2.0.0.10 false Entity Information (USD $) 000020 - Document - Entity Information true false In Billions, except Share data false false 1 usd $ false false Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 USDperShare Divide http://www.xbrl.org/2003/iso4217 USD iso4217 http://www.xbrl.org/2003/instance shares xbrli 0 false 2 usd $ false false Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 false 3 usd $ false false USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 4 2 dei_EntityInformationLineItems dei false na duration string No definition available. false false false false false true false false false false false false 1 false false false false 0 0 false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 false false false 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. false 5 3 dei_EntityRegistrantName dei false na duration normalizedstring No definition available. false false false false false false false false false false false false 1 false false false false 0 0 PFIZER INC PFIZER INC false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 false false false The exact name of the entity filing the report as specified in its charter, which is required by forms filed with the SEC. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation 12B -Number 240 -Section 12b -Subsection 1 false 6 3 dei_EntityCentralIndexKey dei false na duration na No definition available. false false false false false false false false false false false false 1 false false false false 0 0 0000078003 0000078003 false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 false false false A unique 10-digit SEC-issued value to identify entities that have filed disclosures with the SEC. It is commonly abbreviated as CIK. Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation 12B -Number 240 -Section 12b -Subsection 1 false 7 3 dei_CurrentFiscalYearEndDate dei false na duration monthday No definition available. false false false false false false false false false false false false 1 false false false false 0 0 --12-31 --12-31 false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 false false false End date of current fiscal year in the format --MM-DD. No authoritative reference available. false 8 3 dei_EntityWellKnownSeasonedIssuer dei false na duration na No definition available. false false false false false false false false false false false false 1 false false false false 0 0 Yes Yes false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 false false false Indicate "Yes" or "No" if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act. Is used on Form Type: 10-K, 10-Q, 8-K, 20-F, 6-K, 10-K/A, 10-Q/A, 20-F/A, 6-K/A, N-CSR, N-Q, N-1A. No authoritative reference available. false 9 3 dei_EntityVoluntaryFilers dei false na duration na No definition available. false false false false false false false false false false false false 1 false false false false 0 0 No No false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 false false false Indicate "Yes" or "No" if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act. No authoritative reference available. false 10 3 dei_EntityCurrentReportingStatus dei false na duration na No definition available. false false false false false false false false false false false false 1 false false false false 0 0 Yes Yes false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 false false false Indicate "Yes" or "No" whether registrants (1) have filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that registrants were required to file such reports), and (2) have been subject to such filing requirements for the past 90 days. This information should be based on the registrant's current or most recent filing containing the related disclosure. No authoritative reference available. false 11 3 dei_EntityFilerCategory dei false na duration na No definition available. false false false false false false false false false false false false 1 false false false false 0 0 Large Accelerated Filer Large Accelerated Filer false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 false false false Indicate whether the registrant is one of the following: (1) Large Accelerated Filer, (2) Accelerated Filer, (3) Non-accelerated Filer, or (4) Smaller Reporting Company. Definitions of these categories are stated in Rule 12b-2 of the Exchange Act. This information should be based on the registrant's current or most recent filing containing the related disclosure. No authoritative reference available. false 12 3 dei_EntityPublicFloat dei false credit instant monetary No definition available. false false false false false false false false false false false false 1 false false false false 0 0 false false false 2 false false false false 0 0 false false false 3 true true false false 102000000000 102 false false false State aggregate market value of voting and non-voting common equity held by non-affiliates computed by reference to price at which the common equity was last sold, or average bid and asked price of such common equity, as of the last business day of registrant's most recently completed second fiscal quarter. The public float should be reported on the cover page of the registrants form 10K. No authoritative reference available. false 14 2 dei_EntityListingsLineItems dei false na duration string No definition available. false false false false false true false false false false false false 1 false false false false 0 0 false false false 2 false false false false 0 0 false false false 3 false false false false 0 0 false false false 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. false 15 3 dei_EntityCommonStockSharesOutstanding dei false na instant shares No definition available. false false false false false false false false false false false false 1 false false false false 0 0 false false false 2 false true false false 8066133809 8066133809.00 false false false 3 false false false false 0 0 false false false Indicate number of shares outstanding of each of registrant's classes of common stock, as of latest practicable date. Where multiple classes exist define each class by adding class of stock items such as Common Class A [Member], Common Class B [Member] onto the Instrument [Domain] of the Entity Listings, Instrument No authoritative reference available. false false 3 11 false Billions NoRounding UnKnown false true