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Contingencies (NPM Adjustment Calculation) (Details) (USD $) In Millions, unless otherwise specified | 12 Months Ended
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Dec. 31, 2014
Loss Contingencies [Line Items] |
Partial Liability Reduction Percentage for 2003 NPM Adjustment for States that Are Party to Agreement re: Arbitration | 20.00%mo_PartialLiabilityReductionPercentageFor2003NPMAdjustmentForStatesThatArePartyToAgreementReArbitration
Challanges To MSA Found In Favor Of Defendants | 16 mo_ChallangesToMsaFoundInFavorOfDefendants
Year NPM Adjustment Calculated 2013 [Member] |
Loss Contingencies [Line Items] |
Affiliates Maximum Potential NPM Adjustments | 215 mo_AffiliatesPossibleExcessMsaPayments / mo_NPMCalculatedAdjustmentbyYearAxis = mo_YearNPMAdjustmentCalculated2013Member
Year NPM Adjustment Calculated 2012 [Member] |
Loss Contingencies [Line Items] |
Affiliates Maximum Potential NPM Adjustments | 207 mo_AffiliatesPossibleExcessMsaPayments / mo_NPMCalculatedAdjustmentbyYearAxis = mo_YearNpmAdjustmentCalculated2012Member
Year Npm Adjustment Calculated2011 [Member] |
Loss Contingencies [Line Items] |
Affiliates Maximum Potential NPM Adjustments | 165 mo_AffiliatesPossibleExcessMsaPayments / mo_NPMCalculatedAdjustmentbyYearAxis = mo_YearNpmAdjustmentCalculated2011Member
Year Npm Adjustment Calculated2010 [Member] |
Loss Contingencies [Line Items] |
Affiliates Maximum Potential NPM Adjustments | 219 mo_AffiliatesPossibleExcessMsaPayments / mo_NPMCalculatedAdjustmentbyYearAxis = mo_YearNpmAdjustmentCalculated2010Member
Year NPM Adjustment Calculated 2009 [Member] |
Loss Contingencies [Line Items] |
Affiliates Maximum Potential NPM Adjustments | 211 mo_AffiliatesPossibleExcessMsaPayments / mo_NPMCalculatedAdjustmentbyYearAxis = mo_YearNpmAdjustmentCalculated2009Member
Year Npm Adjustment Calculated2008 [Member] |
Loss Contingencies [Line Items] |
Affiliates Maximum Potential NPM Adjustments | 250 mo_AffiliatesPossibleExcessMsaPayments / mo_NPMCalculatedAdjustmentbyYearAxis = mo_YearNpmAdjustmentCalculated2008Member
Year Npm Adjustment Calculated2007 [Member] |
Loss Contingencies [Line Items] |
Affiliates Maximum Potential NPM Adjustments | 185 mo_AffiliatesPossibleExcessMsaPayments / mo_NPMCalculatedAdjustmentbyYearAxis = mo_YearNpmAdjustmentCalculated2007Member
Year Npm Adjustment Calculated2006 [Member] |
Loss Contingencies [Line Items] |
Affiliates Maximum Potential NPM Adjustments | 154 mo_AffiliatesPossibleExcessMsaPayments / mo_NPMCalculatedAdjustmentbyYearAxis = mo_YearNpmAdjustmentCalculated2006Member
Year Npm Adjustment Calculated2005 [Member] |
Loss Contingencies [Line Items] |
Affiliates Maximum Potential NPM Adjustments | 181 mo_AffiliatesPossibleExcessMsaPayments / mo_NPMCalculatedAdjustmentbyYearAxis = mo_YearNpmAdjustmentCalculated2005Member
Year Npm Adjustment Calculated2004 [Member] |
Loss Contingencies [Line Items] |
Affiliates Maximum Potential NPM Adjustments | 388 mo_AffiliatesPossibleExcessMsaPayments / mo_NPMCalculatedAdjustmentbyYearAxis = mo_YearNpmAdjustmentCalculated2004Member

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- Definition Amount of possible excess MSA payments made by affiliate. + References No definition available. + Details
Name: | mo_AffiliatesPossibleExcessMsaPayments
Namespace Prefix: | mo_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Challanges To MSA Found In Favor Of Defendants + References No definition available. + Details
Name: | mo_ChallangesToMsaFoundInFavorOfDefendants
Namespace Prefix: | mo_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Partial Liability Reduction Percentage for 2003 NPM Adjustment for States that Are Party to Agreement re: Arbitration + References No definition available. + Details
Name: | mo_PartialLiabilityReductionPercentageFor2003NPMAdjustmentForStatesThatArePartyToAgreementReArbitration
Namespace Prefix: | mo_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

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- Details
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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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Balance Type: |
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- Details
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- Details
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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Namespace Prefix: |
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- Details
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- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

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- Details
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