. 31, 2014
Smoking And Health Class Actions And Aggregated Claims Litigation [Member] | Smoking And Health Class Actions And Aggregated Claims Litigation [Member]
Loss Contingencies [Line Items]
Number of Smoking and Health Class Certifications Denied or Reversed	59