25000000false--12-31FY20190000014272BRISTOL MYERS SQUIBB COfalse0.10.145000000004500000000220000000029000000000.680.03200.0220.0410.026120000000120000000120000000120000000120000000120000000120000000120000000120000000200000000200000000P10Y0M0DP15Y0M0DP15Y0M0DP3Y0M0DP5Y0M0DP3Y0M0D1000000001000000001000000001000000001000000002000000005050111000000010000000359035683590356800000P3YP4YP3Y576000000672000000 0000014272 2019-01-01 2019-12-31 0000014272 bmy:PfizerMember us-gaap:CollaborativeArrangementMember 2019-01-01 2019-12-31 0000014272 bmy:OtsukaMember us-gaap:CollaborativeArrangementMember 2019-01-01 2019-12-31 0000014272 bmy:OnoMember us-gaap:CollaborativeArrangementMember 2019-01-01 2019-12-31 0000014272 bmy:BristolMyersSquibbContingentValueRightsMember 2019-01-01 2019-12-31 0000014272 bmy:A1.000Notesdue2025Member 2019-01-01 2019-12-31 0000014272 bmy:CelgeneContingentValueRightsMember 2019-01-01 2019-12-31 0000014272 bmy:CommonStock0.10ParValueMember 2019-01-01 2019-12-31 0000014272 bmy:A1.750Notesdue2035Member 2019-01-01 2019-12-31 0000014272 2019-06-30 0000014272 2020-02-03 0000014272 2017-01-01 2017-12-31 0000014272 2018-01-01 2018-12-31 0000014272 bmy:AllianceandotherrevenuesMember 2017-01-01 2017-12-31 0000014272 bmy:NetproductsalesMember 2017-01-01 2017-12-31 0000014272 bmy:AllianceandotherrevenuesMember 2018-01-01 2018-12-31 0000014272 bmy:NetproductsalesMember 2019-01-01 2019-12-31 0000014272 bmy:AllianceandotherrevenuesMember 2019-01-01 2019-12-31 0000014272 bmy:NetproductsalesMember 2018-01-01 2018-12-31 0000014272 2018-12-31 0000014272 2019-12-31 0000014272 2016-12-31 0000014272 2017-12-31 0000014272 srt:MinimumMember us-gaap:BuildingMember 2019-01-01 2019-12-31 0000014272 srt:MaximumMember us-gaap:BuildingMember 2019-01-01 2019-12-31 0000014272 srt:MinimumMember us-gaap:MachineryAndEquipmentMember 2019-01-01 2019-12-31 0000014272 srt:MaximumMember us-gaap:MachineryAndEquipmentMember 2019-01-01 2019-12-31 0000014272 bmy:AmerisorceBergenMember 2019-01-01 2019-12-31 0000014272 bmy:MckessonCorporationMember 2018-01-01 2018-12-31 0000014272 bmy:CardinalHealthIncMember 2017-01-01 2017-12-31 0000014272 bmy:AmerisorceBergenMember 2018-01-01 2018-12-31 0000014272 bmy:MckessonCorporationMember 2017-01-01 2017-12-31 0000014272 bmy:MckessonCorporationMember 2019-01-01 2019-12-31 0000014272 bmy:AmerisorceBergenMember 2017-01-01 2017-12-31 0000014272 bmy:CardinalHealthIncMember 2018-01-01 2018-12-31 0000014272 bmy:CardinalHealthIncMember 2019-01-01 2019-12-31 0000014272 bmy:ChargebacksandcashdiscountsMember 2017-01-01 2017-12-31 0000014272 bmy:OtherrebatesreturnsdiscountsandadjustmentsMember 2017-01-01 2017-12-31 0000014272 bmy:OtherrebatesreturnsdiscountsandadjustmentsMember 2018-01-01 2018-12-31 0000014272 bmy:ChargebacksandcashdiscountsMember 2019-01-01 2019-12-31 0000014272 bmy:MedicaidandMedicarerebatesMember 2017-01-01 2017-12-31 0000014272 bmy:MedicaidandMedicarerebatesMember 2019-01-01 2019-12-31 0000014272 bmy:SalesRevenueGrossMember 2017-01-01 2017-12-31 0000014272 bmy:SalesRevenueGrossMember 2019-01-01 2019-12-31 0000014272 bmy:MedicaidandMedicarerebatesMember 2018-01-01 2018-12-31 0000014272 bmy:SalesRevenueGrossMember 2018-01-01 2018-12-31 0000014272 bmy:OtherrebatesreturnsdiscountsandadjustmentsMember 2019-01-01 2019-12-31 0000014272 bmy:ChargebacksandcashdiscountsMember 2018-01-01 2018-12-31 0000014272 us-gaap:CollaborativeArrangementMember us-gaap:CollaborativeArrangementMember 2019-01-01 2019-12-31 0000014272 us-gaap:CollaborativeArrangementMember us-gaap:CollaborativeArrangementMember 2018-01-01 2018-12-31 0000014272 us-gaap:CollaborativeArrangementMember us-gaap:CollaborativeArrangementMember 2017-01-01 2017-12-31 0000014272 bmy:OtherrevenuesMember 2018-01-01 2018-12-31 0000014272 bmy:OtherrevenuesMember 2019-01-01 2019-12-31 0000014272 bmy:OtherrevenuesMember 2017-01-01 2017-12-31 0000014272 bmy:OtherRegionMember 2019-01-01 2019-12-31 0000014272 bmy:OpdivoMember 2018-01-01 2018-12-31 0000014272 bmy:YervoyMember 2019-01-01 2019-12-31 0000014272 country:US 2019-01-01 2019-12-31 0000014272 bmy:AbraxaneMember 2018-01-01 2018-12-31 0000014272 bmy:PomalystImnovidMember 2018-01-01 2018-12-31 0000014272 bmy:SprycelMember 2018-01-01 2018-12-31 0000014272 bmy:MatureProductsAndAllOtherMember 2018-01-01 2018-12-31 0000014272 bmy:MatureProductsAndAllOtherMember 2017-01-01 2017-12-31 0000014272 bmy:InrebicMember 2017-01-01 2017-12-31 0000014272 country:US 2018-01-01 2018-12-31 0000014272 bmy:OpdivoMember 2019-01-01 2019-12-31 0000014272 bmy:OpdivoMember 2017-01-01 2017-12-31 0000014272 bmy:RevlimidMember 2018-01-01 2018-12-31 0000014272 bmy:BaracludeMember 2017-01-01 2017-12-31 0000014272 bmy:EliquisMember 2017-01-01 2017-12-31 0000014272 bmy:VidazaMember 2018-01-01 2018-12-31 0000014272 bmy:OrenciaMember 2018-01-01 2018-12-31 0000014272 bmy:OrenciaMember 2017-01-01 2017-12-31 0000014272 bmy:MatureProductsAndAllOtherMember 2019-01-01 2019-12-31 0000014272 bmy:OtherRegionMember 2017-01-01 2017-12-31 0000014272 bmy:EliquisMember 2019-01-01 2019-12-31 0000014272 bmy:OrenciaMember 2019-01-01 2019-12-31 0000014272 us-gaap:EuropeanUnionMember 2019-01-01 2019-12-31 0000014272 bmy:RestOfWorldMember 2017-01-01 2017-12-31 0000014272 bmy:PomalystImnovidMember 2017-01-01 2017-12-31 0000014272 country:US 2017-01-01 2017-12-31 0000014272 bmy:VidazaMember 2017-01-01 2017-12-31 0000014272 bmy:OtherRegionMember 2018-01-01 2018-12-31 0000014272 bmy:InrebicMember 2018-01-01 2018-12-31 0000014272 bmy:RevlimidMember 2019-01-01 2019-12-31 0000014272 bmy:BaracludeMember 2019-01-01 2019-12-31 0000014272 bmy:RestOfWorldMember 2019-01-01 2019-12-31 0000014272 bmy:PomalystImnovidMember 2019-01-01 2019-12-31 0000014272 bmy:EmplicitiMember 2019-01-01 2019-12-31 0000014272 bmy:VidazaMember 2019-01-01 2019-12-31 0000014272 bmy:EmplicitiMember 2018-01-01 2018-12-31 0000014272 bmy:AbraxaneMember 2019-01-01 2019-12-31 0000014272 bmy:YervoyMember 2018-01-01 2018-12-31 0000014272 bmy:EmplicitiMember 2017-01-01 2017-12-31 0000014272 bmy:SprycelMember 2017-01-01 2017-12-31 0000014272 us-gaap:EuropeanUnionMember 2018-01-01 2018-12-31 0000014272 bmy:SprycelMember 2019-01-01 2019-12-31 0000014272 bmy:BaracludeMember 2018-01-01 2018-12-31 0000014272 bmy:AbraxaneMember 2017-01-01 2017-12-31 0000014272 bmy:YervoyMember 2017-01-01 2017-12-31 0000014272 bmy:InrebicMember 2019-01-01 2019-12-31 0000014272 bmy:RestOfWorldMember 2018-01-01 2018-12-31 0000014272 bmy:EliquisMember 2018-01-01 2018-12-31 0000014272 bmy:RevlimidMember 2017-01-01 2017-12-31 0000014272 us-gaap:EuropeanUnionMember 2017-01-01 2017-12-31 0000014272 bmy:PfizerMember us-gaap:CollaborativeArrangementMember 2017-01-01 2017-12-31 0000014272 bmy:PfizerMember us-gaap:CollaborativeArrangementMember 2018-01-01 2018-12-31 0000014272 bmy:PfizerMember bmy:NetproductsalesMember us-gaap:CollaborativeArrangementMember 2018-01-01 2018-12-31 0000014272 bmy:PfizerMember bmy:NetproductsalesMember us-gaap:CollaborativeArrangementMember 2019-01-01 2019-12-31 0000014272 bmy:PfizerMember us-gaap:CollaborativeArrangementMember us-gaap:CollaborativeArrangementMember 2018-01-01 2018-12-31 0000014272 bmy:PfizerMember bmy:NetproductsalesMember us-gaap:CollaborativeArrangementMember 2017-01-01 2017-12-31 0000014272 bmy:PfizerMember us-gaap:CollaborativeArrangementMember us-gaap:CollaborativeArrangementMember 2019-01-01 2019-12-31 0000014272 bmy:PfizerMember us-gaap:CollaborativeArrangementMember us-gaap:CollaborativeArrangementMember 2017-01-01 2017-12-31 0000014272 bmy:OtsukaMember us-gaap:CollaborativeArrangementMember 2018-01-01 2018-12-31 0000014272 bmy:OtsukaMember bmy:NetproductsalesMember us-gaap:CollaborativeArrangementMember 2017-01-01 2017-12-31 0000014272 bmy:OtsukaMember bmy:NetproductsalesMember us-gaap:CollaborativeArrangementMember 2019-01-01 2019-12-31 0000014272 bmy:OtsukaMember bmy:NetproductsalesMember us-gaap:CollaborativeArrangementMember 2018-01-01 2018-12-31 0000014272 bmy:OtsukaMember us-gaap:CollaborativeArrangementMember 2017-01-01 2017-12-31 0000014272 us-gaap:CollaborativeArrangementMember 2017-01-01 2017-12-31 0000014272 us-gaap:CollaborativeArrangementMember 2019-01-01 2019-12-31 0000014272 us-gaap:CollaborativeArrangementMember 2018-01-01 2018-12-31 0000014272 bmy:NetproductsalesMember us-gaap:CollaborativeArrangementMember 2017-01-01 2017-12-31 0000014272 bmy:NetproductsalesMember us-gaap:CollaborativeArrangementMember 2018-01-01 2018-12-31 0000014272 bmy:NetproductsalesMember us-gaap:CollaborativeArrangementMember 2019-01-01 2019-12-31 0000014272 bmy:PfizerMember 2019-12-31 0000014272 bmy:PfizerMember 2018-12-31 0000014272 bmy:OnoMember bmy:NetproductsalesMember us-gaap:CollaborativeArrangementMember 2018-01-01 2018-12-31 0000014272 bmy:OnoMember us-gaap:CollaborativeArrangementMember 2017-01-01 2017-12-31 0000014272 bmy:OnoMember bmy:NetproductsalesMember us-gaap:CollaborativeArrangementMember 2019-01-01 2019-12-31 0000014272 bmy:OnoMember us-gaap:CollaborativeArrangementMember 2018-01-01 2018-12-31 0000014272 bmy:OnoMember us-gaap:CollaborativeArrangementMember us-gaap:CollaborativeArrangementMember 2017-01-01 2017-12-31 0000014272 bmy:OnoMember bmy:NetproductsalesMember us-gaap:CollaborativeArrangementMember 2017-01-01 2017-12-31 0000014272 bmy:OnoMember us-gaap:CollaborativeArrangementMember us-gaap:CollaborativeArrangementMember 2018-01-01 2018-12-31 0000014272 bmy:OnoMember us-gaap:CollaborativeArrangementMember us-gaap:CollaborativeArrangementMember 2019-01-01 2019-12-31 0000014272 us-gaap:CollaborativeArrangementMember 2018-12-31 0000014272 us-gaap:CollaborativeArrangementMember 2019-12-31 0000014272 bmy:PfizerMember bmy:EliquisMember us-gaap:CollaborativeArrangementMember 2019-12-31 0000014272 bmy:OnoMember srt:NorthAmericaMember us-gaap:CollaborativeArrangementMember 2019-01-01 2019-12-31 0000014272 bmy:OnoMember us-gaap:CollaborativeArrangementMember 2019-12-31 0000014272 bmy:NektarMember us-gaap:CollaborativeArrangementMember 2019-01-01 2019-12-31 0000014272 bmy:NektarMember us-gaap:CollaborativeArrangementMember 2019-12-31 0000014272 bmy:OtsukaMember us-gaap:CollaborativeArrangementMember 2019-12-31 0000014272 bmy:NektarMember us-gaap:CommonStockMember us-gaap:CollaborativeArrangementMember 2019-01-01 2019-12-31 0000014272 bmy:NektarMember us-gaap:CollaborativeArrangementMember 2018-01-01 2018-12-31 0000014272 bmy:OnoMember bmy:RestofWorldExceptJapanSouthKoreaandTaiwanMember us-gaap:CollaborativeArrangementMember 2019-01-01 2019-12-31 0000014272 us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperationsMember 2018-12-31 0000014272 bmy:CelgeneMember 2019-11-20 0000014272 2019-11-20 0000014272 bmy:CelgeneMember 2019-01-01 2019-12-31 0000014272 bmy:OtherdivestituresMember 2017-01-01 2017-12-31 0000014272 bmy:AvaproAvalideAndPlavixMember 2019-01-01 2019-12-31 0000014272 bmy:OtherdivestituresMember 2019-01-01 2019-12-31 0000014272 bmy:ErbituxMember 2017-01-01 2017-12-31 0000014272 bmy:OtherdivestituresMember 2018-01-01 2018-12-31 0000014272 bmy:NotallinclusiveMember 2017-01-01 2017-12-31 0000014272 bmy:UPSAMember 2018-01-01 2018-12-31 0000014272 bmy:UPSAMember 2017-01-01 2017-12-31 0000014272 bmy:OtezlaMember 2019-01-01 2019-12-31 0000014272 bmy:AvaproAvalideAndPlavixMember 2018-01-01 2018-12-31 0000014272 bmy:DiabetesbusinessMember 2018-01-01 2018-12-31 0000014272 us-gaap:ManufacturingFacilityMember 2019-01-01 2019-12-31 0000014272 bmy:InvestigationalHIVbusinessMember 2017-01-01 2017-12-31 0000014272 bmy:ErbituxMember 2019-01-01 2019-12-31 0000014272 bmy:InvestigationalHIVbusinessMember 2018-01-01 2018-12-31 0000014272 bmy:UPSAMember 2019-01-01 2019-12-31 0000014272 bmy:ErbituxMember 2018-01-01 2018-12-31 0000014272 bmy:DiabetesbusinessMember 2019-01-01 2019-12-31 0000014272 bmy:AvaproAvalideAndPlavixMember 2017-01-01 2017-12-31 0000014272 bmy:OtezlaMember 2018-01-01 2018-12-31 0000014272 us-gaap:ManufacturingFacilityMember 2017-01-01 2017-12-31 0000014272 bmy:OtezlaMember 2017-01-01 2017-12-31 0000014272 us-gaap:ManufacturingFacilityMember 2018-01-01 2018-12-31 0000014272 bmy:InvestigationalHIVbusinessMember 2019-01-01 2019-12-31 0000014272 bmy:NotallinclusiveMember 2018-01-01 2018-12-31 0000014272 bmy:DiabetesbusinessMember 2017-01-01 2017-12-31 0000014272 bmy:NotallinclusiveMember 2019-01-01 2019-12-31 0000014272 bmy:IFMMember 2017-12-31 0000014272 bmy:TerritoryCoveringEuropeAndAsiaMember us-gaap:OtherCurrentAssetsMember bmy:AvaproAvalideAndPlavixMember 2018-01-01 2018-12-31 0000014272 bmy:ManufacturingFacilityinSwordsIrelandMember us-gaap:ManufacturingFacilityMember 2017-01-01 2017-12-31 0000014272 srt:NorthAmericaMember bmy:ErbituxMember 2017-01-01 2017-12-31 0000014272 bmy:TerritoryCoveringAmericasAndAustraliaMember bmy:AvaproAvalideAndPlavixMember 2018-01-01 2018-12-31 0000014272 bmy:OtezlaMember 2019-12-31 0000014272 bmy:AmylinRelatedProductsMember bmy:DiabetesbusinessMember 2015-01-01 2015-12-31 0000014272 bmy:SupplyAgreementsMember bmy:DiabetesbusinessMember 2018-01-01 2018-12-31 0000014272 bmy:OnglyzaandFarxigaProductsMember bmy:DiabetesbusinessMember 2019-01-01 2019-12-31 0000014272 bmy:CytomXMember 2019-01-01 2019-12-31 0000014272 bmy:TerritoryCoveringAmericasAndAustraliaMember bmy:AvaproAvalideAndPlavixMember 2017-01-01 2017-12-31 0000014272 bmy:CelgeneMember 2019-01-01 2019-12-31 0000014272 bmy:CardioxylandFlexusMember 2017-12-31 0000014272 bmy:CelgeneMember bmy:OtezlaMember us-gaap:InventoriesMember 2019-11-20 0000014272 bmy:InvestigationalHIVbusinessMember 2019-12-31 0000014272 bmy:OnglyzaandFarxigaProductsMember srt:MaximumMember bmy:DiabetesbusinessMember 2017-01-01 2017-12-31 0000014272 srt:MaximumMember bmy:DiabetesbusinessMember 2019-01-01 2019-12-31 0000014272 bmy:SupplyAgreementsMember bmy:DiabetesbusinessMember 2017-01-01 2017-12-31 0000014272 srt:ScenarioForecastMember bmy:CelgeneMember 2019-11-20 2020-12-31 0000014272 bmy:MaturebrandCheplapharmMember 2018-01-01 2018-12-31 0000014272 bmy:CelgeneMember bmy:OtezlaMember us-gaap:AccruedLiabilitiesMember 2019-11-20 0000014272 bmy:CelgeneMember bmy:OtezlaMember us-gaap:FiniteLivedIntangibleAssetsMember 2019-11-20 0000014272 bmy:CytomXMember 2017-12-31 0000014272 bmy:CormorantMember 2018-12-31 0000014272 bmy:OnglyzaandFarxigaProductsMember bmy:DiabetesbusinessMember 2018-01-01 2018-12-31 0000014272 bmy:IFMMember 2019-12-31 0000014272 bmy:TerritoryCoveringEuropeAndAsiaMember bmy:AvaproAvalideAndPlavixMember 2018-12-31 0000014272 bmy:HalozymeMember 2019-01-01 2019-12-31 0000014272 bmy:OnglyzaandFarxigaProductsMember srt:MinimumMember bmy:DiabetesbusinessMember 2017-01-01 2017-12-31 0000014272 bmy:RocheMember 2017-01-01 2017-12-31 0000014272 country:JP bmy:ErbituxMember 2019-01-01 2019-12-31 0000014272 bmy:InvestigationalHIVbusinessMember 2016-01-01 2016-12-31 0000014272 bmy:AmylinRelatedProductsMember bmy:DiabetesbusinessMember 2017-01-01 2017-12-31 0000014272 srt:NorthAmericaMember bmy:ErbituxMember 2018-01-01 2018-12-31 0000014272 country:JP bmy:ErbituxMember 2017-01-01 2017-12-31 0000014272 bmy:BiogenMember 2019-12-31 0000014272 bmy:FStarMember 2017-01-01 2017-12-31 0000014272 bmy:BiogenMember 2017-01-01 2017-12-31 0000014272 bmy:CelgeneMember bmy:OtezlaMember us-gaap:OtherNoncurrentLiabilitiesMember 2019-11-20 0000014272 bmy:AmylinRelatedProductsMember bmy:DiabetesbusinessMember 2019-01-01 2019-12-31 0000014272 bmy:TerritoryCoveringEuropeAndAsiaMember us-gaap:DeferredRevenueArrangementTypeDomain bmy:AvaproAvalideAndPlavixMember 2018-01-01 2018-12-31 0000014272 bmy:AmylinRelatedProductsMember bmy:DiabetesbusinessMember 2018-01-01 2018-12-31 0000014272 bmy:CytomXMember 2017-01-01 2017-12-31 0000014272 srt:MinimumMember bmy:DiabetesbusinessMember 2019-01-01 2019-12-31 0000014272 bmy:ANAGNIMember us-gaap:ManufacturingFacilityMember 2019-01-01 2019-12-31 0000014272 bmy:IFMMember us-gaap:ResearchMember 2017-12-31 0000014272 bmy:HalozymeMember 2017-01-01 2017-12-31 0000014272 bmy:SupplyAgreementsMember bmy:DiabetesbusinessMember 2019-01-01 2019-12-31 0000014272 bmy:TerritoryCoveringEuropeAndAsiaMember bmy:AvaproAvalideAndPlavixMember 2017-12-31 0000014272 srt:NorthAmericaMember bmy:ErbituxMember 2019-12-31 0000014272 bmy:IFMMember 2018-12-31 0000014272 us-gaap:ResearchAndDevelopmentExpenseMember bmy:CelgeneIntegrationMember 2019-01-01 2019-12-31 0000014272 us-gaap:OtherNonoperatingIncomeExpenseMember bmy:CelgeneIntegrationMember 2019-01-01 2019-12-31 0000014272 bmy:CelgeneIntegrationMember 2019-01-01 2019-12-31 0000014272 bmy:OperatingModel2020Member 2018-12-31 0000014272 bmy:OperatingModel2020Member 2019-12-31 0000014272 bmy:OperatingModel2020Member 2017-01-01 2017-12-31 0000014272 bmy:OperatingModel2020Member 2019-01-01 2019-12-31 0000014272 bmy:OperatingModel2020Member 2018-01-01 2018-12-31 0000014272 bmy:OperatingModel2020Member 2017-01-01 0000014272 bmy:OperatingModel2020Member 2017-12-31 0000014272 bmy:OperatingModel2020Member 2019-01-01 0000014272 bmy:OperatingModel2020Member 2018-01-01 2018-01-01 0000014272 bmy:OperatingModel2020Member 2016-12-31 0000014272 bmy:OperatingModel2020Member 2019-01-01 2019-01-01 0000014272 bmy:OperatingModel2020Member 2018-01-01 0000014272 bmy:OperatingModel2020Member 2017-01-01 2017-01-01 0000014272 srt:MinimumMember bmy:CelgeneIntegrationMember 2019-12-31 0000014272 srt:MaximumMember bmy:CelgeneIntegrationMember 2019-12-31 0000014272 bmy:AcceleratedStockBasedCompensationMember bmy:CelgeneIntegrationMember 2019-01-01 2019-12-31 0000014272 bmy:CelgeneIntegrationMember 2019-12-31 0000014272 srt:MinimumMember bmy:OperatingModel2020Member 2019-12-31 0000014272 srt:MinimumMember bmy:OperatingModel2020Member 2019-01-01 2019-12-31 0000014272 srt:MaximumMember bmy:OperatingModel2020Member 2019-01-01 2019-12-31 0000014272 srt:MaximumMember bmy:OperatingModel2020Member 2019-12-31 0000014272 us-gaap:SellingGeneralAndAdministrativeExpensesMember bmy:OperatingModel2020Member 2017-01-01 2017-12-31 0000014272 us-gaap:ResearchAndDevelopmentExpenseMember bmy:OperatingModel2020Member 2019-01-01 2019-12-31 0000014272 us-gaap:CostOfSalesMember bmy:OperatingModel2020Member 2017-01-01 2017-12-31 0000014272 us-gaap:SellingGeneralAndAdministrativeExpensesMember bmy:OperatingModel2020Member 2018-01-01 2018-12-31 0000014272 us-gaap:OtherNonoperatingIncomeExpenseMember bmy:OperatingModel2020Member 2019-01-01 2019-12-31 0000014272 us-gaap:CostOfSalesMember bmy:OperatingModel2020Member 2019-01-01 2019-12-31 0000014272 us-gaap:OtherNonoperatingIncomeExpenseMember bmy:OperatingModel2020Member 2017-01-01 2017-12-31 0000014272 us-gaap:SellingGeneralAndAdministrativeExpensesMember bmy:OperatingModel2020Member 2019-01-01 2019-12-31 0000014272 us-gaap:CostOfSalesMember bmy:OperatingModel2020Member 2018-01-01 2018-12-31 0000014272 us-gaap:ResearchAndDevelopmentExpenseMember bmy:OperatingModel2020Member 2017-01-01 2017-12-31 0000014272 us-gaap:ResearchAndDevelopmentExpenseMember bmy:OperatingModel2020Member 2018-01-01 2018-12-31 0000014272 us-gaap:OtherNonoperatingIncomeExpenseMember bmy:OperatingModel2020Member 2018-01-01 2018-12-31 0000014272 bmy:CelgeneIntegrationMember 2018-12-31 0000014272 bmy:ForeignNetOperatingLossAndTaxCreditCarryforwardsMember 2019-12-31 0000014272 bmy:StateNetOperatingLossAndTaxCreditCarryforwardsMember 2019-12-31 0000014272 srt:MaximumMember 2019-12-31 0000014272 us-gaap:DomesticCountryMember 2019-12-31 0000014272 srt:MinimumMember 2019-12-31 0000014272 us-gaap:ValuationAllowanceOtherTaxCarryforwardMember 2019-12-31 0000014272 us-gaap:DisposalGroupHeldforsaleNotDiscontinuedOperationsMember 2019-12-31 0000014272 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2019-01-01 2019-12-31 0000014272 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2018-12-31 0000014272 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2017-12-31 0000014272 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2017-01-01 2017-12-31 0000014272 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2018-01-01 2018-12-31 0000014272 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2019-12-31 0000014272 us-gaap:ValuationAllowanceOfDeferredTaxAssetsMember 2016-12-31 0000014272 us-gaap:FairValueInputsLevel1Member 2018-12-31 0000014272 us-gaap:FairValueInputsLevel1Member us-gaap:CertificatesOfDepositMember 2019-12-31 0000014272 us-gaap:FairValueInputsLevel2Member 2018-12-31 0000014272 us-gaap:OtherAssetsMember us-gaap:FairValueInputsLevel1Member 2018-12-31 0000014272 bmy:OtherAcquisitionRelatedContingentConsiderationandSuccessPaymentsMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000014272 us-gaap:FairValueInputsLevel1Member 2019-12-31 0000014272 us-gaap:FairValueInputsLevel1Member us-gaap:CommercialPaperMember 2018-12-31 0000014272 us-gaap:FairValueInputsLevel2Member 2019-12-31 0000014272 us-gaap:FairValueInputsLevel2Member us-gaap:CommercialPaperMember 2019-12-31 0000014272 us-gaap:FairValueInputsLevel1Member us-gaap:CorporateDebtSecuritiesMember 2019-12-31 0000014272 us-gaap:FairValueInputsLevel3Member us-gaap:CertificatesOfDepositMember 2019-12-31 0000014272 us-gaap:FairValueInputsLevel2Member us-gaap:CertificatesOfDepositMember 2018-12-31 0000014272 bmy:ContingentValueRightsMember us-gaap:FairValueInputsLevel1Member 2018-12-31 0000014272 us-gaap:FairValueInputsLevel3Member us-gaap:CommercialPaperMember 2019-12-31 0000014272 us-gaap:FairValueInputsLevel1Member us-gaap:CorporateDebtSecuritiesMember 2018-12-31 0000014272 us-gaap:FairValueInputsLevel3Member 2019-12-31 0000014272 us-gaap:FairValueInputsLevel2Member us-gaap:CorporateDebtSecuritiesMember 2019-12-31 0000014272 us-gaap:OtherAssetsMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000014272 bmy:ContingentValueRightsMember us-gaap:FairValueInputsLevel2Member 2018-12-31 0000014272 us-gaap:OtherAssetsMember us-gaap:FairValueInputsLevel1Member 2019-12-31 0000014272 us-gaap:FairValueInputsLevel1Member us-gaap:CertificatesOfDepositMember 2018-12-31 0000014272 us-gaap:OtherAssetsMember us-gaap:FairValueInputsLevel2Member 2018-12-31 0000014272 us-gaap:OtherAssetsMember us-gaap:FairValueInputsLevel2Member 2019-12-31 0000014272 bmy:ContingentValueRightsMember us-gaap:FairValueInputsLevel2Member 2019-12-31 0000014272 us-gaap:FairValueInputsLevel3Member us-gaap:CorporateDebtSecuritiesMember 2019-12-31 0000014272 us-gaap:FairValueInputsLevel2Member us-gaap:CorporateDebtSecuritiesMember 2018-12-31 0000014272 bmy:ContingentValueRightsMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000014272 us-gaap:FairValueInputsLevel2Member us-gaap:CommercialPaperMember 2018-12-31 0000014272 us-gaap:FairValueInputsLevel2Member us-gaap:CertificatesOfDepositMember 2019-12-31 0000014272 us-gaap:FairValueInputsLevel1Member us-gaap:CommercialPaperMember 2019-12-31 0000014272 bmy:ContingentValueRightsMember us-gaap:FairValueInputsLevel1Member 2019-12-31 0000014272 bmy:DealContingentForwardStartingInterestRateSwapMember us-gaap:CostOfSalesMember 2017-01-01 2017-12-31 0000014272 bmy:ForwardStartingInterestRateSwapContractsMember us-gaap:CostOfSalesMember 2018-01-01 2018-12-31 0000014272 bmy:DealContingentForwardStartingInterestRateSwapMember us-gaap:CostOfSalesMember 2018-01-01 2018-12-31 0000014272 us-gaap:CrossCurrencyInterestRateContractMember us-gaap:OtherIncomeMember 2017-01-01 2017-12-31 0000014272 us-gaap:CrossCurrencyInterestRateContractMember us-gaap:OtherIncomeMember 2019-01-01 2019-12-31 0000014272 us-gaap:CrossCurrencyInterestRateContractMember us-gaap:CostOfSalesMember 2019-01-01 2019-12-31 0000014272 bmy:ForwardStartingInterestRateSwapContractsMember us-gaap:OtherIncomeMember 2017-01-01 2017-12-31 0000014272 us-gaap:InterestRateSwapMember us-gaap:OtherIncomeMember 2017-01-01 2017-12-31 0000014272 us-gaap:CrossCurrencyInterestRateContractMember us-gaap:OtherIncomeMember 2018-01-01 2018-12-31 0000014272 bmy:DealContingentForwardStartingInterestRateSwapMember us-gaap:OtherIncomeMember 2018-01-01 2018-12-31 0000014272 us-gaap:CrossCurrencyInterestRateContractMember us-gaap:CostOfSalesMember 2018-01-01 2018-12-31 0000014272 us-gaap:InterestRateSwapMember us-gaap:CostOfSalesMember 2018-01-01 2018-12-31 0000014272 bmy:ForwardStartingInterestRateSwapContractsMember us-gaap:CostOfSalesMember 2019-01-01 2019-12-31 0000014272 us-gaap:ForeignExchangeOptionMember us-gaap:CostOfSalesMember 2018-01-01 2018-12-31 0000014272 us-gaap:InterestRateSwapMember us-gaap:CostOfSalesMember 2019-01-01 2019-12-31 0000014272 bmy:DealContingentForwardStartingInterestRateSwapMember us-gaap:OtherIncomeMember 2019-01-01 2019-12-31 0000014272 us-gaap:InterestRateSwapMember us-gaap:OtherIncomeMember 2019-01-01 2019-12-31 0000014272 bmy:ForwardStartingInterestRateSwapContractsMember us-gaap:OtherIncomeMember 2019-01-01 2019-12-31 0000014272 us-gaap:ForeignExchangeOptionMember us-gaap:CostOfSalesMember 2017-01-01 2017-12-31 0000014272 us-gaap:ForeignExchangeOptionMember us-gaap:OtherIncomeMember 2017-01-01 2017-12-31 0000014272 us-gaap:CrossCurrencyInterestRateContractMember us-gaap:CostOfSalesMember 2017-01-01 2017-12-31 0000014272 us-gaap:ForeignExchangeOptionMember us-gaap:OtherIncomeMember 2019-01-01 2019-12-31 0000014272 us-gaap:InterestRateSwapMember us-gaap:OtherIncomeMember 2018-01-01 2018-12-31 0000014272 us-gaap:ForeignExchangeForwardMember us-gaap:OtherIncomeMember 2019-01-01 2019-12-31 0000014272 us-gaap:ForeignExchangeOptionMember us-gaap:OtherIncomeMember 2018-01-01 2018-12-31 0000014272 us-gaap:InterestRateSwapMember us-gaap:CostOfSalesMember 2017-01-01 2017-12-31 0000014272 us-gaap:ForeignExchangeForwardMember us-gaap:CostOfSalesMember 2017-01-01 2017-12-31 0000014272 bmy:ForwardStartingInterestRateSwapContractsMember us-gaap:OtherIncomeMember 2018-01-01 2018-12-31 0000014272 bmy:DealContingentForwardStartingInterestRateSwapMember us-gaap:OtherIncomeMember 2017-01-01 2017-12-31 0000014272 bmy:ForwardStartingInterestRateSwapContractsMember us-gaap:CostOfSalesMember 2017-01-01 2017-12-31 0000014272 us-gaap:ForeignExchangeForwardMember us-gaap:CostOfSalesMember 2019-01-01 2019-12-31 0000014272 us-gaap:ForeignExchangeForwardMember us-gaap:OtherIncomeMember 2018-01-01 2018-12-31 0000014272 bmy:DealContingentForwardStartingInterestRateSwapMember us-gaap:CostOfSalesMember 2019-01-01 2019-12-31 0000014272 us-gaap:ForeignExchangeForwardMember us-gaap:OtherIncomeMember 2017-01-01 2017-12-31 0000014272 us-gaap:ForeignExchangeForwardMember us-gaap:CostOfSalesMember 2018-01-01 2018-12-31 0000014272 us-gaap:ForeignExchangeOptionMember us-gaap:CostOfSalesMember 2019-01-01 2019-12-31 0000014272 bmy:A3.875SeniorNotesdue2025Member 2019-12-31 0000014272 bmy:A1.600NotesDue2019Member 2019-12-31 0000014272 bmy:A3.200Notesdue2026Member 2018-12-31 0000014272 bmy:Euronotesdue2025Member 2018-12-31 0000014272 bmy:A3.875SeniorNotesdue2025Member 2018-12-31 0000014272 bmy:A4.250Notesdue2049Member 2019-12-31 0000014272 bmy:NotesDue2044Member 2018-12-31 0000014272 bmy:A1.750NotesDue2019Member 2018-12-31 0000014272 bmy:A3.250NotesDue2027Member 2018-12-31 0000014272 bmy:DebenturesDue2023Member 2018-12-31 0000014272 bmy:A3.950SeniorNotesdue2020Member 2019-12-31 0000014272 bmy:FloatingRateNotesdue2022Member 2018-12-31 0000014272 bmy:DebenturesDue2097Member 2018-12-31 0000014272 bmy:NotesDue2042Member 2019-12-31 0000014272 bmy:A2.875SeniorNotesdue2021Member 2019-12-31 0000014272 bmy:A5.700SeniorNotesdue2040Member 2018-12-31 0000014272 bmy:FloatingRateNotesdue2020Member 2018-12-31 0000014272 bmy:NotesDue2044Member 2019-12-31 0000014272 bmy:A3.900SeniorNotesdue2028Member 2018-12-31 0000014272 bmy:A3.250SeniorNotesdue2022Member 2018-12-31 0000014272 bmy:NotesDue2038Member 2019-12-31 0000014272 bmy:A2.875SeniorNotesdue2020Member 2018-12-31 0000014272 bmy:A5.250SeniorNotesdue2043Member 2019-12-31 0000014272 bmy:DebenturesDue2097Member 2019-12-31 0000014272 bmy:A4.125Notesdue2039Member 2018-12-31 0000014272 bmy:NotesDue2023Member 2018-12-31 0000014272 bmy:A4.550SeniorNotesdue2048Member 2019-12-31 0000014272 bmy:A2.875SeniorNotesdue2020Member 2019-12-31 0000014272 bmy:NotesDue2022Member 2018-12-31 0000014272 bmy:A4.125Notesdue2039Member 2019-12-31 0000014272 bmy:A4.350SeniorNotesdue2047Member 2018-12-31 0000014272 bmy:A3.625SeniorNotesdue2024Member 2019-12-31 0000014272 bmy:FloatingRateNotesdue2022Member 2019-12-31 0000014272 bmy:A2.550Notesdue2021Member 2019-12-31 0000014272 bmy:A1.750NotesDue2019Member 2019-12-31 0000014272 bmy:A3.400Notesdue2029Member 2018-12-31 0000014272 bmy:NotesDue2042Member 2018-12-31 0000014272 bmy:EuroNotesdue2035Member 2018-12-31 0000014272 bmy:DebenturesDue2026Member 2018-12-31 0000014272 bmy:A3.625SeniorNotesdue2024Member 2018-12-31 0000014272 bmy:DebenturesDue2023Member 2019-12-31 0000014272 bmy:A3.450SeniorNotesdue2027Member 2019-12-31 0000014272 bmy:NotesDue2036Member 2018-12-31 0000014272 bmy:A4.550SeniorNotesdue2048Member 2018-12-31 0000014272 bmy:A2.875SeniorNotesdue2021Member 2018-12-31 0000014272 bmy:A2.900Notesdue2024Member 2018-12-31 0000014272 bmy:A5.700SeniorNotesdue2040Member 2019-12-31 0000014272 bmy:A5.250SeniorNotesdue2043Member 2018-12-31 0000014272 bmy:A4.350SeniorNotesdue2047Member 2019-12-31 0000014272 bmy:A4.250Notesdue2049Member 2018-12-31 0000014272 bmy:A3.950SeniorNotesdue2020Member 2018-12-31 0000014272 bmy:A3.250NotesDue2027Member 2019-12-31 0000014272 bmy:A5.000SeniorNotesdue2045Member 2019-12-31 0000014272 bmy:OtherDebtMaturing2013To2030Member 2018-12-31 0000014272 bmy:A3.900SeniorNotesdue2028Member 2019-12-31 0000014272 bmy:A2.550Notesdue2021Member 2018-12-31 0000014272 bmy:A2.600Notesdue2022Member 2019-12-31 0000014272 bmy:NotesDue2022Member 2019-12-31 0000014272 bmy:A4.000SeniorNotesdue2023Member 2018-12-31 0000014272 bmy:A3.250SeniorNotesdue2023Member 2018-12-31 0000014272 bmy:A4.000SeniorNotesdue2023Member 2019-12-31 0000014272 bmy:A2.900Notesdue2024Member 2019-12-31 0000014272 bmy:A3.250SeniorNotesdue2022Member 2019-12-31 0000014272 bmy:A3.450SeniorNotesdue2027Member 2018-12-31 0000014272 bmy:A4.625SeniorNotesdue2044Member 2018-12-31 0000014272 bmy:A1.600NotesDue2019Member 2018-12-31 0000014272 bmy:NotesDue2023Member 2019-12-31 0000014272 bmy:NotesDue2036Member 2019-12-31 0000014272 bmy:OtherDebtMaturing2013To2030Member 2019-12-31 0000014272 bmy:DebenturesDue2026Member 2019-12-31 0000014272 bmy:FloatingRateNotesdue2020Member 2019-12-31 0000014272 bmy:A2.250SeniorNotesdue2021Member 2018-12-31 0000014272 bmy:Euronotesdue2025Member 2019-12-31 0000014272 bmy:A5.000SeniorNotesdue2045Member 2018-12-31 0000014272 bmy:A3.550SeniorNotesdue2022Member 2019-12-31 0000014272 bmy:A2.250SeniorNotesdue2021Member 2019-12-31 0000014272 bmy:A2.600Notesdue2022Member 2018-12-31 0000014272 bmy:A4.625SeniorNotesdue2044Member 2019-12-31 0000014272 bmy:A3.250SeniorNotesdue2023Member 2019-12-31 0000014272 bmy:EuroNotesdue2035Member 2019-12-31 0000014272 bmy:A2.750SeniorNotesdue2023Member 2018-12-31 0000014272 bmy:A3.550SeniorNotesdue2022Member 2018-12-31 0000014272 bmy:A3.400Notesdue2029Member 2019-12-31 0000014272 bmy:A2.750SeniorNotesdue2023Member 2019-12-31 0000014272 bmy:NotesDue2038Member 2018-12-31 0000014272 bmy:A3.200Notesdue2026Member 2019-12-31 0000014272 us-gaap:CorporateDebtSecuritiesMember 2019-12-31 0000014272 us-gaap:CommercialPaperMember 2018-12-31 0000014272 us-gaap:CertificatesOfDepositMember 2018-12-31 0000014272 us-gaap:CorporateDebtSecuritiesMember 2018-12-31 0000014272 us-gaap:CommercialPaperMember 2019-12-31 0000014272 us-gaap:CertificatesOfDepositMember 2019-12-31 0000014272 us-gaap:InterestRateSwapMember 2018-12-31 0000014272 us-gaap:InterestRateSwapMember 2019-12-31 0000014272 us-gaap:CrossCurrencyInterestRateContractMember 2017-01-01 2017-12-31 0000014272 us-gaap:DesignatedAsHedgingInstrumentMember 2017-01-01 2017-12-31 0000014272 us-gaap:ForeignExchangeForwardMember 2019-01-01 2019-12-31 0000014272 us-gaap:ForeignExchangeForwardMember 2018-01-01 2018-12-31 0000014272 us-gaap:DesignatedAsHedgingInstrumentMember 2019-01-01 2019-12-31 0000014272 us-gaap:CrossCurrencyInterestRateContractMember 2018-01-01 2018-12-31 0000014272 us-gaap:CrossCurrencyInterestRateContractMember 2019-01-01 2019-12-31 0000014272 us-gaap:ForeignExchangeForwardMember 2017-01-01 2017-12-31 0000014272 us-gaap:DesignatedAsHedgingInstrumentMember 2018-01-01 2018-12-31 0000014272 us-gaap:ForeignExchangeForwardMember us-gaap:DesignatedAsHedgingInstrumentMember 2019-12-31 0000014272 us-gaap:AssetsMember bmy:ZeroCostCollarCurrencyContractsMember us-gaap:NondesignatedMember 2018-12-31 0000014272 us-gaap:LiabilityMember us-gaap:CrossCurrencyInterestRateContractMember us-gaap:DesignatedAsHedgingInstrumentMember 2019-12-31 0000014272 us-gaap:LiabilityMember us-gaap:ForeignExchangeForwardMember us-gaap:NondesignatedMember 2018-12-31 0000014272 bmy:ZeroCostCollarCurrencyContractsMember us-gaap:NondesignatedMember 2018-12-31 0000014272 us-gaap:AssetsMember us-gaap:CrossCurrencyInterestRateContractMember us-gaap:DesignatedAsHedgingInstrumentMember 2018-12-31 0000014272 us-gaap:LiabilityMember us-gaap:CrossCurrencyInterestRateContractMember us-gaap:DesignatedAsHedgingInstrumentMember 2018-12-31 0000014272 us-gaap:AssetsMember us-gaap:CrossCurrencyInterestRateContractMember us-gaap:DesignatedAsHedgingInstrumentMember 2019-12-31 0000014272 us-gaap:InterestRateSwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2018-12-31 0000014272 us-gaap:CrossCurrencyInterestRateContractMember us-gaap:DesignatedAsHedgingInstrumentMember 2019-12-31 0000014272 us-gaap:CrossCurrencyInterestRateContractMember us-gaap:DesignatedAsHedgingInstrumentMember 2018-12-31 0000014272 us-gaap:LiabilityMember bmy:ZeroCostCollarCurrencyContractsMember us-gaap:NondesignatedMember 2018-12-31 0000014272 us-gaap:ForeignExchangeForwardMember us-gaap:NondesignatedMember 2018-12-31 0000014272 us-gaap:ForeignExchangeForwardMember us-gaap:DesignatedAsHedgingInstrumentMember 2018-12-31 0000014272 us-gaap:AssetsMember us-gaap:ForeignExchangeForwardMember us-gaap:DesignatedAsHedgingInstrumentMember 2019-12-31 0000014272 us-gaap:AssetsMember us-gaap:ForeignExchangeForwardMember us-gaap:NondesignatedMember 2018-12-31 0000014272 us-gaap:LiabilityMember us-gaap:ForeignExchangeForwardMember us-gaap:DesignatedAsHedgingInstrumentMember 2018-12-31 0000014272 us-gaap:AssetsMember us-gaap:ForeignExchangeForwardMember us-gaap:NondesignatedMember 2019-12-31 0000014272 us-gaap:LiabilityMember us-gaap:InterestRateSwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2018-12-31 0000014272 us-gaap:LiabilityMember us-gaap:ForeignExchangeForwardMember us-gaap:DesignatedAsHedgingInstrumentMember 2019-12-31 0000014272 us-gaap:AssetsMember us-gaap:InterestRateSwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2018-12-31 0000014272 us-gaap:AssetsMember us-gaap:ForeignExchangeForwardMember us-gaap:DesignatedAsHedgingInstrumentMember 2018-12-31 0000014272 bmy:ZeroCostCollarCurrencyContractsMember us-gaap:NondesignatedMember 2019-12-31 0000014272 us-gaap:LiabilityMember bmy:ZeroCostCollarCurrencyContractsMember us-gaap:NondesignatedMember 2019-12-31 0000014272 us-gaap:ForeignExchangeForwardMember us-gaap:NondesignatedMember 2019-12-31 0000014272 us-gaap:AssetsMember bmy:ZeroCostCollarCurrencyContractsMember us-gaap:NondesignatedMember 2019-12-31 0000014272 us-gaap:LiabilityMember us-gaap:InterestRateSwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2019-12-31 0000014272 us-gaap:AssetsMember us-gaap:InterestRateSwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2019-12-31 0000014272 us-gaap:InterestRateSwapMember us-gaap:DesignatedAsHedgingInstrumentMember 2019-12-31 0000014272 us-gaap:LiabilityMember us-gaap:ForeignExchangeForwardMember us-gaap:NondesignatedMember 2019-12-31 0000014272 us-gaap:LondonInterbankOfferedRateLIBORMember 2019-12-31 0000014272 bmy:A1BillionMaximumBorrowingCapacityMember 2019-12-31 0000014272 us-gaap:PortionAtOtherThanFairValueFairValueDisclosureMember 2018-12-31 0000014272 bmy:SeniorNotesDebtExchangeMember 2019-12-31 0000014272 currency:JPY us-gaap:ForeignExchangeForwardMember us-gaap:DesignatedAsHedgingInstrumentMember 2019-12-31 0000014272 bmy:ThreeYearTrancheMember bmy:TermLoanCreditAgreementMember 2019-12-31 0000014272 currency:EUR us-gaap:ForeignExchangeForwardMember us-gaap:DesignatedAsHedgingInstrumentMember 2019-12-31 0000014272 us-gaap:DesignatedAsHedgingInstrumentMember 2019-12-31 0000014272 bmy:SeniorNotesDebtExchangeMember 2019-11-20 0000014272 currency:JPY us-gaap:CrossCurrencyInterestRateContractMember us-gaap:DesignatedAsHedgingInstrumentMember 2019-12-31 0000014272 bmy:A1.5BillionMaximumBorrowingCapacityMember 2019-12-31 0000014272 bmy:A1.600NotesDue2019Member 2019-01-01 2019-12-31 0000014272 bmy:A0.875NotesDue2017Member 2017-01-01 2017-12-31 0000014272 bmy:FiveYearTrancheMember bmy:TermLoanCreditAgreementMember 2019-12-31 0000014272 bmy:A19BillionSeniorUnsecuredNotesMember 2019-01-01 2019-12-31 0000014272 bmy:ForwardStartingInterestRateSwapContractsMember us-gaap:NondesignatedMember 2019-12-31 0000014272 bmy:A19BillionSeniorUnsecuredNotesMember 2019-12-31 0000014272 bmy:SeniorNotesDebtExchangeRemainingPrincipalAmountMember 2019-12-31 0000014272 bmy:A1.5BillionSeniorUnsecuredNotesMember 2017-12-31 0000014272 bmy:TermLoanCreditAgreementMember 2019-12-31 0000014272 bmy:A2BillionMaximumBorrowingCapacityMember 2019-12-31 0000014272 bmy:A1.5BillionSeniorUnsecuredNotesMember 2017-01-01 2017-12-31 0000014272 bmy:A364DayTrancheMember bmy:TermLoanCreditAgreementMember 2019-12-31 0000014272 us-gaap:PortionAtOtherThanFairValueFairValueDisclosureMember 2019-12-31 0000014272 bmy:DealContingentForwardStartingInterestRateSwapContractsMember us-gaap:NondesignatedMember 2019-12-31 0000014272 bmy:MarketabledebtsecuritiescurrentMember 2019-12-31 0000014272 bmy:MarketabledebtsecuritiesnoncurrentMember 2018-12-31 0000014272 us-gaap:OtherAssetsMember 2018-12-31 0000014272 us-gaap:OtherCurrentAssetsMember 2018-12-31 0000014272 bmy:MarketabledebtsecuritiesnoncurrentMember 2019-12-31 0000014272 bmy:MarketabledebtsecuritiescurrentMember 2018-12-31 0000014272 us-gaap:OtherAssetsMember 2019-12-31 0000014272 us-gaap:OtherCurrentAssetsMember 2019-12-31 0000014272 srt:MinimumMember us-gaap:MeasurementInputDiscountRateMember 2019-12-31 0000014272 srt:MaximumMember us-gaap:MeasurementInputDiscountRateMember 2019-12-31 0000014272 srt:MinimumMember bmy:ProbabilityofpaymentMember 2019-12-31 0000014272 srt:WeightedAverageMember bmy:ProbabilityofpaymentMember 2019-12-31 0000014272 srt:MaximumMember bmy:ProbabilityofpaymentMember 2019-12-31 0000014272 srt:WeightedAverageMember us-gaap:MeasurementInputDiscountRateMember 2019-12-31 0000014272 us-gaap:CustomerConcentrationRiskMember 2018-12-31 0000014272 us-gaap:CustomerConcentrationRiskMember 2019-12-31 0000014272 bmy:InventorypurchasepricefairvalueadjustmentMember 2019-12-31 0000014272 country:US 2018-12-31 0000014272 srt:EuropeMember 2018-12-31 0000014272 country:US 2019-12-31 0000014272 bmy:RestOfWorldMember 2018-12-31 0000014272 srt:EuropeMember 2019-12-31 0000014272 bmy:RestOfWorldMember 2019-12-31 0000014272 srt:MinimumMember bmy:VehicleLeaseMember 2019-12-31 0000014272 srt:MaximumMember bmy:VehicleLeaseMember 2019-12-31 0000014272 srt:MinimumMember bmy:FacilityLeaseMember 2019-12-31 0000014272 srt:MaximumMember bmy:FacilityLeaseMember 2019-12-31 0000014272 2019-01-01 0000014272 us-gaap:InProcessResearchAndDevelopmentMember 2019-01-01 2019-12-31 0000014272 us-gaap:InProcessResearchAndDevelopmentMember 2017-01-01 2017-12-31 0000014272 us-gaap:LicensingAgreementsMember 2019-12-31 0000014272 us-gaap:InProcessResearchAndDevelopmentMember 2019-12-31 0000014272 us-gaap:TechnologyBasedIntangibleAssetsMember 2019-12-31 0000014272 us-gaap:InProcessResearchAndDevelopmentMember 2018-12-31 0000014272 us-gaap:ComputerSoftwareIntangibleAssetMember 2018-12-31 0000014272 us-gaap:TechnologyBasedIntangibleAssetsMember 2018-12-31 0000014272 us-gaap:ComputerSoftwareIntangibleAssetMember 2019-12-31 0000014272 us-gaap:LicensingAgreementsMember 2018-12-31 0000014272 srt:MaximumMember us-gaap:LicensingAgreementsMember 2019-01-01 2019-12-31 0000014272 srt:MinimumMember us-gaap:ComputerSoftwareIntangibleAssetMember 2019-01-01 2019-12-31 0000014272 srt:MaximumMember us-gaap:ComputerSoftwareIntangibleAssetMember 2019-01-01 2019-12-31 0000014272 srt:MaximumMember us-gaap:TechnologyBasedIntangibleAssetsMember 2019-01-01 2019-12-31 0000014272 srt:MinimumMember us-gaap:LicensingAgreementsMember 2019-01-01 2019-12-31 0000014272 srt:MinimumMember us-gaap:TechnologyBasedIntangibleAssetsMember 2019-01-01 2019-12-31 0000014272 bmy:ContingentValueRightsMember 2018-12-31 0000014272 bmy:ContingentValueRightsMember 2019-12-31 0000014272 bmy:A2019ASRMember 2019-12-31 0000014272 bmy:A2019ASRMember 2019-01-01 2019-12-31 0000014272 bmy:A2017ASRMember 2017-01-01 2017-12-31 0000014272 us-gaap:RetainedEarningsMember 2017-01-01 0000014272 us-gaap:NoncontrollingInterestMember 2019-12-31 0000014272 us-gaap:AdditionalPaidInCapitalMember 2016-12-31 0000014272 us-gaap:CommonStockMember 2016-12-31 0000014272 us-gaap:RetainedEarningsMember 2018-12-31 0000014272 us-gaap:NoncontrollingInterestMember 2017-12-31 0000014272 us-gaap:TreasuryStockMember 2018-01-01 2018-12-31 0000014272 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2017-01-01 2017-12-31 0000014272 us-gaap:AdditionalPaidInCapitalMember 2017-01-01 2017-12-31 0000014272 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-01-01 0000014272 us-gaap:TreasuryStockMember 2016-12-31 0000014272 us-gaap:TreasuryStockMember 2017-01-01 2017-12-31 0000014272 us-gaap:AdditionalPaidInCapitalMember 2019-01-01 2019-12-31 0000014272 us-gaap:CommonStockMember 2017-12-31 0000014272 us-gaap:NoncontrollingInterestMember 2017-01-01 2017-12-31 0000014272 us-gaap:AdditionalPaidInCapitalMember 2017-12-31 0000014272 us-gaap:CommonStockMember 2019-12-31 0000014272 us-gaap:RetainedEarningsMember 2018-01-01 2018-12-31 0000014272 us-gaap:RetainedEarningsMember 2017-01-01 2017-12-31 0000014272 us-gaap:TreasuryStockMember 2019-12-31 0000014272 us-gaap:TreasuryStockMember 2018-12-31 0000014272 us-gaap:RetainedEarningsMember 2016-12-31 0000014272 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-12-31 0000014272 us-gaap:AdditionalPaidInCapitalMember 2018-12-31 0000014272 us-gaap:TreasuryStockMember 2017-12-31 0000014272 us-gaap:CommonStockMember 2019-01-01 2019-12-31 0000014272 us-gaap:RetainedEarningsMember 2018-01-01 0000014272 us-gaap:TreasuryStockMember 2019-01-01 2019-12-31 0000014272 us-gaap:RetainedEarningsMember 2019-12-31 0000014272 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-01-01 2019-12-31 0000014272 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2016-12-31 0000014272 us-gaap:CommonStockMember 2018-12-31 0000014272 us-gaap:RetainedEarningsMember 2019-01-01 2019-12-31 0000014272 us-gaap:AdditionalPaidInCapitalMember 2018-01-01 2018-12-31 0000014272 us-gaap:NoncontrollingInterestMember 2018-12-31 0000014272 us-gaap:AdditionalPaidInCapitalMember 2019-12-31 0000014272 us-gaap:NoncontrollingInterestMember 2019-01-01 2019-12-31 0000014272 us-gaap:RetainedEarningsMember 2019-01-01 0000014272 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2019-12-31 0000014272 us-gaap:NoncontrollingInterestMember 2016-12-31 0000014272 us-gaap:RetainedEarningsMember 2017-12-31 0000014272 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2018-01-01 2018-12-31 0000014272 us-gaap:NoncontrollingInterestMember 2018-01-01 2018-12-31 0000014272 us-gaap:AccumulatedOtherComprehensiveIncomeMember 2017-12-31 0000014272 us-gaap:PensionPlansDefinedBenefitMember 2017-12-31 0000014272 us-gaap:PensionPlansDefinedBenefitMember 2018-12-31 0000014272 us-gaap:PensionPlansDefinedBenefitMember 2018-01-01 2018-12-31 0000014272 us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000014272 us-gaap:PensionPlansDefinedBenefitMember 2019-01-01 2019-12-31 0000014272 us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember 2019-12-31 0000014272 bmy:BristolMyersSquibbRetirementIncomePlanMember 2019-01-01 2019-12-31 0000014272 srt:ScenarioForecastMember 2020-01-01 2020-12-31 0000014272 us-gaap:OtherPostretirementBenefitPlansDefinedBenefitMember 2018-12-31 0000014272 bmy:BristolMyersSquibbRetirementIncomePlanMember 2019-12-31 0000014272 bmy:BristolMyersSquibbRetirementIncomePlanMember us-gaap:PensionPlansDefinedBenefitMember 2019-12-31 0000014272 us-gaap:PensionPlansDefinedBenefitMember 2017-01-01 2017-12-31 0000014272 us-gaap:USTreasuryAndGovernmentMember us-gaap:FairValueInputsLevel2Member 2018-12-31 0000014272 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueInputsLevel1Member 2018-12-31 0000014272 us-gaap:EquityFundsMember us-gaap:FairValueInputsLevel1Member 2019-12-31 0000014272 us-gaap:EquityFundsMember us-gaap:FairValueInputsLevel1Member 2018-12-31 0000014272 bmy:InsuranceContractsMember us-gaap:FairValueInputsLevel1Member 2019-12-31 0000014272 us-gaap:FixedIncomeFundsMember 2019-12-31 0000014272 bmy:OtherPlanAssetsMember 2019-12-31 0000014272 bmy:OtherPlanAssetsMember 2018-12-31 0000014272 bmy:ShortTermInvestmentFundsMember 2018-12-31 0000014272 us-gaap:CashAndCashEquivalentsMember 2019-12-31 0000014272 bmy:OtherPlanAssetsMember us-gaap:FairValueInputsLevel1Member 2019-12-31 0000014272 us-gaap:FairValueInputsLevel12And3Member 2018-12-31 0000014272 bmy:InsuranceContractsMember us-gaap:FairValueInputsLevel2Member 2019-12-31 0000014272 us-gaap:EquityFundsMember 2018-12-31 0000014272 bmy:InsuranceContractsMember us-gaap:FairValueInputsLevel1Member 2018-12-31 0000014272 bmy:OtherPlanAssetsMember us-gaap:FairValueInputsLevel3Member 2018-12-31 0000014272 us-gaap:FixedIncomeFundsMember us-gaap:FairValueInputsLevel3Member 2018-12-31 0000014272 us-gaap:FixedIncomeFundsMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000014272 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueInputsLevel1Member 2019-12-31 0000014272 bmy:InsuranceContractsMember 2019-12-31 0000014272 bmy:InsuranceContractsMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000014272 us-gaap:FairValueInputsLevel3Member 2018-12-31 0000014272 bmy:InsuranceContractsMember us-gaap:FairValueInputsLevel2Member 2018-12-31 0000014272 bmy:OtherPlanAssetsMember us-gaap:FairValueInputsLevel1Member 2018-12-31 0000014272 us-gaap:CashAndCashEquivalentsMember us-gaap:FairValueInputsLevel1Member 2018-12-31 0000014272 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel3Member 2018-12-31 0000014272 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000014272 bmy:InsuranceContractsMember 2018-12-31 0000014272 us-gaap:CashAndCashEquivalentsMember us-gaap:FairValueInputsLevel3Member 2018-12-31 0000014272 us-gaap:CashAndCashEquivalentsMember us-gaap:FairValueInputsLevel1Member 2019-12-31 0000014272 bmy:OtherPlanAssetsMember us-gaap:FairValueInputsLevel2Member 2018-12-31 0000014272 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel2Member 2018-12-31 0000014272 us-gaap:EquityFundsMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000014272 us-gaap:CashAndCashEquivalentsMember us-gaap:FairValueInputsLevel2Member 2018-12-31 0000014272 bmy:OtherPlanAssetsMember us-gaap:FairValueMeasuredAtNetAssetValuePerShareMember 2018-12-31 0000014272 us-gaap:VentureCapitalFundsMember us-gaap:FairValueMeasuredAtNetAssetValuePerShareMember 2018-12-31 0000014272 us-gaap:USTreasuryAndGovernmentMember us-gaap:FairValueInputsLevel1Member 2019-12-31 0000014272 us-gaap:USTreasuryAndGovernmentMember 2018-12-31 0000014272 us-gaap:FairValueInputsLevel12And3Member 2019-12-31 0000014272 us-gaap:USTreasuryAndGovernmentMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000014272 us-gaap:USTreasuryAndGovernmentMember us-gaap:FairValueInputsLevel1Member 2018-12-31 0000014272 us-gaap:CorporateDebtSecuritiesMember 2018-12-31 0000014272 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueInputsLevel2Member 2018-12-31 0000014272 us-gaap:CashAndCashEquivalentsMember us-gaap:FairValueInputsLevel2Member 2019-12-31 0000014272 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000014272 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel1Member 2019-12-31 0000014272 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel2Member 2019-12-31 0000014272 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueInputsLevel3Member 2018-12-31 0000014272 bmy:ShortTermInvestmentFundsMember 2019-12-31 0000014272 us-gaap:CorporateDebtSecuritiesMember 2019-12-31 0000014272 bmy:OtherPlanAssetsMember us-gaap:FairValueInputsLevel2Member 2019-12-31 0000014272 bmy:ShortTermInvestmentFundsMember us-gaap:FairValueInputsLevel1Member 2018-12-31 0000014272 bmy:ShortTermInvestmentFundsMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000014272 us-gaap:FixedIncomeFundsMember 2018-12-31 0000014272 bmy:ShortTermInvestmentFundsMember us-gaap:FairValueInputsLevel2Member 2018-12-31 0000014272 us-gaap:VentureCapitalFundsMember us-gaap:FairValueMeasuredAtNetAssetValuePerShareMember 2019-12-31 0000014272 us-gaap:FixedIncomeFundsMember us-gaap:FairValueInputsLevel2Member 2018-12-31 0000014272 bmy:OtherPlanAssetsMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000014272 bmy:OtherPlanAssetsMember us-gaap:FairValueMeasuredAtNetAssetValuePerShareMember 2019-12-31 0000014272 us-gaap:CorporateDebtSecuritiesMember us-gaap:FairValueInputsLevel2Member 2019-12-31 0000014272 bmy:ShortTermInvestmentFundsMember us-gaap:FairValueInputsLevel1Member 2019-12-31 0000014272 bmy:ShortTermInvestmentFundsMember us-gaap:FairValueInputsLevel3Member 2018-12-31 0000014272 us-gaap:CashAndCashEquivalentsMember us-gaap:FairValueInputsLevel3Member 2019-12-31 0000014272 us-gaap:FixedIncomeFundsMember us-gaap:FairValueInputsLevel1Member 2019-12-31 0000014272 bmy:InsuranceContractsMember us-gaap:FairValueInputsLevel3Member 2018-12-31 0000014272 us-gaap:FixedIncomeFundsMember us-gaap:FairValueInputsLevel2Member 2019-12-31 0000014272 us-gaap:EquityFundsMember 2019-12-31 0000014272 us-gaap:USTreasuryAndGovernmentMember 2019-12-31 0000014272 us-gaap:CashAndCashEquivalentsMember 2018-12-31 0000014272 us-gaap:USTreasuryAndGovernmentMember us-gaap:FairValueInputsLevel2Member 2019-12-31 0000014272 us-gaap:EquityFundsMember us-gaap:FairValueInputsLevel2Member 2018-12-31 0000014272 bmy:ShortTermInvestmentFundsMember us-gaap:FairValueInputsLevel2Member 2019-12-31 0000014272 us-gaap:FixedIncomeFundsMember us-gaap:FairValueInputsLevel1Member 2018-12-31 0000014272 us-gaap:USTreasuryAndGovernmentMember us-gaap:FairValueInputsLevel3Member 2018-12-31 0000014272 us-gaap:FairValueMeasuredAtNetAssetValuePerShareMember 2019-12-31 0000014272 us-gaap:EquityFundsMember us-gaap:FairValueInputsLevel2Member 2019-12-31 0000014272 us-gaap:EquitySecuritiesMember 2019-12-31 0000014272 us-gaap:EquitySecuritiesMember 2018-12-31 0000014272 us-gaap:FairValueMeasuredAtNetAssetValuePerShareMember 2018-12-31 0000014272 us-gaap:EquityFundsMember us-gaap:FairValueInputsLevel3Member 2018-12-31 0000014272 us-gaap:EquitySecuritiesMember us-gaap:FairValueInputsLevel1Member 2018-12-31 0000014272 srt:ScenarioForecastMember 2021-01-01 2021-12-31 0000014272 srt:ScenarioForecastMember 2023-01-01 2023-12-31 0000014272 srt:ScenarioForecastMember 2026-01-01 2026-12-31 0000014272 srt:ScenarioForecastMember 2022-01-01 2022-12-31 0000014272 srt:ScenarioForecastMember 2028-01-01 2028-12-31 0000014272 srt:ScenarioForecastMember 2025-01-01 2025-12-31 0000014272 srt:ScenarioForecastMember 2027-01-01 2027-12-31 0000014272 srt:ScenarioForecastMember 2029-01-01 2029-12-31 0000014272 srt:ScenarioForecastMember 2024-01-01 2024-12-31 0000014272 us-gaap:EmployeeStockOptionMember 2019-12-31 0000014272 bmy:LegacyCelgenePlansMember 2019-12-31 0000014272 us-gaap:EmployeeStockOptionMember bmy:CelgeneMember bmy:ContingentValueRightsMember 2019-11-20 2019-12-31 0000014272 us-gaap:EmployeeStockOptionMember 2019-01-01 2019-12-31 0000014272 bmy:CelgeneMember 2019-11-20 2019-12-31 0000014272 bmy:MarketShareUnitsMember 2019-01-01 2019-12-31 0000014272 bmy:MarketShareUnitsMember 2019-12-31 0000014272 bmy:A2012StockIncentivePlanMember 2019-12-31 0000014272 bmy:A2012StockIncentivePlanMember 2012-06-30 0000014272 us-gaap:PerformanceSharesMember 2019-01-01 2019-12-31 0000014272 us-gaap:RestrictedStockUnitsRSUMember 2019-01-01 2019-12-31 0000014272 us-gaap:EmployeeStockOptionMember 2018-12-31 0000014272 bmy:MarketShareUnitsMember 2018-12-31 0000014272 us-gaap:RestrictedStockUnitsRSUMember 2018-12-31 0000014272 us-gaap:PerformanceSharesMember 2018-12-31 0000014272 us-gaap:PerformanceSharesMember 2019-12-31 0000014272 us-gaap:RestrictedStockUnitsRSUMember 2019-12-31 0000014272 bmy:A65plusMember 2019-12-31 0000014272 bmy:A65plusMember 2019-01-01 2019-12-31 0000014272 bmy:A5565Member 2019-12-31 0000014272 bmy:A4055Member 2019-12-31 0000014272 bmy:A5565Member 2019-01-01 2019-12-31 0000014272 bmy:A1040Member 2019-12-31 0000014272 bmy:A4055Member 2019-01-01 2019-12-31 0000014272 bmy:A1040Member 2019-01-01 2019-12-31 0000014272 us-gaap:CostOfSalesMember 2017-01-01 2017-12-31 0000014272 us-gaap:OtherIncomeMember 2017-01-01 2017-12-31 0000014272 us-gaap:CostOfSalesMember 2019-01-01 2019-12-31 0000014272 us-gaap:SellingGeneralAndAdministrativeExpensesMember 2017-01-01 2017-12-31 0000014272 us-gaap:SellingGeneralAndAdministrativeExpensesMember 2019-01-01 2019-12-31 0000014272 us-gaap:OtherIncomeMember 2019-01-01 2019-12-31 0000014272 us-gaap:CostOfSalesMember 2018-01-01 2018-12-31 0000014272 us-gaap:ResearchAndDevelopmentExpenseMember 2017-01-01 2017-12-31 0000014272 us-gaap:ResearchAndDevelopmentExpenseMember 2019-01-01 2019-12-31 0000014272 us-gaap:ResearchAndDevelopmentExpenseMember 2018-01-01 2018-12-31 0000014272 us-gaap:OtherIncomeMember 2018-01-01 2018-12-31 0000014272 us-gaap:SellingGeneralAndAdministrativeExpensesMember 2018-01-01 2018-12-31 0000014272 us-gaap:EmployeeStockOptionMember 2017-01-01 2017-12-31 0000014272 us-gaap:RestrictedStockUnitsRSUMember bmy:LegacyCelgenePlansMember 2019-01-01 2019-12-31 0000014272 bmy:MarketShareUnitsMember 2017-01-01 2017-12-31 0000014272 bmy:MarketShareUnitsMember 2018-01-01 2018-12-31 0000014272 us-gaap:PerformanceSharesMember 2017-01-01 2017-12-31 0000014272 us-gaap:EmployeeStockOptionMember 2018-01-01 2018-12-31 0000014272 us-gaap:RestrictedStockUnitsRSUMember 2018-01-01 2018-12-31 0000014272 us-gaap:RestrictedStockUnitsRSUMember bmy:LegacyCelgenePlansMember 2017-01-01 2017-12-31 0000014272 us-gaap:PerformanceSharesMember 2018-01-01 2018-12-31 0000014272 us-gaap:RestrictedStockUnitsRSUMember bmy:LegacyCelgenePlansMember 2018-01-01 2018-12-31 0000014272 us-gaap:RestrictedStockUnitsRSUMember 2017-01-01 2017-12-31 0000014272 us-gaap:RestrictedStockUnitsRSUMember bmy:A2012StockIncentivePlanMember 2019-01-01 2019-12-31 0000014272 bmy:AbilifyProductLiabilityMember 2019-12-31 0000014272 currency:USD bmy:PlavixAustraliaIntellectualPropertyMember 2019-12-31 0000014272 bmy:CARTLitigationMember 2019-12-31 0000014272 currency:AUD bmy:PlavixAustraliaIntellectualPropertyMember 2019-12-31 0000014272 bmy:CerclaMattersMember 2019-12-31 0000014272 bmy:ByettaProductLiabilityLitigationMember 2019-12-31 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:ResearchAndDevelopmentExpenseMember 2018-07-01 2018-09-30 0000014272 2018-01-01 2018-03-31 0000014272 2018-04-01 2018-06-30 0000014272 bmy:UpfrontMilestoneAndOtherLicensingPaymentsMember 2018-04-01 2018-06-30 0000014272 bmy:IntangibleassetimpairmentMember 2018-04-01 2018-06-30 0000014272 2018-07-01 2018-09-30 0000014272 bmy:ProvisionForRestructuringMember 2018-07-01 2018-09-30 0000014272 bmy:PensionCurtailmentAndSettlementChargesMember 2018-07-01 2018-09-30 0000014272 2018-10-01 2018-12-31 0000014272 bmy:PensionCurtailmentAndSettlementChargesMember 2018-10-01 2018-12-31 0000014272 bmy:IntangibleassetimpairmentMember 2018-07-01 2018-09-30 0000014272 bmy:LossgainonequityinvestmentsMember 2018-07-01 2018-09-30 0000014272 bmy:IntangibleassetimpairmentMember 2018-10-01 2018-12-31 0000014272 bmy:IntangibleassetimpairmentMember 2018-01-01 2018-03-31 0000014272 bmy:UpfrontmilestoneandotherlicensingreceiptsMember 2018-01-01 2018-03-31 0000014272 bmy:GainOnSaleOfProductLinesBusinessesAndAssetsMember 2018-10-01 2018-12-31 0000014272 bmy:LitigationChargesRecoveriesMember 2018-01-01 2018-03-31 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:CostOfSalesMember 2018-01-01 2018-12-31 0000014272 bmy:ProvisionForRestructuringMember 2018-10-01 2018-12-31 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:ResearchAndDevelopmentExpenseMember 2018-01-01 2018-03-31 0000014272 bmy:LossgainonequityinvestmentsMember 2018-01-01 2018-12-31 0000014272 bmy:UpfrontmilestoneandotherlicensingreceiptsMember 2018-01-01 2018-12-31 0000014272 bmy:UpfrontmilestoneandotherlicensingreceiptsMember 2018-07-01 2018-09-30 0000014272 bmy:LitigationChargesRecoveriesMember 2018-01-01 2018-12-31 0000014272 bmy:LossgainonequityinvestmentsMember 2018-04-01 2018-06-30 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:ResearchAndDevelopmentExpenseMember 2018-10-01 2018-12-31 0000014272 bmy:ProvisionForRestructuringMember 2018-01-01 2018-12-31 0000014272 bmy:ProvisionForRestructuringMember 2018-04-01 2018-06-30 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:CostOfSalesMember 2018-10-01 2018-12-31 0000014272 bmy:UpfrontmilestoneandotherlicensingreceiptsMember 2018-04-01 2018-06-30 0000014272 bmy:LitigationChargesRecoveriesMember 2018-10-01 2018-12-31 0000014272 bmy:ProvisionForRestructuringMember 2018-01-01 2018-03-31 0000014272 bmy:UpfrontmilestoneandotherlicensingreceiptsMember 2018-10-01 2018-12-31 0000014272 bmy:GainOnSaleOfProductLinesBusinessesAndAssetsMember 2018-07-01 2018-09-30 0000014272 bmy:GainOnSaleOfProductLinesBusinessesAndAssetsMember 2018-01-01 2018-03-31 0000014272 bmy:UpfrontMilestoneAndOtherLicensingPaymentsMember 2018-01-01 2018-12-31 0000014272 bmy:LitigationChargesRecoveriesMember 2018-04-01 2018-06-30 0000014272 bmy:IntangibleassetimpairmentMember 2018-01-01 2018-12-31 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:CostOfSalesMember 2018-01-01 2018-03-31 0000014272 bmy:LossgainonequityinvestmentsMember 2018-01-01 2018-03-31 0000014272 bmy:UpfrontMilestoneAndOtherLicensingPaymentsMember 2018-10-01 2018-12-31 0000014272 bmy:GainOnSaleOfProductLinesBusinessesAndAssetsMember 2018-04-01 2018-06-30 0000014272 bmy:PensionCurtailmentAndSettlementChargesMember 2018-01-01 2018-03-31 0000014272 bmy:GainOnSaleOfProductLinesBusinessesAndAssetsMember 2018-01-01 2018-12-31 0000014272 bmy:LitigationChargesRecoveriesMember 2018-07-01 2018-09-30 0000014272 bmy:PensionCurtailmentAndSettlementChargesMember 2018-01-01 2018-12-31 0000014272 bmy:UpfrontMilestoneAndOtherLicensingPaymentsMember 2018-07-01 2018-09-30 0000014272 bmy:PensionCurtailmentAndSettlementChargesMember 2018-04-01 2018-06-30 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:ResearchAndDevelopmentExpenseMember 2018-01-01 2018-12-31 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:ResearchAndDevelopmentExpenseMember 2018-04-01 2018-06-30 0000014272 bmy:LossgainonequityinvestmentsMember 2018-10-01 2018-12-31 0000014272 bmy:UpfrontMilestoneAndOtherLicensingPaymentsMember 2018-01-01 2018-03-31 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:CostOfSalesMember 2018-04-01 2018-06-30 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:CostOfSalesMember 2018-07-01 2018-09-30 0000014272 2019-04-01 2019-06-30 0000014272 2019-03-31 0000014272 2019-10-01 2019-12-31 0000014272 2018-09-30 0000014272 2019-07-01 2019-09-30 0000014272 2019-01-01 2019-03-31 0000014272 2018-06-30 0000014272 2019-09-30 0000014272 2018-03-31 0000014272 bmy:PensionCurtailmentAndSettlementChargesMember 2019-01-01 2019-03-31 0000014272 bmy:EmployeecompensationchargesMember us-gaap:SellingGeneralAndAdministrativeExpensesMember 2019-10-01 2019-12-31 0000014272 us-gaap:InvestmentIncomeMember 2019-01-01 2019-03-31 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:ResearchAndDevelopmentExpenseMember 2019-04-01 2019-06-30 0000014272 us-gaap:OtherExpenseMember 2019-01-01 2019-03-31 0000014272 us-gaap:OtherExpenseMember 2019-04-01 2019-06-30 0000014272 bmy:AmortizationofStepupinValueofAcquiredInventoryMember 2019-10-01 2019-12-31 0000014272 bmy:UpfrontmilestoneandotherlicensingreceiptsMember 2019-10-01 2019-12-31 0000014272 bmy:AcquisitionexpensesMember 2019-01-01 2019-03-31 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:SellingGeneralAndAdministrativeExpensesMember 2019-10-01 2019-12-31 0000014272 bmy:AcquisitionexpensesMember 2019-10-01 2019-12-31 0000014272 us-gaap:InterestExpenseMember 2019-01-01 2019-03-31 0000014272 bmy:PensionCurtailmentAndSettlementChargesMember 2019-10-01 2019-12-31 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:SellingGeneralAndAdministrativeExpensesMember 2019-04-01 2019-06-30 0000014272 bmy:UpfrontmilestoneandotherlicensingreceiptsMember 2019-04-01 2019-06-30 0000014272 bmy:ProvisionForRestructuringMember 2019-04-01 2019-06-30 0000014272 bmy:GainOnSaleOfProductLinesBusinessesAndAssetsMember 2019-10-01 2019-12-31 0000014272 us-gaap:InterestExpenseMember 2019-10-01 2019-12-31 0000014272 bmy:EmployeecompensationchargesMember us-gaap:ResearchAndDevelopmentExpenseMember 2019-01-01 2019-12-31 0000014272 bmy:IntegrationexpensesMember 2019-07-01 2019-09-30 0000014272 bmy:EmployeecompensationchargesMember us-gaap:SellingGeneralAndAdministrativeExpensesMember 2019-04-01 2019-06-30 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:ResearchAndDevelopmentExpenseMember 2019-07-01 2019-09-30 0000014272 bmy:EmployeecompensationchargesMember us-gaap:CostOfSalesMember 2019-07-01 2019-09-30 0000014272 us-gaap:OtherExpenseMember 2019-01-01 2019-12-31 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:ResearchAndDevelopmentExpenseMember 2019-01-01 2019-12-31 0000014272 bmy:AmortizationofStepupinValueofAcquiredInventoryMember 2019-01-01 2019-03-31 0000014272 bmy:UpfrontMilestoneAndOtherLicensingPaymentsMember 2019-01-01 2019-03-31 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:CostOfSalesMember 2019-01-01 2019-12-31 0000014272 bmy:LossgainonequityinvestmentsMember 2019-04-01 2019-06-30 0000014272 bmy:LitigationChargesRecoveriesMember 2019-04-01 2019-06-30 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:CostOfSalesMember 2019-10-01 2019-12-31 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:ResearchAndDevelopmentExpenseMember 2019-01-01 2019-03-31 0000014272 us-gaap:InterestExpenseMember 2019-04-01 2019-06-30 0000014272 bmy:LossgainonequityinvestmentsMember 2019-01-01 2019-12-31 0000014272 bmy:AcquisitionexpensesMember 2019-04-01 2019-06-30 0000014272 bmy:EmployeecompensationchargesMember us-gaap:ResearchAndDevelopmentExpenseMember 2019-10-01 2019-12-31 0000014272 us-gaap:InvestmentIncomeMember 2019-10-01 2019-12-31 0000014272 bmy:IntegrationexpensesMember 2019-04-01 2019-06-30 0000014272 bmy:LitigationChargesRecoveriesMember 2019-01-01 2019-12-31 0000014272 bmy:AmortizationofStepupinValueofAcquiredInventoryMember 2019-01-01 2019-12-31 0000014272 bmy:GainOnSaleOfProductLinesBusinessesAndAssetsMember 2019-07-01 2019-09-30 0000014272 bmy:LitigationChargesRecoveriesMember 2019-07-01 2019-09-30 0000014272 bmy:ContingentValueRightsMember 2019-01-01 2019-12-31 0000014272 bmy:PensionCurtailmentAndSettlementChargesMember 2019-07-01 2019-09-30 0000014272 bmy:UpfrontMilestoneAndOtherLicensingPaymentsMember 2019-01-01 2019-12-31 0000014272 bmy:UpfrontMilestoneAndOtherLicensingPaymentsMember 2019-10-01 2019-12-31 0000014272 bmy:EmployeecompensationchargesMember us-gaap:ResearchAndDevelopmentExpenseMember 2019-07-01 2019-09-30 0000014272 us-gaap:InvestmentIncomeMember 2019-01-01 2019-12-31 0000014272 bmy:EmployeecompensationchargesMember us-gaap:SellingGeneralAndAdministrativeExpensesMember 2019-01-01 2019-03-31 0000014272 bmy:ContingentValueRightsMember 2019-01-01 2019-03-31 0000014272 bmy:GainOnSaleOfProductLinesBusinessesAndAssetsMember 2019-01-01 2019-12-31 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:CostOfSalesMember 2019-07-01 2019-09-30 0000014272 bmy:IntegrationexpensesMember 2019-10-01 2019-12-31 0000014272 bmy:IntangibleassetimpairmentMember 2019-01-01 2019-03-31 0000014272 bmy:IntangibleassetimpairmentMember 2019-04-01 2019-06-30 0000014272 bmy:UpfrontMilestoneAndOtherLicensingPaymentsMember 2019-07-01 2019-09-30 0000014272 bmy:ProvisionForRestructuringMember 2019-01-01 2019-03-31 0000014272 bmy:UpfrontmilestoneandotherlicensingreceiptsMember 2019-01-01 2019-03-31 0000014272 bmy:AmortizationofStepupinValueofAcquiredInventoryMember 2019-07-01 2019-09-30 0000014272 bmy:IntangibleassetimpairmentMember 2019-10-01 2019-12-31 0000014272 bmy:IPRDImpairmentsMember 2019-10-01 2019-12-31 0000014272 us-gaap:InterestExpenseMember 2019-07-01 2019-09-30 0000014272 bmy:LitigationChargesRecoveriesMember 2019-10-01 2019-12-31 0000014272 bmy:EmployeecompensationchargesMember us-gaap:ResearchAndDevelopmentExpenseMember 2019-04-01 2019-06-30 0000014272 bmy:EmployeecompensationchargesMember us-gaap:CostOfSalesMember 2019-01-01 2019-03-31 0000014272 bmy:IPRDImpairmentsMember 2019-01-01 2019-12-31 0000014272 bmy:IPRDImpairmentsMember 2019-01-01 2019-03-31 0000014272 bmy:EmployeecompensationchargesMember us-gaap:ResearchAndDevelopmentExpenseMember 2019-01-01 2019-03-31 0000014272 bmy:EmployeecompensationchargesMember us-gaap:CostOfSalesMember 2019-10-01 2019-12-31 0000014272 bmy:AmortizationofStepupinValueofAcquiredInventoryMember 2019-04-01 2019-06-30 0000014272 bmy:IPRDImpairmentsMember 2019-07-01 2019-09-30 0000014272 bmy:EmployeecompensationchargesMember us-gaap:CostOfSalesMember 2019-04-01 2019-06-30 0000014272 us-gaap:InterestExpenseMember 2019-01-01 2019-12-31 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:SellingGeneralAndAdministrativeExpensesMember 2019-01-01 2019-03-31 0000014272 bmy:UpfrontMilestoneAndOtherLicensingPaymentsMember 2019-04-01 2019-06-30 0000014272 bmy:LossgainonequityinvestmentsMember 2019-07-01 2019-09-30 0000014272 bmy:ContingentValueRightsMember 2019-04-01 2019-06-30 0000014272 us-gaap:InvestmentIncomeMember 2019-07-01 2019-09-30 0000014272 bmy:PensionCurtailmentAndSettlementChargesMember 2019-01-01 2019-12-31 0000014272 bmy:GainOnSaleOfProductLinesBusinessesAndAssetsMember 2019-01-01 2019-03-31 0000014272 bmy:ContingentValueRightsMember 2019-07-01 2019-09-30 0000014272 bmy:EmployeecompensationchargesMember us-gaap:SellingGeneralAndAdministrativeExpensesMember 2019-01-01 2019-12-31 0000014272 bmy:IPRDImpairmentsMember 2019-04-01 2019-06-30 0000014272 bmy:ProvisionForRestructuringMember 2019-10-01 2019-12-31 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:ResearchAndDevelopmentExpenseMember 2019-10-01 2019-12-31 0000014272 bmy:IntangibleassetimpairmentMember 2019-07-01 2019-09-30 0000014272 bmy:ProvisionForRestructuringMember 2019-07-01 2019-09-30 0000014272 bmy:IntangibleassetimpairmentMember 2019-01-01 2019-12-31 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:SellingGeneralAndAdministrativeExpensesMember 2019-07-01 2019-09-30 0000014272 bmy:LossgainonequityinvestmentsMember 2019-10-01 2019-12-31 0000014272 bmy:UpfrontmilestoneandotherlicensingreceiptsMember 2019-01-01 2019-12-31 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:SellingGeneralAndAdministrativeExpensesMember 2019-01-01 2019-12-31 0000014272 bmy:EmployeecompensationchargesMember us-gaap:CostOfSalesMember 2019-01-01 2019-12-31 0000014272 bmy:AcquisitionexpensesMember 2019-01-01 2019-12-31 0000014272 bmy:ProvisionForRestructuringMember 2019-01-01 2019-12-31 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:CostOfSalesMember 2019-04-01 2019-06-30 0000014272 bmy:AcquisitionexpensesMember 2019-07-01 2019-09-30 0000014272 us-gaap:OtherExpenseMember 2019-10-01 2019-12-31 0000014272 bmy:UpfrontmilestoneandotherlicensingreceiptsMember 2019-07-01 2019-09-30 0000014272 bmy:LitigationChargesRecoveriesMember 2019-01-01 2019-03-31 0000014272 bmy:IntegrationexpensesMember 2019-01-01 2019-12-31 0000014272 bmy:IntegrationexpensesMember 2019-01-01 2019-03-31 0000014272 bmy:GainOnSaleOfProductLinesBusinessesAndAssetsMember 2019-04-01 2019-06-30 0000014272 bmy:PensionCurtailmentAndSettlementChargesMember 2019-04-01 2019-06-30 0000014272 bmy:AcceleratedDepreciationandOtherShutdownCostsMember us-gaap:CostOfSalesMember 2019-01-01 2019-03-31 0000014272 bmy:EmployeecompensationchargesMember us-gaap:SellingGeneralAndAdministrativeExpensesMember 2019-07-01 2019-09-30 0000014272 us-gaap:InvestmentIncomeMember 2019-04-01 2019-06-30 0000014272 bmy:LossgainonequityinvestmentsMember 2019-01-01 2019-03-31 0000014272 bmy:ContingentValueRightsMember 2019-10-01 2019-12-31 0000014272 us-gaap:OtherExpenseMember 2019-07-01 2019-09-30 xbrli:pure iso4217:USD iso4217:USD xbrli:shares xbrli:shares bmy:percentage iso4217:EUR iso4217:AUD bmy:lawsuits

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

___________________________

FORM 10-K

___________________________

☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE

SECURITIES EXCHANGE ACT OF 1934

For the fiscal year ended December 31, 2019

OR

☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE

SECURITIES EXCHANGE ACT OF 1934

For the transition period from ______ to _______

430 E. 29th Street, 14FL, New York, NY 10016

(Address of principal executive offices)

(212) 546-4000

(Registrant’s telephone number, including area code)

Securities registered pursuant to Section 12(g) of the Act:

___________________________

Indicate by check mark if the registrant is a well-known seasoned issuer, as defined in Rule 405 of the Securities Act.    Yes  ☒    No  ☐

Indicate by check mark if the registrant is not required to file reports pursuant to Section 13 or Section 15(d) of the Act.    Yes  ☐    No  ☒

Indicate by check mark whether the registrant (1) has 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 the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days.    Yes  ☒    No  ☐

Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files).    Yes  ☒  No  ☐

Indicate by check mark if disclosure of delinquent filers pursuant to Item 405 of Regulation S-K (§229.405 of this chapter) is not contained herein, and will not be contained, to the best of the registrant’s knowledge, in definitive proxy or information statements incorporated by reference in Part III of this Form 10-K or any amendment to this Form 10-K.   ☐

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company, or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act. 

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).    Yes  ☐    No  ☒

The aggregate market value of the 1,634,012,788 shares of voting common equity held by non-affiliates of the registrant, computed by reference to the closing price as reported on the New York Stock Exchange, as of the last business day of the registrant’s most recently completed second fiscal quarter was approximately $74,102,479,936. Bristol-Myers Squibb has no non-voting common equity. At February 1, 2020, there were 2,257,510,796 shares of common stock outstanding.

DOCUMENTS INCORPORATED BY REFERENCE: Portions of the definitive proxy statement for the registrant’s Annual Meeting of Shareholders to be filed within 120 days after the conclusion of the registrant's fiscal year ended December 31, 2019 with the U.S. Securities and Exchange Commission pursuant to Regulation 14A of the Securities Exchange Act of 1934, as amended, are incorporated by reference into Part III of this Annual Report on Form 10-K to the extent described therein.

BRISTOL-MYERS SQUIBB COMPANY

INDEX TO FORM 10-K

December 31, 2019