XML 87 R74.htm IDEA: XBRL DOCUMENT
v3.19.2

Contingencies (Lights/Ultra Lights Cases) (Details) | Jul. 26, 2019 case court | Jul. 23, 2018 case | Jul. 24, 2017 case
--- | --- | --- | ---
Lights Ultra Lights Class Actions [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Number of cases pending |  | 3 | 4
Subsequent Event [Member] | Lights Ultra Lights Class Actions [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Number of cases pending | 2 |  |
Subsequent Event [Member] | Lights [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Claims not certified, number | 23 |  |
Subsequent Event [Member] | Lights [Member] | PM USA [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Number of state courts | court | 21 |  |

X
- Definition Loss Contingency, Claims Not Certified, Number + References No definition available. + Details
Name: | mo_LossContingencyClaimsNotCertifiedNumber
Namespace Prefix: | mo_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Loss Contingency, State Courts, Number + References No definition available. + Details
Name: | mo_LossContingencyStateCourtsNumber
Namespace Prefix: | mo_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
Name: | us-gaap_LossContingenciesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of pending claims pertaining to a loss contingency. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 450 -SubTopic 20 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=118942415&loc=d3e14435-108349 + Details
Name: | us-gaap_LossContingencyPendingClaimsNumber
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | srt_LitigationCaseAxis=mo_LightsUltraLightsClassActionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_SubsequentEventTypeAxis=us-gaap_SubsequentEventMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_LitigationCaseAxis=mo_LightsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | dei_LegalEntityAxis=mo_PhilipMorrisUSAMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |