1.0.0.3 true Consolidated Statements of Shareholders' Equity (USD $) In Millions, except Share data false 1 $ true false false false PREFERRED STOCK us-gaap_StatementEquityComponentsAxis xbrldi http://xbrl.org/2006/xbrldi us-gaap_PreferredStockMember us-gaap_StatementEquityComponentsAxis explicitMember Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 2 $ true false false false COMMON STOCK us-gaap_StatementEquityComponentsAxis xbrldi http://xbrl.org/2006/xbrldi us-gaap_CommonStockMember us-gaap_StatementEquityComponentsAxis explicitMember Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 3 $ true false false false ADD'L PAID-IN CAPITAL us-gaap_StatementEquityComponentsAxis xbrldi http://xbrl.org/2006/xbrldi us-gaap_AdditionalPaidInCapitalMember us-gaap_StatementEquityComponentsAxis explicitMember USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 4 $ true false false false EMPLOYEE BENEFIT TRUSTS us-gaap_StatementEquityComponentsAxis xbrldi http://xbrl.org/2006/xbrldi us-gaap_TrustForBenefitOfEmployeesMember us-gaap_StatementEquityComponentsAxis explicitMember Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 5 $ true false false false TREASURY STOCK us-gaap_StatementEquityComponentsAxis xbrldi http://xbrl.org/2006/xbrldi us-gaap_TreasuryStockMember us-gaap_StatementEquityComponentsAxis explicitMember Shares Standard http://www.xbrl.org/2003/instance shares xbrli 0 USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 6 $ true false false false RETAINED EARNINGS us-gaap_StatementEquityComponentsAxis xbrldi http://xbrl.org/2006/xbrldi us-gaap_RetainedEarningsMember us-gaap_StatementEquityComponentsAxis explicitMember USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 7 $ true false false false ACCUM. OTHER COMP. INC./(EXP.) us-gaap_StatementEquityComponentsAxis xbrldi http://xbrl.org/2006/xbrldi us-gaap_AccumulatedOtherComprehensiveIncomeMember us-gaap_StatementEquityComponentsAxis explicitMember USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 8 $ true false false false SHAREHOLDERS' EQUITY us-gaap_StatementEquityComponentsAxis xbrldi http://xbrl.org/2006/xbrldi us-gaap_ParentMember us-gaap_StatementEquityComponentsAxis explicitMember USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 9 $ true false false false NON-CONTROLLING INTERESTS us-gaap_StatementEquityComponentsAxis xbrldi http://xbrl.org/2006/xbrldi us-gaap_NoncontrollingInterestMember us-gaap_StatementEquityComponentsAxis explicitMember USD Standard http://www.xbrl.org/2003/iso4217 USD iso4217 0 false 10 $ 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 6 3 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap true credit instant monetary No definition available. false false false true false false true false false 1 true true 141000000 141 true false 2 true true 441000000 441 true false 3 true true 69104000000 69104 true false 4 true true -788000000 -788 true false 5 true true -46740000000 -46740 true false 6 true true 49669000000 49669 true false 7 true true -469000000 -469 true false 8 true true 71358000000 71358 true false 9 true true 74000000 74 true false 10 true true 71432000000 71432 false false No definition available. No authoritative reference available. false 5 3 us-gaap_SharesIssued us-gaap true na instant shares No definition available. false false false true false false true false false 1 false true 3497 3497.00 true false 2 false true 8819000000 8819000000.00 true false 3 false false 0 0 true false 4 false true -30000000 -30000000.00 true false 5 false true -1695000000 -1695000000.00 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false No definition available. No authoritative reference available. false 7 3 us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterestAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false No definition available. false 8 4 us-gaap_ProfitLoss us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true 8144000000 8144 true false 7 false false 0 0 true false 8 false true 8144000000 8144 true false 9 false true 42000000 42 true false 10 false true 8186000000 8186 false false No definition available. No authoritative reference available. false 9 4 us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease us-gaap true na duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false true 2768000000 2768 true false 8 false true 2768000000 2768 true false 9 false true 6000000 6 true false 10 false true 2774000000 2774 false false No definition available. No authoritative reference available. false 10 4 us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true 10912000000 10912 true false 9 false true 48000000 48 true false 10 false true 10960000000 10960 false false No definition available. No authoritative reference available. true 11 3 us-gaap_CumulativeEffectOfInitialAdoptionOfFIN48 us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true 11000000 11 true false 7 false false 0 0 true false 8 false true 11000000 11 true false 9 false false 0 0 true false 10 false true 11000000 11 false false No definition available. No authoritative reference available. false 14 3 us-gaap_DividendsAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false No definition available. false 15 4 us-gaap_DividendsCommonStockCash us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true -8156000000 -8156 true false 7 false false 0 0 true false 8 false true -8156000000 -8156 true false 9 false false 0 0 true false 10 false true -8156000000 -8156 false false No definition available. No authoritative reference available. false 16 4 us-gaap_DividendsPreferredStockCash us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true -8000000 -8 true false 7 false false 0 0 true false 8 false true -8000000 -8 true false 9 false false 0 0 true false 10 false true -8000000 -8 false false No definition available. No authoritative reference available. false 18 3 us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised us-gaap true na duration shares No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false true 23000000 23000000.00 true false 3 false false 0 0 true false 4 false true 5000000 5000000.00 true false 5 false true 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false No definition available. No authoritative reference available. false 19 3 us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false true 1000000 1 true false 3 false true 738000000 738 true false 4 false true 121000000 121 true false 5 false true -7000000 -7 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true 853000000 853 true false 9 false false 0 0 true false 10 false true 853000000 853 false false No definition available. No authoritative reference available. false 20 3 us-gaap_TreasuryStockSharesAcquired us-gaap true na duration shares No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true -395000000 -395000000.00 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false No definition available. No authoritative reference available. false 21 3 us-gaap_TreasuryStockValueAcquiredCostMethod us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true -9994000000 -9994 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true -9994000000 -9994 true false 9 false false 0 0 true false 10 false true -9994000000 -9994 false false No definition available. No authoritative reference available. false 22 3 pfe_StockIssuedDuringPeriodSharesEmployeeBenefitTrustNet pfe false na duration shares Number of shares issued during the period related to the Employee benefit trust. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false true 1000000 1000000.00 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false Number of shares issued during the period related to the Employee benefit trust. No authoritative reference available. false 23 3 pfe_StockIssuedDuringPeriodValueEmployeeBenefitTrustNet pfe false credit duration monetary Aggregate value of stock issued during the period related to the Employee benefit trust. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false true -49000000 -49 true false 4 false true 117000000 117 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true 68000000 68 true false 9 false false 0 0 true false 10 false true 68000000 68 false false Aggregate value of stock issued during the period related to the Employee benefit trust. No authoritative reference available. false 24 3 pfe_PreferredStockConversionsAndRedemptionsShares pfe false na duration shares Number of preferred stock shares issued during the period related to conversions and redemptions. false false false false false false false false false 1 false true -1195 -1195.00 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true 1000000 1000000.00 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false Number of preferred stock shares issued during the period related to conversions and redemptions. No authoritative reference available. false 25 3 pfe_PreferredStockConversionsAndRedemptionsValue pfe false credit duration monetary Aggregate value of preferred stock issued during the period related to conversions and redemptions. false false false false false false false false false 1 false true -48000000 -48 true false 2 false false 0 0 true false 3 false true -25000000 -25 true false 4 false false 0 0 true false 5 false true 5000000 5 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true -68000000 -68 true false 9 false false 0 0 true false 10 false true -68000000 -68 false false Aggregate value of preferred stock issued during the period related to conversions and redemptions. No authoritative reference available. false 27 3 pfe_StockholdersEquityOtherShares pfe false na duration shares This element represents share movements included in the statement of changes in stockholders' equity which are not separately... false false false false false false false false false 1 false false 0 0 true false 2 false true 8000000 8000000.00 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false This element represents share movements included in the statement of changes in stockholders' equity which are not separately disclosed or provided for elsewhere in the taxonomy. No authoritative reference available. false 28 3 us-gaap_StockholdersEquityOther us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false true 0 0 true false 3 false true 145000000 145 true false 4 false false 0 0 true false 5 false true -111000000 -111 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true 34000000 34 true false 9 false true -8000000 -8 true false 10 false true 26000000 26 false false No definition available. No authoritative reference available. false 29 3 us-gaap_SharesIssued us-gaap true na instant shares No definition available. false false false true false false false true false 1 false true 2302 2302.00 true false 2 false true 8850000000 8850000000.00 true false 3 false false 0 0 true false 4 false true -24000000 -24000000.00 true false 5 false true -2089000000 -2089000000.00 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false No definition available. No authoritative reference available. false 30 3 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap true credit instant monetary No definition available. false false false true false false false true false 1 false true 93000000 93 true false 2 false true 442000000 442 true false 3 false true 69913000000 69913 true false 4 false true -550000000 -550 true false 5 false true -56847000000 -56847 true false 6 false true 49660000000 49660 true false 7 false true 2299000000 2299 true false 8 false true 65010000000 65010 true false 9 false true 114000000 114 true false 10 false true 65124000000 65124 false false No definition available. No authoritative reference available. false 7 3 us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterestAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false No definition available. false 8 4 us-gaap_ProfitLoss us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true 8104000000 8104 true false 7 false false 0 0 true false 8 false true 8104000000 8104 true false 9 false true 23000000 23 true false 10 false true 8127000000 8127 false false No definition available. No authoritative reference available. false 9 4 us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease us-gaap true na duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false true -6868000000 -6868 true false 8 false true -6868000000 -6868 true false 9 false true 35000000 35 true false 10 false true -6833000000 -6833 false false No definition available. No authoritative reference available. false 10 4 us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true 1236000000 1236 true false 9 false true 58000000 58 true false 10 false true 1294000000 1294 false false No definition available. No authoritative reference available. true 14 3 us-gaap_DividendsAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false No definition available. false 15 4 us-gaap_DividendsCommonStockCash us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true -8617000000 -8617 true false 7 false false 0 0 true false 8 false true -8617000000 -8617 true false 9 false false 0 0 true false 10 false true -8617000000 -8617 false false No definition available. No authoritative reference available. false 16 4 us-gaap_DividendsPreferredStockCash us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true -5000000 -5 true false 7 false false 0 0 true false 8 false true -5000000 -5 true false 9 false false 0 0 true false 10 false true -5000000 -5 false false No definition available. No authoritative reference available. false 18 3 us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised us-gaap true na duration shares No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false true 1000000 1000000.00 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false No definition available. No authoritative reference available. false 19 3 us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false true 207000000 207 true false 4 false true 32000000 32 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true 239000000 239 true false 9 false false 0 0 true false 10 false true 239000000 239 false false No definition available. No authoritative reference available. false 20 3 us-gaap_TreasuryStockSharesAcquired us-gaap true na duration shares No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true -26000000 -26000000.00 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false No definition available. No authoritative reference available. false 21 3 us-gaap_TreasuryStockValueAcquiredCostMethod us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true -500000000 -500 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true -500000000 -500 true false 9 false false 0 0 true false 10 false true -500000000 -500 false false No definition available. No authoritative reference available. false 22 3 pfe_StockIssuedDuringPeriodSharesEmployeeBenefitTrustNet pfe false na duration shares Number of shares issued during the period related to the Employee benefit trust. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false true -1000000 -1000000.00 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false Number of shares issued during the period related to the Employee benefit trust. No authoritative reference available. false 23 3 pfe_StockIssuedDuringPeriodValueEmployeeBenefitTrustNet pfe false credit duration monetary Aggregate value of stock issued during the period related to the Employee benefit trust. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false true -113000000 -113 true false 4 false true 93000000 93 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true -20000000 -20 true false 9 false false 0 0 true false 10 false true -20000000 -20 false false Aggregate value of stock issued during the period related to the Employee benefit trust. No authoritative reference available. false 24 3 pfe_PreferredStockConversionsAndRedemptionsShares pfe false na duration shares Number of preferred stock shares issued during the period related to conversions and redemptions. false false false false false false false false false 1 false true -498 -498.00 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false Number of preferred stock shares issued during the period related to conversions and redemptions. No authoritative reference available. false 25 3 pfe_PreferredStockConversionsAndRedemptionsValue pfe false credit duration monetary Aggregate value of preferred stock issued during the period related to conversions and redemptions. false false false false false false false false false 1 false true -20000000 -20 true false 2 false false 0 0 true false 3 false true -7000000 -7 true false 4 false false 0 0 true false 5 false true 2000000 2 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true -25000000 -25 true false 9 false false 0 0 true false 10 false true -25000000 -25 false false Aggregate value of preferred stock issued during the period related to conversions and redemptions. No authoritative reference available. false 27 3 pfe_StockholdersEquityOtherShares pfe false na duration shares This element represents share movements included in the statement of changes in stockholders' equity which are not separately... false false false false false false false false false 1 false false 0 0 true false 2 false true 13000000 13000000.00 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true -2000000 -2000000.00 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false This element represents share movements included in the statement of changes in stockholders' equity which are not separately disclosed or provided for elsewhere in the taxonomy. No authoritative reference available. false 28 3 us-gaap_StockholdersEquityOther us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false true 1000000 1 true false 3 false true 283000000 283 true false 4 false false 0 0 true false 5 false true -46000000 -46 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true 238000000 238 true false 9 false true 12000000 12 true false 10 false true 250000000 250 false false No definition available. No authoritative reference available. false 29 3 us-gaap_SharesIssued us-gaap true na instant shares No definition available. false false false true false false false true false 1 false true 1804 1804.00 true false 2 false true 8863000000 8863000000.00 true false 3 false false 0 0 true false 4 false true -24000000 -24000000.00 true false 5 false true -2117000000 -2117000000.00 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false No definition available. No authoritative reference available. false 30 3 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap true credit instant monetary No definition available. false false false true false false false true false 1 false true 73000000 73 true false 2 false true 443000000 443 true false 3 false true 70283000000 70283 true false 4 false true -425000000 -425 true false 5 false true -57391000000 -57391 true false 6 false true 49142000000 49142 true false 7 false true -4569000000 -4569 true false 8 false true 57556000000 57556 true false 9 false true 184000000 184 true false 10 false true 57740000000 57740 false false No definition available. No authoritative reference available. false 7 3 us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterestAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false No definition available. false 8 4 us-gaap_ProfitLoss us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true 8635000000 8635 true false 7 false false 0 0 true false 8 false true 8635000000 8635 true false 9 false true 9000000 9 true false 10 false true 8644000000 8644 false false No definition available. No authoritative reference available. false 9 4 us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecrease us-gaap true na duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false true 5121000000 5121 true false 8 false true 5121000000 5121 true false 9 false true 5000000 5 true false 10 false true 5126000000 5126 false false No definition available. No authoritative reference available. false 10 4 us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true 13756000000 13756 true false 9 false true 14000000 14 true false 10 false true 13770000000 13770 false false No definition available. No authoritative reference available. true 12 3 us-gaap_StockIssuedDuringPeriodSharesAcquisitions us-gaap true na duration shares No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true 1319000000 1319000000.00 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false No definition available. No authoritative reference available. false 13 3 us-gaap_StockIssuedDuringPeriodValueAcquisitions us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true 35733000000 35733 true false 6 false true -12430000000 -12430 true false 7 false false 0 0 true false 8 false true 23303000000 23303 true false 9 false true 330000000 330 true false 10 false true 23633000000 23633 false false No definition available. No authoritative reference available. false 14 3 us-gaap_DividendsAbstract us-gaap true na duration string No definition available. false false false false false true false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false No definition available. false 15 4 us-gaap_DividendsCommonStockCash us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true -4916000000 -4916 true false 7 false false 0 0 true false 8 false true -4916000000 -4916 true false 9 false false 0 0 true false 10 false true -4916000000 -4916 false false No definition available. No authoritative reference available. false 16 4 us-gaap_DividendsPreferredStockCash us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false true -5000000 -5 true false 7 false false 0 0 true false 8 false true -5000000 -5 true false 9 false false 0 0 true false 10 false true -5000000 -5 false false No definition available. No authoritative reference available. false 17 4 us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true 0 0 true false 9 false true -5000000 -5 true false 10 false true -5000000 -5 false false No definition available. No authoritative reference available. false 18 3 us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised us-gaap true na duration shares No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false true 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false No definition available. No authoritative reference available. false 19 3 us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised us-gaap true credit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false true 130000000 130 true false 4 false true 9000000 9 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true 139000000 139 true false 9 false false 0 0 true false 10 false true 139000000 139 false false No definition available. No authoritative reference available. false 20 3 us-gaap_TreasuryStockSharesAcquired us-gaap true na duration shares No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false true 6000000 6000000.00 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false No definition available. No authoritative reference available. false 21 3 us-gaap_TreasuryStockValueAcquiredCostMethod us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false true 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true 0 0 true false 9 false false 0 0 true false 10 false true 0 0 false false No definition available. No authoritative reference available. false 22 3 pfe_StockIssuedDuringPeriodSharesEmployeeBenefitTrustNet pfe false na duration shares Number of shares issued during the period related to the Employee benefit trust. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false true 7000000 7000000.00 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false Number of shares issued during the period related to the Employee benefit trust. No authoritative reference available. false 23 3 pfe_StockIssuedDuringPeriodValueEmployeeBenefitTrustNet pfe false credit duration monetary Aggregate value of stock issued during the period related to the Employee benefit trust. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false true -61000000 -61 true false 4 false true 111000000 111 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true 50000000 50 true false 9 false false 0 0 true false 10 false true 50000000 50 false false Aggregate value of stock issued during the period related to the Employee benefit trust. No authoritative reference available. false 24 3 pfe_PreferredStockConversionsAndRedemptionsShares pfe false na duration shares Number of preferred stock shares issued during the period related to conversions and redemptions. false false false false false false false false false 1 false true -293 -293.00 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false false 0 0 true false 5 false true 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false Number of preferred stock shares issued during the period related to conversions and redemptions. No authoritative reference available. false 25 3 pfe_PreferredStockConversionsAndRedemptionsValue pfe false credit duration monetary Aggregate value of preferred stock issued during the period related to conversions and redemptions. false false false false false false false false false 1 false true -12000000 -12 true false 2 false false 0 0 true false 3 false true -1000000 -1 true false 4 false false 0 0 true false 5 false true 3000000 3 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true -10000000 -10 true false 9 false false 0 0 true false 10 false true -10000000 -10 false false Aggregate value of preferred stock issued during the period related to conversions and redemptions. No authoritative reference available. false 26 3 us-gaap_MinorityInterestDecreaseFromRedemptions us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false true -66000000 -66 true false 4 false false 0 0 true false 5 false false 0 0 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true -66000000 -66 true false 9 false true -102000000 -102 true false 10 false true -168000000 -168 false false No definition available. No authoritative reference available. false 27 3 pfe_StockholdersEquityOtherShares pfe false na duration shares This element represents share movements included in the statement of changes in stockholders' equity which are not separately... false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false false 0 0 true false 4 false true -2000000 -2000000.00 true false 5 false true -1000000 -1000000.00 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false This element represents share movements included in the statement of changes in stockholders' equity which are not separately disclosed or provided for elsewhere in the taxonomy. No authoritative reference available. false 28 3 us-gaap_StockholdersEquityOther us-gaap true debit duration monetary No definition available. false false false false false false false false false 1 false false 0 0 true false 2 false false 0 0 true false 3 false true 212000000 212 true false 4 false true -28000000 -28 true false 5 false true 23000000 23 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false true 207000000 207 true false 9 false true 11000000 11 true false 10 false true 218000000 218 false false No definition available. No authoritative reference available. false 29 3 us-gaap_SharesIssued us-gaap true na instant shares No definition available. false false false true false false false true false 1 false true 1511 1511.00 true false 2 false true 8869000000 8869000000.00 true false 3 false false 0 0 true false 4 false true -19000000 -19000000.00 true false 5 false true -799000000 -799000000.00 true false 6 false false 0 0 true false 7 false false 0 0 true false 8 false false 0 0 true false 9 false false 0 0 true false 10 false false 0 0 false false No definition available. No authoritative reference available. false 30 3 us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap true credit instant monetary No definition available. false false false true false false false true false 1 true true 61000000 61 true false 2 true true 443000000 443 true false 3 true true 70497000000 70497 true false 4 true true -333000000 -333 true false 5 true true -21632000000 -21632 true false 6 true true 40426000000 40426 true false 7 true true 552000000 552 true false 8 true true 90014000000 90014 true false 9 true true 432000000 432 true false 10 true true 90446000000 90446 false false No definition available. No authoritative reference available. false false 10 64 false Millions NoRounding UnKnown false true