XML 131 R74.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Other (Income)/Deductions - Net - Footnotes - Commitments and Contingencies (Details) - Pending Litigation [Member] - USD ($) $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Nov. 30, 2017 | Dec. 31, 2017 | Dec. 31, 2016
Patent Matter [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Litigation settlement expense |  | $ 79 |
Celebrex [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Litigation settlement expense |  | $ 94 |
Litigation settlement, amount awarded to other party | $ 94 |  |
Celebrex and Bextra [Member] | Product Safety Misrepresentation [Member] |  |  |
Loss Contingencies [Line Items] |  |  |
Litigation settlement, amount awarded to other party |  |  | $ 486

X
- Definition Amount awarded to other party in judgment or settlement of litigation. + References No definition available. + Details
Name: | us-gaap_LitigationSettlementAmountAwardedToOtherParty
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount of litigation expense, including but not limited to legal, forensic, accounting, and investigative fees. + References No definition available. + Details
Name: | us-gaap_LitigationSettlementExpense
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_LossContingenciesLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Details
Name: | us-gaap_LitigationStatusAxis=us-gaap_PendingLitigationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LossContingenciesByNatureOfContingencyAxis=pfe_PatentMatterMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=pfe_CelebrexMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ProductOrServiceAxis=pfe_CelebrexandBextraMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_LossContingenciesByNatureOfContingencyAxis=pfe_ProductSafetyMisrepresentationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |