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Contingencies (Health Care Cost Recovery Litigation) (Details) (USD $)
 12 Months Ended
Dec. 31, 2014
Dec. 31, 2013
Dec. 31, 2012
Loss Contingencies [Line Items]      
Cost of sales $ 7,785,000,000us-gaap_CostOfGoodsSold $ 7,206,000,000us-gaap_CostOfGoodsSold $ 7,937,000,000us-gaap_CostOfGoodsSold
NPM Adjustment Items 90,000,000us-gaap_LitigationSettlementAmount 664,000,000us-gaap_LitigationSettlementAmount  
State Settlements Agreements [Member] | Health Care Cost Recovery Actions [Member]      
Loss Contingencies [Line Items]      
Loss contingency, period of occurrence November 1998    
State Settlement Agreements annual payments 9,400,000,000mo_StateSettlementAgreementsAnnualPayments
/ dei_LegalEntityAxis
= mo_StateSettlementsAgreementsMember
/ us-gaap_LossContingenciesByNatureOfContingencyAxis
= mo_HealthCareCostRecoveryActionsMember		    
State Settlement Agreements attorney fees annual cap 500,000,000mo_StateSettlementAgreementsAttorneyFeesAnnualCap
/ dei_LegalEntityAxis
= mo_StateSettlementsAgreementsMember
/ us-gaap_LossContingenciesByNatureOfContingencyAxis
= mo_HealthCareCostRecoveryActionsMember		    
Fair And Equitable Tobacco Reform Act Of 2004 [Member] | State Settlements Agreements [Member] | Health Care Cost Recovery Actions [Member]      
Loss Contingencies [Line Items]      
Aggregate Amount Recorded In Cost Of Sales Related To State Settlement Agreements And Federal Equitable Tobacco Reform Act 4,600,000,000mo_AggregateAmountRecordedInCostOfSalesRelatedToStateSettlementAgreementsAndFederalEquitableTobaccoReformAct
/ dei_LegalEntityAxis
= mo_StateSettlementsAgreementsMember
/ us-gaap_LossContingenciesByNatureOfContingencyAxis
= mo_HealthCareCostRecoveryActionsMember
/ us-gaap_ProductOrServiceAxis
= mo_FairAndEquitableTobaccoReformActOf2004Member		 4,200,000,000mo_AggregateAmountRecordedInCostOfSalesRelatedToStateSettlementAgreementsAndFederalEquitableTobaccoReformAct
/ dei_LegalEntityAxis
= mo_StateSettlementsAgreementsMember
/ us-gaap_LossContingenciesByNatureOfContingencyAxis
= mo_HealthCareCostRecoveryActionsMember
/ us-gaap_ProductOrServiceAxis
= mo_FairAndEquitableTobaccoReformActOf2004Member		 4,900,000,000mo_AggregateAmountRecordedInCostOfSalesRelatedToStateSettlementAgreementsAndFederalEquitableTobaccoReformAct
/ dei_LegalEntityAxis
= mo_StateSettlementsAgreementsMember
/ us-gaap_LossContingenciesByNatureOfContingencyAxis
= mo_HealthCareCostRecoveryActionsMember
/ us-gaap_ProductOrServiceAxis
= mo_FairAndEquitableTobaccoReformActOf2004Member
Smokeable Products [Member] | Non-Participating Manufacturer Arbitration Panel Decision [Member] | NPM Adjustment to Cost Of Sales [Member] | Philip Morris USA [Member]      
Loss Contingencies [Line Items]      
NPM Adjustment Items $ 43,000,000us-gaap_LitigationSettlementAmount
/ dei_LegalEntityAxis
= mo_PhilipMorrisUSAMember
/ us-gaap_LitigationCaseAxis
= mo_NonParticipatingManufacturerArbitrationPanelDecisionMember
/ us-gaap_NatureOfExpenseAxis
= mo_NpmAdjustmentToCostOfSalesMember
/ us-gaap_StatementBusinessSegmentsAxis
= mo_SmokeableProductsMember		 $ 664,000,000us-gaap_LitigationSettlementAmount
/ dei_LegalEntityAxis
= mo_PhilipMorrisUSAMember
/ us-gaap_LitigationCaseAxis
= mo_NonParticipatingManufacturerArbitrationPanelDecisionMember
/ us-gaap_NatureOfExpenseAxis
= mo_NpmAdjustmentToCostOfSalesMember
/ us-gaap_StatementBusinessSegmentsAxis
= mo_SmokeableProductsMember