Number of pending claims pertaining to a loss contingency.

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 450

-SubTopic 20

-Section 50

-Paragraph 4

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14435-108349

Name:	us-gaap_LossContingencyPendingClaimsNumber
Namespace Prefix:	us-gaap_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	instant

Contingencies (Smoking And Health Class Actions Narrative) (Details) (Smoking And Health Class Actions And Aggregated Claims Litigation [Member])	Mar. 31, 2015	Apr. 20, 2015 cases
Loss Contingencies [Line Items]
Number of Smoking and Health Class Certifications Denied or Reversed	59
Subsequent Event [Member] \| Canada \| PM USA And Altria Group, Inc. [Member]
Loss Contingencies [Line Items]
Loss Contingency, Pending Claims, Number		7