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Contingencies (Trial Results Narrative) (Details) (Subsequent Event [Member], USD $) In Millions, unless otherwise specified | 196 Months Ended | 127 Months Ended | 106 Months Ended
--- | --- | --- | ---
Apr. 20, 2015 cases | Apr. 20, 2015 | Apr. 20, 2015 cases
Health Care Cost Recovery [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Litigation, Verdict Reversed | 1 mo_LitigationVerdictReversed / us-gaap_LossContingenciesByNatureOfContingencyAxis = mo_HealthCareCostRecoveryMember / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Non Engle Progeny Cases [Member] | Since January1999 [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Loss Contingency, Claims Decided | 56 mo_LossContingencyClaimsDecided / us-gaap_LitigationCaseAxis = mo_NonEngleProgenyCasesMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = mo_SinceJanuary1999Member / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Loss Contingency, Claims Decided Unfavorable, Number | 18 mo_LossContingencyClaimsDecidedUnfavorableNumber / us-gaap_LitigationCaseAxis = mo_NonEngleProgenyCasesMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = mo_SinceJanuary1999Member / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Loss Contingency, Claims Resolved | 15 mo_LossContingencyClaimsResolved / us-gaap_LitigationCaseAxis = mo_NonEngleProgenyCasesMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = mo_SinceJanuary1999Member / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Loss Contingency, Claims Decided Favorable, Number | 38 mo_LossContingencyClaimsDecidedFavorableNumber / us-gaap_LitigationCaseAxis = mo_NonEngleProgenyCasesMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = mo_SinceJanuary1999Member / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |  |
Engle and Non-Engle Cases [Member] | Since October 2004 [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Judgment Interest Paid Aggregate |  | $ 144.0 mo_JudgmentInterestPaidAggregate / us-gaap_LitigationCaseAxis = mo_EngleAndNonEngleCasesMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = mo_SinceOctober2004Member / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |
Loss Contingency, Damages Paid, Value |  | 271.0 us-gaap_LossContingencyDamagesPaidValue / us-gaap_LitigationCaseAxis = mo_EngleAndNonEngleCasesMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = mo_SinceOctober2004Member / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |
Engle Progeny Cases [Member] | Since October 2004 [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Judgment Interest Paid Aggregate |  | 2.5 mo_JudgmentInterestPaidAggregate / us-gaap_LitigationCaseAxis = mo_EngleProgenyCasesMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = mo_SinceOctober2004Member / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |
Loss Contingency, Damages Paid, Value |  | $ 13.8 us-gaap_LossContingencyDamagesPaidValue / us-gaap_LitigationCaseAxis = mo_EngleProgenyCasesMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = mo_SinceOctober2004Member / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember |
Engle Progeny Cases [Member] | Since July 2006 [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Loss Contingency, Claims Decided |  |  | 77 mo_LossContingencyClaimsDecided / us-gaap_LitigationCaseAxis = mo_EngleProgenyCasesMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = mo_SinceJuly2006Member / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
Loss Contingency, Claims Decided Unfavorable, Number |  |  | 41 mo_LossContingencyClaimsDecidedUnfavorableNumber / us-gaap_LitigationCaseAxis = mo_EngleProgenyCasesMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = mo_SinceJuly2006Member / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember
Loss Contingency, Claims Decided Favorable, Number |  |  | 36 mo_LossContingencyClaimsDecidedFavorableNumber / us-gaap_LitigationCaseAxis = mo_EngleProgenyCasesMember / us-gaap_LossContingenciesByNatureOfContingencyAxis = mo_SinceJuly2006Member / us-gaap_SubsequentEventTypeAxis = us-gaap_SubsequentEventMember

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- Definition Amount of damages paid to the plaintiff in the legal matter. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349 Reference 2: 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 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 9 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14557-108349 + Details
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