XML 60 R44.htm IDEA: XBRL DOCUMENT
v3.8.0.1

Segment Reporting (Narrative) (Details) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2018 USD ($) case | Mar. 31, 2017 USD ($)
Smokeable Products [Member] | Engle Progeny Cases [Member] | PM USA [Member] |  |
Segment Reporting Information [Line Items] |  |
Number of cases | case | 3 |
Selling, General and Administrative Expenses [Member] | Smokeable Products [Member] |  |
Segment Reporting Information [Line Items] |  |
Provision related to litigation recorded | $ 24 |
Interest And Other Debt Expense, Net [Member] | Smokeable Products [Member] | Engle Progeny Cases [Member] |  |
Segment Reporting Information [Line Items] |  |
Provision related to litigation recorded | $ 4 |
Operating Segments [Member] | Smokeless Products [Member] |  |
Segment Reporting Information [Line Items] |  |
Recall impact on operating income |  | $ 60

X
- Definition Loss Contingency, Number Of Cases + References No definition available. + Details
Name: | mo_LossContingencyNumberOfCases
Namespace Prefix: | mo_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Reflects the amount charged against earnings comprised of the costs to announce and effect a recall of defective merchandise. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 225 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=63488584&loc=d3e20235-122688 + Details
Name: | us-gaap_InventoryRecallExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount charged against operating income increasing loss contingency liability, after adjustments to reduce previously estimated charges. + 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=82911808&loc=d3e14326-108349 + Details
Name: | us-gaap_LossContingencyAccrualProvision
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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_SegmentReportingInformationLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=mo_SmokeableProductsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LitigationCaseAxis=mo_EngleProgenyCasesMember
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: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=us-gaap_SellingGeneralAndAdministrativeExpensesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_IncomeStatementLocationAxis=mo_InterestAndOtherDebtExpenseNetMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=mo_SmokelessProductsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |