QCOM


Line plots across dimensions of each concept
Tables

Table of contents



us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:Revenues
us-gaap:ConsolidationItems
us-gaap:StatementBusinessSegments

us-gaap:CostOfRevenue
us-gaap:ConsolidationItems

us-gaap:SellingGeneralAndAdministrativeExpense
us-gaap:ConsolidationItems

us-gaap:InterestExpense
us-gaap:ConsolidationItems

us-gaap:CostsAndExpenses

us-gaap:ResearchAndDevelopmentExpense
us-gaap:ConsolidationItems

us-gaap:SellingGeneralAndAdministrativeExpense
us-gaap:ConsolidationItems

us-gaap:OperatingIncomeLoss

us-gaap:InterestExpense
us-gaap:ConsolidationItems

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
us-gaap:ConsolidationItems
us-gaap:StatementBusinessSegments

us-gaap:IncomeTaxExpenseBenefit
us-gaap:IncomeTaxAuthority

us-gaap:ProfitLoss

us-gaap:ComprehensiveIncomeNetOfTax
us-gaap:StatementEquityComponents
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:NetIncomeLoss

us-gaap:Assets
us-gaap:ConsolidationItems
us-gaap:StatementBusinessSegments

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:InventoryNet
us-gaap:StatementBusinessSegments

us-gaap:OtherAssetsCurrent

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures

us-gaap:Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:OtherAssetsNoncurrent

us-gaap:LiabilitiesCurrent

us-gaap:DebtCurrent

us-gaap:AccountsPayableCurrent

us-gaap:OtherLiabilitiesCurrent

us-gaap:LongTermDebt

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:CommonStocksIncludingAdditionalPaidInCapital

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss

us-gaap:ProfitLoss

us-gaap:DepreciationDepletionAndAmortization

us-gaap:IncreaseDecreaseInInventories

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsForRepurchaseOfCommonStock
us-gaap:LongtermDebtType
us-gaap:DebtInstrumentInterestRateStatedPercentage

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:ShareBasedCompensation

us-gaap:UnrecognizedTaxBenefits

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

qcom:AcquisitionsAndOtherInvestmentsNetofCashAcquired

qcom:EquipmentAndServices

qcom:IncomeTaxProvisionLessThanInExcessOfIncomeTaxPayments

qcom:LicensingRevenues

qcom:NetLossesGainsOnDeferredCompensationPlanAssets

qcom:OthergainslossesOthercomprehensiveincome
us-gaap:StatementEquityComponents
us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation
us-gaap:StatementEquityComponents
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AssetImpairmentCharges

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CommonStockDividendsPerShareDeclared
us-gaap:SubsequentEventType

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod

us-gaap:DerivativeGainLossOnDerivativeNet
us-gaap:StatementEquityComponents
us-gaap:Dividends

us-gaap:EffectOfExchangeRateOnCashAndCashEquivalents

us-gaap:ForeignCurrencyTransactionGainLossBeforeTax

us-gaap:GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments

us-gaap:GainLossOnSaleOfOtherInvestments

us-gaap:GainLossRelatedToLitigationSettlement

us-gaap:ImpairmentOfInvestments

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncreaseDecreaseInAccountsPayableTrade

us-gaap:IncreaseDecreaseInAccruedLiabilities

us-gaap:IncreaseDecreaseInDeferredRevenue

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInReceivables

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InvestmentIncomeInterestAndDividend

us-gaap:InvestmentIncomeNonoperating
us-gaap:ConsolidationItems

us-gaap:MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments
us-gaap:StatementEquityComponents
us-gaap:NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification

us-gaap:OperatingLeaseExpense

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax

us-gaap:OtherNoncashIncomeExpense

us-gaap:OtherOperatingIncomeExpenseNet
us-gaap:ConsolidationItems

us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsOfOrdinaryDividends

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsToAcquireProductiveAssets

us-gaap:ProceedsFromIssuanceOfCommercialPaper

us-gaap:ProceedsFromIssuanceOfCommonStock

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax

us-gaap:RepaymentsOfCommercialPaper
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodValueNewIssues
us-gaap:ShareRepurchaseProgram
us-gaap:StockRepurchasedAndRetiredDuringPeriodShares
us-gaap:SubsequentEventType
us-gaap:ShareRepurchaseProgram
us-gaap:StockRepurchasedAndRetiredDuringPeriodValue
us-gaap:StatementEquityComponents
us-gaap:SubsequentEventType

us-gaap:AccountsAndOtherReceivablesNetCurrent
us-gaap:StatementBusinessSegments

us-gaap:AccruedIncomeTaxesNoncurrent
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:AssetsFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency

us-gaap:AvailableForSaleSecuritiesCurrent
us-gaap:FinancialInstrument

us-gaap:AvailableForSaleSecuritiesNoncurrent
us-gaap:FinancialInstrument
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency

us-gaap:CommercialPaper

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredRevenueCurrent

us-gaap:DeferredRevenueNoncurrent
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeAssets
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeLiabilities
us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeNotionalAmount

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EquityMethodInvestments

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueAmount

us-gaap:InventoryFinishedGoodsNetOfReserves

us-gaap:InventoryRawMaterialsNetOfReserves

us-gaap:InventoryWorkInProcessNetOfReserves
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:InvestmentsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:LiabilitiesFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency
us-gaap:CreditFacility, us-gaap:DebtInstrument
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

us-gaap:LongTermDebtFairValue

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
us-gaap:LitigationCase
us-gaap:LossContingencyAccrualCarryingValueCurrent

us-gaap:MarketableSecuritiesCurrent
us-gaap:FinancialInstrument

us-gaap:MarketableSecuritiesNoncurrent
us-gaap:FinancialInstrument

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityNoncurrent
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:OtherAssetsFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency

us-gaap:OtherLiabilities
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:OtherLiabilitiesFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency

us-gaap:RevenueRemainingPerformanceObligation
us-gaap:ShareRepurchaseProgram
us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1

Tables

  2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
us-gaap:CommonStockSharesIssued ▁▁▁▂▂▂▂▅▅▅▅▅▅▅▅▅▅▅▆▆▇▇▇▇██████████▇▇▇▇▇112711431145121812141210121914691482148014741476147714781476147314671495152415781633165416691678168616871685172217261716170617121711168716811677166616341612NANANA
us-gaap:CommonStockSharesOutstanding ▁▁▁▂▂▂▂▅▅▅▅▅▅▅▅▅▅▅▆▆▇▇▇▇██████████▇▇▇▇▇112711431145121812141210121914691482148014741476147714781476147314671495152415781633165416691678168616871685172217261716170617121711168716811677166616341612NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▁█11511159NA123112171223NA148714941477NA149114891495NA148614981517NA162916671686NA171417191722NA176517631751NA175817431721NA170916891648NA164216781691
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic ▁█11391144NA121712131213NA147814821477NA147814771478NA147114871502NA160816451661NA168316881688NA172717221709NA171516981684NA167316541623NA162916621672
us-gaap:EarningsPerShareBasic ▆▇▆█▇▇▅▇▆▁▆▇▆▆▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▆▆0.410.810.421.770.550.88-0.350.820.25-4.030.110.590.510.461.080.980.781.00.680.740.641.191.131.331.161.110.880.911.081.120.750.71.310.830.630.620.60.720.540.470.470.5
us-gaap:EarningsPerShareDiluted ▆▇▆█▇▇▅▇▆▁▆▇▆▆▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▆▆▆0.410.80.421.750.550.87-0.350.820.24-4.030.110.580.50.461.070.970.780.990.670.730.631.171.111.311.141.090.860.91.061.090.730.691.280.810.620.610.590.710.530.470.460.5
  2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
us-gaap:Revenues ▄▃▃█▃▃▄▄▄▄▄▄▃▄▅▄▄▄▄▄▅▅▅▅▅▅▅▅▄▄▃▃▃▃▂▂▂▂▁▁▁▁521650774814963549824842580355995261606859055371501659996184604455515775545658326894709966926806636766226480624361246018487146264943468141173623387533482952270026632670
 us-gaap:Revenues us-gaap:StatementBusinessSegments qcom:Qct▄▂▂▂▂▂▆▄▃▆▆▄▂▄▄▃▁▄▂▃▅█▇▇▄▆41003618361135673722373946474087389746514650405236764101412438533337409636253853443452424849495742434616NA422239164120NA286930593085NA219419622116NA1691NANA
 us-gaap:Revenues us-gaap:StatementBusinessSegments qcom:Qtl▁▃▂▂▂▁▂▃▂▂▂▂▇▅▅▆▇▄▅▆█▅▅▅▆▅10721404115812921122101811381465126012991213117222491811188420382135160717851931241418161795180320711900NA186720571757NA159317231440NA125717461057NA847NANA
us-gaap:CostOfRevenue ▂▁▁▁▁▂▇▄▂▅▅▄▂▃▄▄▁▄▂▄▅█▆▆▄▅22972113211821142179218828502491223926632652248822082443253925342141253422522451262830472757274024822706NA249723722237NA171917831754NA127813631130NA852809816
us-gaap:SellingGeneralAndAdministrativeExpense ▁▂▂▂▃▂▅▄█▆▆▅▃▃▃▃▃▃▄▃▂▃▂▃▂▄483528549547573526689655869773741710615591568620619578655577545567545582539623NA613661587NA544595503NA475585437NA332430379
 us-gaap:SellingGeneralAndAdministrativeExpense us-gaap:ConsolidationItems us-gaap:MaterialReconcilingItems▁▃▃▄▂▁▂▁█▅▅▆▄▄▃▃▃▃▂▄▃561171281398464966025816116619713814510512112512795137100NANANANANANANANANANANANANANANANANANANANANA
us-gaap:InterestExpense ▆▆▆▆▆▆██▇▇▆▅▅▄▄▃▃▃▃▂▁▁▁▁▁▁14614815016016215620721217917016413310790767572747032111033NA778NA182927NA-29-34-28NA-10-7-9
 us-gaap:InterestExpense us-gaap:ConsolidationItems us-gaap:MaterialReconcilingItems▆▆▆▆▆▆██▇▇▆▅▅▄▄▃▃▃▄▁▁145147148158159153205208179170163130106897574717010101NANANANANANANANANANANANANANANANANANANANANA
us-gaap:CostsAndExpenses ▂▁▁▂▁▁█▃▃▇▅▃▂▄▂▂▁▁▂▃▅▄▃▃▂▄▃▃▂42254047411443184042413264574674482060395571459842875221438044524136409043164597555850354700473143775129489345664247NANANANANANANANANANANANANA
us-gaap:ResearchAndDevelopmentExpense █▆▇▅▃▂▆▆▆▇▆▆▆▃▁▂▃▅▅▆▅▅▅▇▅▄14681406144113801308126913881416140214201398139113861311122912681301135213571407137513521364142913561328NA129812141106NA974954873NA757740671NA623648596
 us-gaap:ResearchAndDevelopmentExpense us-gaap:ConsolidationItems us-gaap:MaterialReconcilingItems▃▅█▇▃▁▇▆▅▆▅▅▆▅▃▃▂▃▂▂▄216259344307190147310293271280253257277269197199186216185188226NANANANANANANANANANANANANANANANANANANANANA
us-gaap:SellingGeneralAndAdministrativeExpense ▁▂▂▂▃▂▅▄█▆▆▅▃▃▃▃▃▃▄▃▂▃▂▃▂▄483528549547573526689655869773741710615591568620619578655577545567545582539623NA613661587NA544595503NA475585437NA332430379
 us-gaap:SellingGeneralAndAdministrativeExpense us-gaap:ConsolidationItems us-gaap:MaterialReconcilingItems▁▃▃▄▂▁▂▁█▅▅▆▄▄▃▃▃▃▂▄▃561171281398464966025816116619713814510512112512795137100NANANANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingIncomeLoss ▃▃▃█▃▃▁▃▂▂▂▃▃▃▄▄▃▄▃▃▃▄▄▄▄▄▄▄▄▄▃▃▄▄▃▃▃▃▃▃▃▃99110307015317940710-65492544129333773729778180415921415168511401235133620641992207519901493158816771877208812351382151415511238111310731110958893776879
us-gaap:InterestExpense ▆▆▆▆▆▆██▇▇▆▅▅▄▄▃▃▃▃▂▁▁▁▁▁▁14614815016016215620721217917016413310790767572747032111033NA778NA182927NA-29-34-28NA-10-7-9
 us-gaap:InterestExpense us-gaap:ConsolidationItems us-gaap:MaterialReconcilingItems▆▆▆▆▆▆██▇▇▆▅▅▄▄▃▃▃▄▁▁145147148158159153205208179170163130106897574717010101NANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▃▃▃█▃▃▁▃▂▂▂▃▃▃▄▄▄▄▃▃▄▄▄▅▄▄5989476145501806559-800956358-27417858857870196016931470171012511398153922982252249722721757NA191021362327NA158117341721NA127416191470NA1076NANA
 us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest us-gaap:StatementBusinessSegments qcom:Qct▅▃▃▃▄▄▅▄▄▇▇▄▃▅▅▂▁▄▂▂▅█▇█▅▆▅▅▅667479499504542598796607608955973575475724687365170590280289750114610451116740906702738681NANANANANANANANANANANANANA
 us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest us-gaap:StatementBusinessSegments qcom:Qtl▁▃▂▂▁▁▂▃▂▂▂▂▇▅▅▆▇▄▅▆█▅▅▅▇▆6711017792898674590739104985088782985419591532158317491857133914871654216215791536155018341670NA16331803NANA14071540NANANANANANANANANA
us-gaap:IncomeTaxExpenseBenefit ▂▂▂▅▂▁▁▁▂█▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂130221083352143-509-287-263-55926260-7108189361250306214190215487327358260314313NA332273424NA375296321NA289263159NA244191211
us-gaap:ProfitLoss ▆▇▇█▇▇▆▇▆▁▆▇▇▇▇▇▇▇▇▇▇█████▇▇██▇▇█▇▇▇▇▇46892550621496631068-4931219363-595316886574968115991443116414961060118310521971189322371958187415011578186319031263120321991395104910299951170NA767774841
us-gaap:ComprehensiveIncomeNetOfTax ▆▇▆█▇▇▆▇▇▁▆▇▇▆█▇▇▇▇▇▇█████38696241121716341056-551997523-595126292679244016831628125513727541215109717661703225319841906NA125720071920NA101625441543NA98410441230NA476850NA
us-gaap:NetIncomeLoss ▆▇▇█▇▇▆▇▆▁▆▇▇▇▇▇▇▇▇▇▇█████▇▇██▇▇█▇▇▇▇▇▇▇▇▇46892550621496631068-5131219363-595316886674968215991444116414981061118410531972189422381959187515011580186619061271120722301401105610359991170865767774841
  2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
us-gaap:Assets ▁▂▁▂▂▂▁▇████▆▅▅▅▅▅▅▅▄▅▅▅▄▄▄▄▄▄▃▃▃▂▂▂▂▁▁319383311132957341333402334246326866209064126643516548664379560795236652359507865006050229507965229547173484474857448355478754628245516468094759944841430124244541531376063642235100338243129130572NANANA
 us-gaap:Assets us-gaap:ConsolidationItems us-gaap:MaterialReconcilingItems▁▁▁▂▁▁▁▇████▆▆▆▅▅2590627402274012828727277278612689456073576905836558884579344886447500478104668146037NA46623NANANA44290NANANANANANANANANANANANANANANANANANANA
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us-gaap:Liabilities ▅▅▅▅▆▆▆███▇▆▅▄▄▄▄▄▃▃▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁28893285982804828670301573062931758390224030740427347403309624745211602059120148204231999619382190999339962894089568962292559429922699719487946798409661910994508799882385559714NANANA
us-gaap:LiabilitiesAndStockholdersEquity ▁▂▁▂▂▂▁▇████▆▅▅▅▅▅▅▅▄▅▅▅▄▄▄▄▄▄▃▃▃▂▂▂▂▁▁319383311132957341333402334246326866209064126643516548664379560795236652359507865006050229507965229547173484474857448355478754628245516468094759944841430124244541531376063642235100338243129130572NANANA
  2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
us-gaap:AssetsCurrent ▂▂▂▂▂▂▂██▇█▄▂▂▃▃▃▃▃▄▃▃▃▃▃▃▃▂▂▂▂▂▂▁▁▁▂▁▁153131620516765192041632416294173844431845544409664359327021169081577922981209792015720338220992592820740227612241322408210082058519555159721776617103156451637717861140341429312833148501233112133NANANA
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us-gaap:OtherAssetsCurrent ▂▂▂▂▂▂▂█▂▂▂▂▂▃▂▂▂▂▂▂▂▂▁▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁▁5866256346826318556993460641638618624659972558592590664687581733528401535521510572506582595473400327236346210174255275NANANA
  2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
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us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures 936NA11301130113310941052NANANA982NANANA855NANANA620NANANANANANANANANANANANANANANANANANANANANANANA
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  2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
us-gaap:LiabilitiesCurrent ▄▄▄▅▅▅▅█▆▆▅▄▅▃▃▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▂▁▁▁▂977491948935108531051710556112361621212660120271090791631014579947311684370266503610060836169640560136021590153135213502852635005530255165178499452894464438539435468NANANA
us-gaap:DebtCurrent ▃▃▃▃▁▁▁█▄▄▃▃2499249824963000998998100571033733346524952495NANA1749NANANANANANANANANANANANANANANANANANANANANANANANANANANA
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us-gaap:OtherLiabilitiesCurrent ▅▄▄▅███▆▇▆▅▄▆▄▂▂▂▃▃▂▂▂▂▃▃▃▂▂▂▁▂▂▂▂▂▁▁▁▁398635283458472567416831682555795709534947563558545032452261211320492610235622941868225222432676298627622276198319041473172322771580196720541418147412111085NANANA
  2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
us-gaap:LongTermDebt ▄▄▄▅▅▅▅▅████▁▁▁▁▁▁▁▁1344913437134371542815405153881536515378193611938119398194039939993510008100249993995099699913NANA0NANANANANANANANANANANANANANANANANANANA
  2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest ▁▂▂▂▂▁▁▅▅▅▆▇▇▇▇▆▆▆▇▇██████▇██▇▇▇▇▆▆▆▅▅▅3045451349095463386636179282306823819239243074631283313343120631768306382963730233314143319637834388193916638787382533702736087375833762835354335453260531870284972697226301250012273620858NANANA
 us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents us-gaap:RetainedEarnings▂▂▂▂▂▂▁▆▆▆█29904376446646873309341566322644226952322230088NANANA30936NANANA31226NANANA30799NANANA25461NANANA20701NANANA16204NANANANANANANA
us-gaap:CommonStocksIncludingAdditionalPaidInCapital ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▅▆▇▇█00343581384000495265274225346214414169000049566334773683469347NA9874NANANANANANANANANANANANANANANA
us-gaap:RetainedEarningsAccumulatedDeficit ▂▂▂▂▂▂▁▆▆▆▇████▇▇▇█████▇▇▇▆▆▆▆▅▅▅▅▄▄▄▄▄2990437644664687330934156632274522779232733008830778307683081530936301342948530172312263269932411320613079929618280972673725461245642359922172207011986819090172371620415516148401416113305NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▁▂▁▂▂▂▃▃▅▃▃▃▂▂▄▃▂▁▂▄▄▄▅▇▆▆▆▆█▇▇▅▆▄▃▆▆▆▆55137100195173202265323545386384291230186428344160691955034724286348258107847536981021880866620809495353744802757697NANANA
  2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
us-gaap:NetCashProvidedByUsedInOperatingActivities ▁█10831118NANA794356-4362053NA1762NANANANANANANA273916842116-65823641619267318142781NANANA1975NANANA1779NANANA48NANANA1239
us-gaap:NetCashProvidedByUsedInInvestingActivities ▁█-1566-203NANA-109-152NANANANANANANANANANANA-716-1352-15301046-1736-87906-2903445NANANA-1227NANANA-2068NANANA554NANANA-172
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁█-2209-1659NANA-644-1887NANANANANANANANANANANA-2665-27493904-1213-2203-1563-1976-868-1073NANANA-275NANANA-191NANANA561NANANA-120
  2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
us-gaap:NetCashProvidedByUsedInOperatingActivities ▁█10831118NANA794356-4362053NA1762NANANANANANANA273916842116-65823641619267318142781NANANA1975NANANA1779NANANA48NANANA1239
us-gaap:NetIncomeLoss ▆▇▇█▇▇▆▇▆▁▆▇▇▇▇▇▇▇▇▇▇█████▇▇██▇▇█▇▇▇▇▇▇▇▇▇46892550621496631068-5131219363-595316886674968215991444116414981061118410531972189422381959187515011580186619061271120722301401105610359991170865767774841
us-gaap:ProfitLoss ▆▇▇█▇▇▆▇▆▁▆▇▇▇▇▇▇▇▇▇▇█████▇▇██▇▇█▇▇▇▇▇46892550621496631068-4931219363-595316886574968115991443116414961060118310521971189322371958187415011578186319031263120321991395104910299951170NA767774841
us-gaap:DepreciationDepletionAndAmortization ▁▂▂▂▁▂▆█340351350353345353396414NA363397393342329336356372364326NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncreaseDecreaseInInventories █▃▆▄▃▃▁▃28017178463118-92-2NA-16218-63-109354218-90212-291-215-2811003032713784-237NANANA247NANANA-50NANANA-45NANANA101
  2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
us-gaap:NetCashProvidedByUsedInInvestingActivities ▁█-1566-203NANA-109-152NANANANANANANANANANANA-716-1352-15301046-1736-87906-2903445NANANA-1227NANANA-2068NANANA554NANANA-172
  2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁█-2209-1659NANA-644-1887NANANANANANANANANANANA-2665-27493904-1213-2203-1563-1976-868-1073NANANA-275NANANA-191NANANA561NANANA-120
us-gaap:PaymentsForRepurchaseOfCommonStock ▂▁▁▁▁▁█▁15787627056901019211551000NA2253153002834442251001548205022305405194716641195135010021002NANANA250NANANA99NANANA0NANANANA
  2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:LongtermDebtType qcom:FixedRate300NotesDueMay2020220.03NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA

Common Stock Value

Common Stock Par Or Stated Value Per Share

Shares Issued

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value112711431145121812141210121914691482148014741476147714781476147314671495152415781633165416691678168616871685172217261716170617121711168716811677166616341612
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value112711431145121812141210121914691482148014741476147714781476147314671495152415781633165416691678168616871685172217261716170617121711168716811677166616341612
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Authorized

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding



Period End2020-03-292019-12-292019-06-302019-03-312018-12-302018-06-242018-03-252017-12-242017-06-252017-03-262016-12-252016-06-262016-03-272015-12-272015-06-282015-03-292014-12-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-272010-03-282009-12-27
Value11511159123112171223148714941477149114891495148614981517162916671686171417191722176517631751175817431721170916891648164216781691
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic



Period End2020-03-292019-12-292019-06-302019-03-312018-12-302018-06-242018-03-252017-12-242017-06-252017-03-262016-12-252016-06-262016-03-272015-12-272015-06-282015-03-292014-12-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-272010-03-282009-12-27
Value11391144121712131213147814821477147814771478147114871502160816451661168316881688172717221709171516981684167316541623162916621672
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
Value0.410.810.421.770.550.88-0.350.820.25-4.030.110.590.510.461.080.980.781.00.680.740.641.191.131.331.161.110.880.911.081.120.750.71.310.830.630.620.60.720.540.470.470.5
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
Value0.410.80.421.750.550.87-0.350.820.24-4.030.110.580.50.461.070.970.780.990.670.730.631.171.111.311.141.090.860.91.061.090.730.691.280.810.620.610.590.710.530.470.460.5
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Basic Share

Income Loss From Continuing Operations Per Diluted Share

Revenues

us-gaap:Revenues



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
Value521650774814963549824842580355995261606859055371501659996184604455515775545658326894709966926806636766226480624361246018487146264943468141173623387533482952270026632670
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-29
Value34353647584058-1277488-291-909731621416763424846
Percentage of Revenues0.70.70.749.40.81.2-0.00.51.41.5-0.01.7-18.11.22.62.31.21.10.80.80.7
Percentage of Revenues0.70.70.749.40.81.2-0.00.51.41.5-0.01.7-18.11.22.62.31.21.10.80.80.7
Percentage of Revenues us-gaap:MaterialReconcilingItems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

qcom:Qct



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-27
Value410036183611356737223739464740873897465146504052367641014124385333374096362538534434524248494957424346164222391641202869305930852194196221161691
Percentage of Revenues78.671.375.037.074.777.280.173.074.176.678.775.473.368.466.763.760.170.966.466.164.373.872.572.866.669.767.663.968.562.061.965.960.650.663.262.6
Percentage of Revenues78.671.375.037.074.777.280.173.074.176.678.775.473.368.466.763.760.170.966.466.164.373.872.572.866.669.767.663.968.562.061.965.960.650.663.262.6
Percentage of Revenues qcom:Qct100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

qcom:Qsi



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-27
Value102091898272020303043560141412129400000000000000000
Percentage of Revenues0.20.40.20.22.00.60.30.40.60.50.71.00.00.20.20.20.20.20.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Revenues0.20.40.20.22.00.60.30.40.60.50.71.00.00.20.20.20.20.20.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Revenues qcom:Qsi100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

qcom:Qtl



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-27
Value10721404115812921122101811381465126012991213117222491811188420382135160717851931241418161795180320711900186720571757159317231440125717461057847
Percentage of Revenues20.627.724.113.422.521.019.626.223.921.420.521.844.830.230.533.738.527.832.733.135.025.626.826.532.528.729.933.629.234.434.930.834.745.131.631.4
Percentage of Revenues20.627.724.113.422.521.019.626.223.921.420.521.844.830.230.533.738.527.832.733.135.025.626.826.532.528.729.933.629.234.434.930.834.745.131.631.4
Percentage of Revenues qcom:Qtl100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllOtherSegments



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-25
Value3435363540584977748893796573164142686443494743504753108-2-314253
Percentage of Revenues0.70.70.70.40.81.20.81.41.41.51.61.51.31.22.72.31.21.10.80.80.70.60.70.70.81.6-0.0-0.02.40.10.1
Percentage of Revenues0.70.70.70.40.81.20.81.41.41.51.61.51.31.22.72.31.21.10.80.80.70.60.70.70.81.6-0.0-0.02.40.10.1
Percentage of Revenues us-gaap:AllOtherSegments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Cost Of Revenue

us-gaap:CostOfRevenue



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-272010-03-282009-12-27
Value22972113211821142179218828502491223926632652248822082443253925342141253422522451262830472757274024822706249723722237171917831754127813631130852809816
Percentage of CostOfRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues44.041.644.021.943.745.249.144.542.643.944.946.344.040.741.141.938.643.941.342.038.142.941.240.339.040.940.038.737.237.236.137.535.335.233.831.630.430.6

us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-29
Value84901091031041141241351111171151881199598130115150976574
Percentage of CostOfRevenue3.74.35.14.94.85.24.45.45.04.44.37.65.43.93.95.15.45.94.32.72.8
Percentage of Revenues1.61.82.31.12.12.42.12.42.11.91.93.52.41.61.62.22.12.61.81.11.1
Percentage of Revenues us-gaap:MaterialReconcilingItems247.1257.1302.82.2260.0196.6-12400.0500.0150.0133.0-5750.0206.6-13.1130.160.592.2171.6238.1231.0135.4160.9

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-272010-03-282009-12-27
Value483528549547573526689655869773741710615591568620619578655577545567545582539623613661587544595503475585437332430379
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues9.310.411.45.711.510.911.911.716.512.712.513.212.39.99.210.311.210.012.09.97.98.08.18.68.59.49.810.89.811.812.010.713.115.113.112.316.114.2

us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-29
Value561171281398464966025816116619713814510512112512795137100
Percentage of SellingGeneralAndAdministrativeExpense11.622.223.325.414.712.213.99.229.720.822.427.722.424.518.519.520.222.014.523.718.3
Percentage of Revenues1.12.32.71.41.71.31.71.14.92.72.83.72.82.41.72.02.32.21.72.31.5
Percentage of Revenues us-gaap:MaterialReconcilingItems164.7334.3355.62.9210.0110.3-9600.0222.2348.6183.0-8300.0216.5-15.2198.664.885.8186.6201.6226.2285.4217.4

Interest Expense

us-gaap:InterestExpense



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-272010-03-282009-12-27
Value14614815016016215620721217917016413310790767572747032111033778182927-29-34-28-10-7-9
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues2.82.93.11.73.33.23.63.83.42.82.82.52.11.51.21.21.31.31.30.50.00.00.00.00.00.00.10.10.10.40.60.6-0.8-0.9-0.8-0.4-0.3-0.3

us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-29
Value145147148158159153205208179170163130106897574717010101
Percentage of InterestExpense99.399.398.798.898.198.199.098.1100.0100.099.497.799.198.998.798.798.694.6144.30.0100.0
Percentage of Revenues2.82.93.11.63.23.23.53.73.42.82.82.42.11.51.21.21.31.21.90.00.0
Percentage of Revenues us-gaap:MaterialReconcilingItems426.5420.0411.13.3397.5263.8-20500.0770.4241.9193.2-8150.0142.9-11.7121.946.352.5106.0111.1240.50.02.2

Costs And Expenses

us-gaap:CostsAndExpenses



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-31
Value42254047411443184042413264574674482060395571459842875221438044524136409043164597555850354700473143775129489345664247
Percentage of CostsAndExpenses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues81.079.785.544.881.185.3111.383.591.699.594.385.685.587.070.873.774.570.879.178.880.670.970.269.568.777.575.573.169.4

Research And Development Expense

us-gaap:ResearchAndDevelopmentExpense



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-272010-03-282009-12-27
Value14681406144113801308126913881416140214201398139113861311122912681301135213571407137513521364142913561328129812141106974954873757740671623648596
Percentage of ResearchAndDevelopmentExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues28.127.729.914.326.326.223.925.326.623.423.725.927.621.919.921.023.423.424.924.119.919.020.421.021.320.120.819.818.421.119.318.620.919.120.023.124.322.3

us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-29
Value216259344307190147310293271280253257277269197199186216185188226
Percentage of ResearchAndDevelopmentExpense14.718.423.922.214.511.622.320.719.319.718.118.520.020.516.015.714.316.013.613.416.4
Percentage of Revenues4.15.17.13.23.83.05.35.25.24.64.34.85.54.53.23.33.43.73.43.23.3
Percentage of Revenues us-gaap:MaterialReconcilingItems635.3740.0955.66.5475.0253.4-31000.01085.2366.2318.2-12650.0282.4-30.5368.5121.6141.1277.6342.9440.5391.7491.3

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-272010-03-282009-12-27
Value483528549547573526689655869773741710615591568620619578655577545567545582539623613661587544595503475585437332430379
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues9.310.411.45.711.510.911.911.716.512.712.513.212.39.99.210.311.210.012.09.97.98.08.18.68.59.49.810.89.811.812.010.713.115.113.112.316.114.2

us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-29
Value561171281398464966025816116619713814510512112512795137100
Percentage of SellingGeneralAndAdministrativeExpense11.622.223.325.414.712.213.99.229.720.822.427.722.424.518.519.520.222.014.523.718.3
Percentage of Revenues1.12.32.71.41.71.31.71.14.92.72.83.72.82.41.72.02.32.21.72.31.5
Percentage of Revenues us-gaap:MaterialReconcilingItems164.7334.3355.62.9210.0110.3-9600.0222.2348.6183.0-8300.0216.5-15.2198.664.885.8186.6201.6226.2285.4217.4

Operating Income Loss

us-gaap:OperatingIncomeLoss



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
Value99110307015317940710-65492544129333773729778180415921415168511401235133620641992207519901493158816771877208812351382151415511238111310731110958893776879
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues19.020.314.655.218.914.7-11.316.58.40.55.614.414.513.029.226.325.529.220.921.219.429.129.830.531.322.524.526.930.634.725.429.930.633.130.130.727.733.232.533.129.132.9

Interest Expense

us-gaap:InterestExpense



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-272010-03-282009-12-27
Value14614815016016215620721217917016413310790767572747032111033778182927-29-34-28-10-7-9
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues2.82.93.11.73.33.23.63.83.42.82.82.52.11.51.21.21.31.31.30.50.00.00.00.00.00.00.10.10.10.40.60.6-0.8-0.9-0.8-0.4-0.3-0.3

us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-29
Value145147148158159153205208179170163130106897574717010101
Percentage of InterestExpense99.399.398.798.898.198.199.098.1100.0100.099.497.799.198.998.798.798.694.6144.30.0100.0
Percentage of Revenues2.82.93.11.63.23.23.53.73.42.82.82.42.11.51.21.21.31.21.90.00.0
Percentage of Revenues us-gaap:MaterialReconcilingItems426.5420.0411.13.3397.5263.8-20500.0770.4241.9193.2-8150.0142.9-11.7121.946.352.5106.0111.1240.50.02.2

Interest Expense Debt

Other Nonoperating Income Expense

Other Comprehensive Income Loss Foreign Currency Transaction And Translation Adjustment Net Of Tax

Income Loss From Continuing Operations Before Income Taxes Extraordinary Items Noncontrolling Interest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-27
Value5989476145501806559-800956358-274178588578701960169314701710125113981539229822522497227217571910213623271581173417211274161914701076
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues11.518.712.857.116.211.5-13.817.16.8-0.47.116.017.114.531.728.026.529.622.924.022.332.433.736.735.726.530.634.938.734.235.136.835.241.843.939.9

us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-29
Value-532-546-6843787-427-637-2290-693-1140-1880-1395-626-1577-1369-296-416-603-578-524-496-1341
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest-89.0-57.7-111.468.8-53.0-114.0286.2-72.5-318.46963.0-334.5-73.0-184.0-157.4-15.1-24.6-41.0-33.8-41.9-35.5-87.1
Percentage of Revenues-10.2-10.8-14.239.3-8.6-13.2-39.5-12.4-21.7-31.0-23.6-11.7-31.4-22.8-4.8-6.9-10.9-10.0-9.6-8.5-19.5
Percentage of Revenues us-gaap:MaterialReconcilingItems-1564.7-1560.0-1900.079.6-1067.5-1098.3229000.0-2566.7-1540.5-2136.469750.0-687.9173.5-1875.3-182.7-295.0-900.0-917.5-1247.6-1033.3-2915.2

us-gaap:StatementBusinessSegments

qcom:Qct



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-31
Value667479499504542598796607608955973575475724687365170590280289750114610451116740906702738681
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest111.550.681.39.267.2107.0-99.563.5169.8-3537.0233.367.055.483.235.121.611.634.522.420.748.749.946.444.732.651.60.038.631.9
Percentage of Revenues12.89.410.45.210.912.413.710.811.615.716.510.79.512.111.16.03.110.25.15.010.916.115.616.411.613.710.811.811.1
Percentage of Revenues qcom:Qct16.313.213.814.114.616.017.114.915.620.520.914.212.917.716.79.55.114.47.77.516.921.921.622.517.419.60.017.517.4

qcom:Qsi



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-06-242012-03-25
Value-208-37312178-20-7401127550-17-14-5463598-49-32-129-1-3945133-16-99
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest-34.8-0.31.15.72.11.42.5-0.711.2-40.76.56.40.0-2.0-0.7-0.33.121.00.6-3.5-2.1-0.01.3-0.0-1.70.22.71.5-1.0-5.7
Percentage of Revenues-4.0-0.10.13.20.30.2-0.3-0.10.80.20.51.00.0-0.3-0.2-0.10.86.20.1-0.8-0.5-0.00.4-0.0-0.60.10.80.5-0.3-2.0
Percentage of Revenues qcom:Qsi-2080.0-15.077.81733.317.329.6-100.0-35.0133.336.762.898.20.0-121.4-100.0-41.7383.33988.9200.00.00.00.00.00.00.00.00.00.00.00.0

qcom:Qtl



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-06-242012-03-25
Value67110177928986745907391049850887829854195915321583174918571339148716542162157915361550183416701633180314071540
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest112.2107.4129.016.383.6105.5-92.4109.7237.4-3285.2198.899.5228.6176.180.8103.3126.378.3118.9118.3140.568.768.262.180.795.085.584.489.088.8
Percentage of Revenues12.920.016.59.313.512.212.718.716.214.614.015.939.125.525.628.933.523.227.328.431.422.223.022.828.825.226.229.430.431.2
Percentage of Revenues qcom:Qtl62.672.468.469.560.158.064.971.667.568.368.372.987.184.684.085.887.083.383.385.789.686.985.686.088.687.987.587.788.389.4

us-gaap:AllOtherSegments



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-06-242012-03-25
Value-24-15-4-10-17-30-80-90-93-93-90-96-108-79-56-47-117-124-118-201-163-148-177-364-200-653-277-151-112-112
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest-4.0-1.6-0.7-0.2-2.1-5.410.0-9.4-26.0344.4-21.6-11.2-12.6-9.1-2.9-2.8-8.0-7.3-9.4-14.4-10.6-6.4-7.9-14.6-8.8-37.2-14.5-7.1-7.1-6.5
Percentage of Revenues-0.5-0.3-0.1-0.1-0.3-0.6-1.4-1.6-1.8-1.5-1.5-1.8-2.2-1.3-0.9-0.8-2.1-2.1-2.2-3.4-2.4-2.1-2.6-5.3-3.1-9.9-4.4-2.5-2.4-2.3
Percentage of Revenues us-gaap:AllOtherSegments-70.6-42.9-11.1-28.6-42.5-51.7-163.3-116.9-125.7-105.7-96.8-121.5-166.2-108.2-34.1-33.1-172.1-193.8-274.4-410.2-346.8-344.2-354.0-774.5-377.4-604.613850.05033.3-2240.0-3733.3

Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest

Income Loss From Continuing Operations Before Income Taxes Domestic

Income Loss From Continuing Operations Before Income Taxes Foreign

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-272010-03-282009-12-27
Value130221083352143-509-287-263-55926260-7108189361250306214190215487327358260314313332273424375296321289263159244191211
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues2.50.42.234.82.9-10.5-4.9-4.7-0.197.74.4-0.12.23.25.84.15.53.73.53.77.14.65.33.84.94.75.34.57.08.16.06.98.06.84.79.07.27.9

us-gaap:IncomeTaxAuthority

us-gaap:InternalRevenueServiceIRS



Period End2020-03-292019-12-29
Value-28-102
Percentage of IncomeTaxExpenseBenefit-21.5-463.6
Percentage of Revenues-0.5-2.0
Percentage of Revenues us-gaap:InternalRevenueServiceIRS0.00.0

Income Taxes Paid Net

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-06-272010-03-282009-12-27
Value46892550621496631068-4931219363-595316886574968115991443116414961060118310521971189322371958187415011578186319031263120321991395104910299951170767774841
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues9.018.210.522.313.322.1-8.521.86.9-98.12.816.114.911.425.923.921.025.919.420.315.327.828.332.930.828.323.225.330.431.625.926.044.529.825.528.425.734.928.429.131.5

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-272010-03-28
Value38696241121716341056-551997523-59512629267924401683162812551372754121510971766170322531984190612572007192010162544154398410441230476850
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues7.418.98.522.512.721.8-9.517.89.9-98.14.417.215.87.327.226.922.623.813.820.815.924.925.433.131.228.820.132.831.922.051.533.027.226.936.717.631.9

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:StatementEquityComponents

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-25
Value-8237-9522-29-12-58-222160
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-1.60.7-2.00.2-0.6-0.2-1.0-4.03.0
Percentage of Revenues us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.0

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
Value46892550621496631068-5131219363-595316886674968215991444116414981061118410531972189422381959187515011580186619061271120722301401105610359991170865767774841
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues9.018.210.522.313.322.1-8.821.86.9-98.12.816.114.911.425.923.921.025.919.420.315.327.828.332.930.828.323.225.330.531.726.126.145.129.925.628.625.834.929.328.429.131.5

Net Income Loss Attributable To Noncontrolling Interest

Assets

us-gaap:Assets



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262009-09-27
Value31938331113295734133340233424632686620906412664351654866437956079523665235950786500605022950796522954717348447485744835547875462824551646809475994484143012424454153137606364223510033824312913057227445
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-09-272014-09-28
Value25906274022740128287272772786126894560735769058365588845793448864475004781046681460374662344290
Percentage of Assets81.182.883.182.980.281.482.390.390.090.789.990.087.190.791.391.992.091.891.2
Percentage of Assets81.182.883.182.980.281.482.390.390.090.789.990.087.190.791.391.992.091.891.2
Percentage of Assets us-gaap:MaterialReconcilingItems100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

qcom:Qct



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262010-09-262009-09-27
Value32862283230726082948268430413063333631343830365639693037299526202821213229232977341235773639304631412292330527112278187817841519156913451085892
Percentage of Assets10.36.97.07.68.77.89.34.95.24.95.85.77.15.85.75.25.64.25.85.77.27.47.56.36.65.07.36.05.34.44.34.04.33.83.53.3
Percentage of Assets10.36.97.07.68.77.89.34.95.24.95.85.77.15.85.75.25.64.25.85.77.27.47.56.36.65.07.36.05.34.44.34.04.33.83.53.3
Percentage of Assets qcom:Qct100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

qcom:Qsi



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262010-09-262009-09-27
Value1281158217081703139312961279115311931159103797510149569109379349248126976145884845174614745115401455147514241554161923202386253127451614
Percentage of Assets4.04.85.25.04.13.83.91.91.91.81.61.51.81.81.71.81.91.81.61.31.31.21.01.11.01.01.11.23.13.33.33.73.96.26.67.29.05.9
Percentage of Assets4.04.85.25.04.13.83.91.91.91.81.61.51.81.81.71.81.91.81.61.31.31.21.01.11.01.01.11.23.13.33.33.73.96.26.67.29.05.9
Percentage of Assets qcom:Qsi100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

qcom:Qtl



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262010-09-262009-09-27
Value1465184415411535240524051472180119071693173518142232873644548268346438522475365161158157312840115746336407036322889
Percentage of Assets4.65.64.74.57.17.04.52.93.02.62.62.84.01.71.21.10.50.70.91.01.00.80.30.30.30.10.10.10.20.20.10.10.10.20.10.10.10.3
Percentage of Assets4.65.64.74.57.17.04.52.93.02.62.62.84.01.71.21.10.50.70.91.01.00.80.30.30.30.10.10.10.20.20.10.10.10.20.10.10.10.3
Percentage of Assets qcom:Qtl100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value28893285982804828670301573062931758390224030740427347403309624745211602059120148204231999619382190999339962894089568962292559429922699719487946798409661910994508799882385559714
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets90.586.485.184.088.689.497.262.862.962.853.051.444.140.439.339.740.839.838.236.519.819.919.419.820.120.020.719.720.921.222.023.223.324.225.925.126.127.331.8

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value319383311132957341333402334246326866209064126643516548664379560795236652359507865006050229507965229547173484474857448355478754628245516468094759944841430124244541531376063642235100338243129130572
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

Assets Current

us-gaap:AssetsCurrent



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value153131620516765192041632416294173844431845544409664359327021169081577922981209792015720338220992592820740227612241322408210082058519555159721776617103156451637717861140341429312833148501233112133
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets47.948.950.956.348.047.653.271.471.063.766.642.030.230.143.941.340.340.543.549.644.047.046.146.343.944.543.034.137.338.136.438.643.037.339.236.643.939.439.7

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-272009-09-272008-09-28
Value8403111091183913923101351006611777356193794633362350291490971246885594658855775691375609987549263257907794463378292614225334093429338073412599849645462574663674711354725412553366027171840
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets26.333.635.940.829.829.436.057.459.251.853.523.212.713.111.411.611.513.814.919.111.613.116.316.413.217.913.55.48.69.68.98.014.413.215.016.418.815.111.60.00.00.09.90.0

Accounts Receivable Net Current

Inventory Net

us-gaap:InventoryNet



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value1700142014001774172516981693178517971872203520022066191015561338142712161492158318611761145811851147106413021727148412771030820781714765753606574528
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.34.34.25.25.15.05.22.92.82.93.13.13.73.63.02.62.92.42.93.03.93.63.02.52.42.32.93.73.12.82.41.91.91.92.12.11.81.81.7

us-gaap:StatementBusinessSegments

qcom:Qct



Period End2020-03-292019-09-29
Value17001400
Percentage of InventoryNet100.0100.0
Percentage of Assets5.34.2
Percentage of Assets qcom:Qct51.760.7

Inventory Finished Goods

Other Assets Current

us-gaap:OtherAssetsCurrent



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-10-012018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value5866256346826318557006993460641638618624659972558592590664687581733528401535521510572506582595473400327236346210174255275
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.81.91.92.01.92.50.02.15.61.01.00.91.01.21.91.11.21.21.31.41.11.61.10.81.11.11.11.31.11.21.31.10.90.80.60.90.60.50.80.9

Land

Machinery And Equipment Gross

Noncurrent Assets

Property Plant And Equipment Gross

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value335831713081303729452932297530733224322432163164306522702306234123912484253425742523253124872555257325622995297429712874285128882760260724142267211423612373
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets10.59.69.38.98.78.69.14.95.05.04.94.95.54.34.44.64.84.95.04.95.35.25.15.35.45.56.66.46.26.46.66.86.66.96.66.56.27.57.8

Investments In Affiliates Subsidiaries Associates And Joint Ventures

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures



Period End2020-03-292019-09-292019-06-302019-03-312018-12-302018-09-302017-09-242016-09-252015-09-27
Value93611301130113310941052982855620
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.93.43.33.33.23.21.51.61.2

Goodwill

us-gaap:Goodwill



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value629462976282630862996295649866306676663866236523649756865679565756575669547942594388441344884183422642123976399539753929391738433607362434323195141715191488
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets19.719.019.118.518.518.419.910.710.410.310.110.111.610.910.811.111.311.310.88.19.39.19.28.78.89.18.78.58.48.89.19.18.79.69.49.14.24.94.9

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value188920452172235025102746295531743435354837373880408433383500366938964068374224052482249725802608269924902553269027352826293838453002309330993098217429833022
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.96.26.66.97.48.09.05.15.45.55.76.07.36.46.77.27.88.17.44.65.35.25.35.45.65.45.65.75.76.36.89.17.28.28.58.86.49.59.9

Deferred Tax Assets Liabilities Net

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-10-012018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value383541393461206221132056197119354016408642874147415541914008216121432174199118631960193611019758437837578667918076496776631494143814741584152515201511
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets12.012.510.56.06.26.00.05.96.56.46.76.36.57.57.74.14.24.34.03.73.74.12.32.01.71.61.61.91.71.71.41.61.63.63.84.04.54.54.94.9

Liabilities Current

us-gaap:LiabilitiesCurrent



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value977491948935108531051710556112361621212660120271090791631014579947311684370266503610060836169640560136021590153135213502852635005530255165178499452894464438539435468
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets30.627.827.131.830.930.834.426.119.718.716.714.218.115.314.013.514.012.912.011.613.113.212.412.512.311.511.510.711.111.212.313.012.513.314.512.713.012.617.9

Debt Current

us-gaap:DebtCurrent



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252016-09-25
Value24992498249630009989981005710337333465249524951749
Percentage of DebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.87.57.68.82.92.93.111.45.85.43.83.93.3

Long Term Debt Current

Accounts Payable Current

us-gaap:AccountsPayableCurrent



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value206117181368158716671422182516441454168519711508128916481858157214521359130014121683248221831900155113751554185016281657129811161250974969761666522764
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets6.55.24.24.64.94.25.62.62.32.63.02.32.33.13.53.12.92.72.62.73.65.14.53.93.23.03.44.03.43.73.02.63.02.62.72.22.01.72.5

Other Accrued Liabilities Current

Accrued Income Taxes Current

Other Liabilities Current

us-gaap:OtherLiabilitiesCurrent



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-10-012018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value3986352834584725674168317103682555795709534947563558545032452261211320492610235622941868225222432676298627622276198319041473172322771580196720541418147412111085
Percentage of OtherLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets12.510.710.513.819.819.90.020.99.08.98.37.35.59.76.24.34.24.15.24.64.44.04.64.65.56.26.05.04.24.03.34.05.43.85.25.64.04.43.93.5

Long Term Debt

us-gaap:LongTermDebt



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282014-09-28
Value13449134371343715428154051538815365153781936119381193981940399399935100081002499939950996999130
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of Assets42.140.640.845.245.344.947.024.830.230.129.630.117.719.019.119.720.019.819.619.00.0

Long Term Debt Noncurrent

Deferred Tax Liabilities Noncurrent

Minority Interest

Other Liabilities Noncurrent

Stockholders Equity

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262009-09-272008-09-28
Value30454513490954633866361792823068238192392430746312833133431206317683063829637302333141433196378343881939166387873825337027360873758337628353543354532605318702849726972263012500122736208582031617944
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.513.614.916.011.410.62.837.237.137.247.048.655.959.660.760.359.260.261.863.580.280.180.680.279.980.079.380.379.178.878.076.876.775.874.174.973.972.768.274.00.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242016-09-252015-09-272014-09-282013-09-292012-09-302011-09-25
Value55137100195173202265323545385384428195634753866353
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest1.83.02.03.64.55.628.61.42.31.61.21.30.61.62.12.61.3
Percentage of Assets0.20.40.30.60.50.60.80.50.80.60.60.80.41.31.72.01.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStockIncludingAdditionalPaidInCapital



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242016-09-252015-09-272014-09-282013-09-292012-09-30
Value0034358138400049526527441407736987411956
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.07.010.69.90.00.00.02.11.10.91.30.019.827.435.6
Percentage of Assets0.00.01.01.71.10.00.00.00.80.40.40.80.015.921.727.8
Percentage of Assets us-gaap:CommonStockIncludingAdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242016-09-252015-09-272014-09-282013-09-292012-09-302011-09-25
Value29904376446646873309341566322644226952322230088309363122630799254612070116204
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest98.297.091.085.885.694.471.498.295.397.197.997.499.478.670.661.760.1
Percentage of Assets9.413.213.613.79.710.02.036.535.436.145.959.161.563.455.948.144.5
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

Additional Paid In Capital

Common Stocks Including Additional Paid In Capital

us-gaap:CommonStocksIncludingAdditionalPaidInCapital



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-09-29
Value003435813840004952652742253462144141690000495663347736834693479874
Percentage of CommonStocksIncludingAdditionalPaidInCapital0.00.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.01.01.71.10.00.00.00.80.40.40.30.60.40.80.30.00.00.00.010.513.115.917.319.521.7

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-10-012018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value29904376446646873309341513826632274522779232733008830778307683081530936301342948530172312263269932411320613079929618280972673725461245642359922172207011986819090172371620415516148401416113305
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.413.213.613.79.710.00.02.036.635.536.245.947.854.958.859.159.358.960.161.562.568.766.263.461.358.757.855.952.549.649.448.146.846.045.844.544.243.945.343.5

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value55137100195173202265323545386384291230186428344160691955034724286348258107847536981021880866620809495353744802757697
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.40.30.60.50.60.80.50.80.60.60.50.40.40.80.70.30.10.41.01.00.91.31.71.71.71.71.52.12.02.01.51.91.31.02.12.42.42.3

Minority Interest

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-292019-12-292019-03-312018-12-302018-09-302018-06-242017-12-242015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-262009-12-27
Value10831118794356-43620531762273916842116-6582364161926731814278119751779481239
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues20.822.015.97.4-7.536.729.047.430.936.3-9.533.324.239.328.542.032.838.01.446.4

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-292019-12-292019-03-312018-12-302015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-262009-12-27
Value-1566-203-109-152-716-1352-15301046-1736-87906-2903445-1227-2068554-172
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-30.0-4.0-2.2-3.1-12.4-24.8-26.215.2-24.5-1.313.3-45.66.7-20.4-44.216.5-6.4

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-292019-12-292019-03-312018-12-302015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-262009-12-27
Value-2209-1659-644-1887-2665-27493904-1213-2203-1563-1976-868-1073-275-191561-120
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-42.4-32.7-12.9-39.0-46.1-50.466.9-17.6-31.0-23.4-29.0-13.6-16.2-4.6-4.116.8-4.5

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-292019-12-292019-03-312018-12-302018-09-302018-06-242017-12-242015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-262009-12-27
Value10831118794356-43620531762273916842116-6582364161926731814278119751779481239
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues20.822.015.97.4-7.536.729.047.430.936.3-9.533.324.239.328.542.032.838.01.446.4

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-27
Value46892550621496631068-5131219363-595316886674968215991444116414981061118410531972189422381959187515011580186619061271120722301401105610359991170865767774841
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues9.018.210.522.313.322.1-8.821.86.9-98.12.816.114.911.425.923.921.025.919.420.315.327.828.332.930.828.323.225.330.531.726.126.145.129.925.628.625.834.929.328.429.131.5

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-06-272010-03-282009-12-27
Value46892550621496631068-4931219363-595316886574968115991443116414961060118310521971189322371958187415011578186319031263120321991395104910299951170767774841
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues9.018.210.522.313.322.1-8.521.86.9-98.12.816.114.911.425.923.921.025.919.420.315.327.828.332.930.828.323.225.330.431.625.926.044.529.825.528.425.734.928.429.131.5

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-27
Value340351350353345353396414363397393342329336356372364326
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-262009-12-27
Value28017178463118-92-2-16218-63-109354218-90212-291-215-2811003032713784-237247-50-45101
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-292019-12-292019-03-312018-12-302015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-262009-12-27
Value-1566-203-109-152-716-1352-15301046-1736-87906-2903445-1227-2068554-172
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-30.0-4.0-2.2-3.1-12.4-24.8-26.215.2-24.5-1.313.3-45.66.7-20.4-44.216.5-6.4

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-292019-12-292019-03-312018-12-302015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-262009-12-27
Value-2209-1659-644-1887-2665-27493904-1213-2203-1563-1976-868-1073-275-191561-120
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-42.4-32.7-12.9-39.0-46.1-50.466.9-17.6-31.0-23.4-29.0-13.6-16.2-4.6-4.116.8-4.5

Proceeds From Issuance Of Long Term Debt

Repayments Of Long Term Debt

Payments Of Dividends

Payments Of Dividends

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-26
Value157876270569010192115510002253153002834442251001548205022305405194716641195135010021002250990
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

Repayments Of Long Term Debt

Debt Instrument Interest Rate Stated Percentage

us-gaap:LongtermDebtType

us-gaap:DebtInstrumentInterestRateStatedPercentage

qcom:FixedRate300NotesDueMay202022



Period End2020-03-29
Value0.03
Percentage of DebtInstrumentInterestRateStatedPercentage100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations qcom:FixedRate300NotesDueMay2020220.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations



Period End2020-03-292019-12-292019-06-302019-03-312018-12-302018-06-242018-03-252017-06-252017-03-262016-06-262016-03-272015-12-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-29
Value0.220.020.610.18-0.91-0.28-0.01-0.010.130.150.210.130.150.320.140.0-0.01999999999999999-0.019999999999999990.18
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Number

Share Based Compensation Arrangement By Share Based Payment Award Options Outstanding Weighted Average Exercise Price

Share Based Compensation

us-gaap:ShareBasedCompensation



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-262009-12-27
Value309294339246222230224189248202227246239213236247247233271249273253274250282283247174151
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Liabilities

Deferred Tax Assets Net

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272014-09-282014-06-292013-09-292012-09-302011-09-252011-06-262010-09-262009-09-272008-09-28
Value180018001705230228223217356347342372278279272271210154113408785221869649035384244
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset



Period End2020-03-292019-12-292019-09-30
Value475479449
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0

Cash And Cash Equivalents Period Increase Decrease

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242016-09-25
Value8403111091183913923101351006611777404503994635362370295946
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

qcom:AcquisitionsAndOtherInvestmentsNetofCashAcquired



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-30
Value53756767625613422122143191325571494017345026891308098436100323151347
Percentage of AcquisitionsAndOtherInvestmentsNetofCashAcquired100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

qcom:EquipmentAndServices



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-272010-03-282009-12-27
Value40503534357435313753375446504110393647044698412136894139415638753349408736203840440352164822492242294653428639904199294831373167229720442213176615951663
Percentage of EquipmentAndServices100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

qcom:IncomeTaxProvisionLessThanInExcessOfIncomeTaxPayments



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-262009-12-27
Value-219-131-2303164-295-663-471-504569767-237-117-11336-47-86-103-1128680-754-2410258195118-147432
Percentage of IncomeTaxProvisionLessThanInExcessOfIncomeTaxPayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

qcom:LicensingRevenues



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-25
Value116615431240610412291088112814891284133111901250
Percentage of LicensingRevenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

qcom:NetLossesGainsOnDeferredCompensationPlanAssets



Period End2020-03-292019-03-31
Value-7237
Percentage of NetLossesGainsOnDeferredCompensationPlanAssets100.0100.0

qcom:OthergainslossesOthercomprehensiveincome



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-25
Value1-814-480300
Percentage of OthergainslossesOthercomprehensiveincome100.0100.0100.0100.0100.00.0100.00.00.0

us-gaap:StatementEquityComponents

us-gaap:AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:CommonStockIncludingAdditionalPaidInCapital



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-25
Value-31-201-41-82-3-139553-77-4
Percentage of AdjustmentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:CommonStockIncludingAdditionalPaidInCapital



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-25
Value331318355263237249231200233
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount



Period End2020-03-292019-12-292019-06-302019-03-312018-12-302018-06-242018-03-252017-12-242017-06-252017-03-262016-12-252016-06-262016-03-272015-12-272015-06-282015-03-292014-12-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-30
Value0001711004601001611601000000
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetImpairmentCharges



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-30
Value00005315017763004223213474521316663750163194601163
Percentage of AssetImpairmentCharges0.00.00.00.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect



Period End2020-03-292019-12-292019-06-302019-03-312018-12-302018-06-242017-12-24
Value-2706-730378869-1711504-1667
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockDividendsPerShareDeclared



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-262010-06-272010-03-282009-12-272009-09-272009-06-282009-03-292008-12-28
Value0.620.620.61999999999999990.620.620.620.620.620.570.570.570.570.530.530.530.530.480.480.480.480.420.420.420.420.350.350.350.350.250.250.250.250.2150.2150.2150.2150.190.190.190.190.170.170.170.170.160.16
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:SubsequentEventType

us-gaap:SubsequentEvent



Period End2020-04-212020-01-172019-10-152019-07-242019-01-142018-10-232018-07-122018-04-172018-01-122017-10-102017-07-132017-04-122017-01-122016-10-062016-07-122016-04-082016-01-122015-10-092015-07-072015-04-082015-01-142014-10-162013-10-24
Value0.650.620.620.620.620.620.620.620.570.570.570.570.530.530.530.530.480.480.480.480.420.420.35
Percentage of CommonStockDividendsPerShareDeclared0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized



Period End2020-03-292019-12-292019-03-312018-12-30
Value129178125133
Percentage of ContractWithCustomerLiabilityRevenueRecognized100.0100.0100.0100.0

us-gaap:ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod



Period End2020-03-292019-12-292019-06-302019-03-312018-12-30
Value15092480039872
Percentage of ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod100.0100.0100.0100.0100.0

us-gaap:DerivativeGainLossOnDerivativeNet



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-272010-03-282009-12-27
Value02-40-1-8-6-3010-174138-52-1-3110246-604514-113284500-12-34
Percentage of DerivativeGainLossOnDerivativeNet0.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:Dividends

us-gaap:RetainedEarnings



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-25
Value727734727771769768877921857
Percentage of Dividends100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashAndCashEquivalents



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-262009-12-27
Value-1414-3423-3-22-51-3203411-17-771-5-105-8-7-64-210-181-4
Percentage of EffectOfExchangeRateOnCashAndCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

us-gaap:ForeignCurrencyTransactionGainLossBeforeTax



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-26
Value6-311-5-1617112-90-4-4-260000
Percentage of ForeignCurrencyTransactionGainLossBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-30
Value-3079-69633146-372328231551398914714669244910112211116614129724314513060
Percentage of GainLossOnInvestmentsExcludingOtherThanTemporaryImpairments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnSaleOfOtherInvestments



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-27
Value-124821663561647132915218613236315310318017391022117-100-2
Percentage of GainLossOnSaleOfOtherInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0

us-gaap:GainLossRelatedToLitigationSettlement



Period End2020-03-29
Value23
Percentage of GainLossRelatedToLitigationSettlement100.0

us-gaap:ImpairmentOfInvestments



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252013-12-292012-12-302011-12-252010-12-262009-12-27
Value26572244260950119423710201157
Percentage of ImpairmentOfInvestments100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeLossFromEquityMethodInvestments



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-272010-03-282009-12-27
Value-6-10-14-22-36-21-78-28-17-21-32-31-143-35-18-11-20-9-10-9-4-3-2-4-1-1-1-3-1-2-2041-104
Percentage of IncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0

us-gaap:IncreaseDecreaseInAccountsPayableTrade



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-262009-12-27
Value359396-176-94230-403202215-248498134-469-2082781268750-139-261-776268298286183-14837626-234-226
Percentage of IncreaseDecreaseInAccountsPayableTrade100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedLiabilities



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-24
Value195-171158-1807-149-578-693245
Percentage of IncreaseDecreaseInAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInDeferredRevenue



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-262009-12-27
Value-38-115-169-60-62-56-53-75-82-694-84-37-31986-37-153-162-173-73-90-90-13-99-4-43376338
Percentage of IncreaseDecreaseInDeferredRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-262009-12-27
Value-481199310-17314860-2056-58-4-12316-93-32-55-66-104-24199814028-9-58-695124-23-32
Percentage of IncreaseDecreaseInOtherOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInReceivables



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-262009-12-27
Value3452622824-1251215-415-264-376-58183-6701822-131271215392-646-112-100-165-173324-139884-788185387687
Percentage of IncreaseDecreaseInReceivables100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-272010-03-282009-12-27
Value12151133100912001211170141014-1202125-1303034374141424437353495500025131622700019
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeInterestAndDividend



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-262010-06-272010-03-282009-12-27
Value476979818074164182154126153147153167160156158136127128138134126139167156182181165156146130-127-126-131-131-129-145
Percentage of InvestmentIncomeInterestAndDividend100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeNonoperating



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-31
Value-2476564344285852439611426521823518223217612799215163203234260422282264234233259
Percentage of InvestmentIncomeNonoperating100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-29
Value-30825558109201052558212426723922318427918589114200193233
Percentage of InvestmentIncomeNonoperating12.1126.285.916.9389.3400.0123.5104.985.4108.8100.8109.694.9101.1120.3105.170.1115.293.0118.4114.8

us-gaap:MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-26
Value5531-532640-72171031012612467139140561437011710815611029024312821749468903772
Percentage of MarketableSecuritiesRealizedGainLossExcludingOtherThanTemporaryImpairments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-25
Value00000-51000
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification0.00.00.00.00.0100.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-25
Value000003455000
Percentage of NewAccountingPronouncementOrChangeInAccountingPrincipleEffectOfAdoptionQuantification0.00.00.00.00.0-6774.50.00.00.0

us-gaap:OperatingLeaseExpense



Period End2020-03-29
Value44
Percentage of OperatingLeaseExpense100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-31
Value-4431-8314-17-24-72-237178-518113816-27-1653-14-227-10-21-138063-16-10
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-312012-12-302012-06-242012-03-252011-12-252011-06-26
Value-8237-9522-29-12-58-2221602936043-2428418491-126-3083144-206-191152531-32414113-193315140-51
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-29
Value-31336016-143-72-6-40-520-401-4582-20017
Percentage of OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.00.0100.0100.0100.0100.0100.00.00.0100.0100.0

us-gaap:OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302012-06-242012-03-252011-12-252011-06-262011-03-272010-12-26
Value-5000-1-5273-5423769-21017117667-109-2292098-104-971761028450-139320175-790131
Percentage of OtherComprehensiveIncomeUnrealizedHoldingGainLossOnSecuritiesArisingDuringPeriodNetOfTax100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNoncashIncomeExpense



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-26
Value4926-4791715436-10421-57-13283-1014-7747-6013-13-1-131105-10853-33-28-61
Percentage of OtherNoncashIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherOperatingIncomeExpenseNet



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-30
Value230-6-27718-149-1530-112-310-1183-780-9-78-876-44-30-75374-52-162-1010-69-34200-472-173-158
Percentage of OtherOperatingIncomeExpenseNet100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-29
Value230-6-27718-149-1530-112-310-1183-780-9-78-876-44-30-75-6-128-98-1010
Percentage of OtherOperatingIncomeExpenseNet100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0-1.6246.260.5100.0

us-gaap:OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-30
Value265722442609352091415514334324363395541651011122373627
Percentage of OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-262009-12-27
Value-43-13-9-69-502-12-2-1038-9-6-43-11-32-67-821460-40-9-4-4019-81-26-4-7-7
Percentage of PaymentsForProceedsFromOtherInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsOfOrdinaryDividends



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-30
Value705710711755752750866911844841844783784782781710717738757688697702705589590592604
Percentage of PaymentsOfOrdinaryDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-25
Value31201418241397771925883172
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireProductiveAssets



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-262009-12-27
Value34529631724817015215921422626217712212915013612512817936619625323015858721020535910288
Percentage of PaymentsToAcquireProductiveAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromIssuanceOfCommercialPaper



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-27
Value558558118115111513178417463822211617101735238627272316230532391089
Percentage of ProceedsFromIssuanceOfCommercialPaper100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromIssuanceOfCommonStock



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-262009-12-27
Value151231508714928216521341664115913124615117299216154301116292194512441340228791152
Percentage of ProceedsFromIssuanceOfCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292012-12-302011-12-252010-12-262009-12-27
Value-46-9-16-53-37-1-57-37-5-133-81-10-42-2-14-202-349-2-61-6218-21-1-1-4-1
Percentage of ProceedsFromPaymentsForOtherFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleAndMaturityOfMarketableSecurities



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-24
Value12712915325735831446270422072
Percentage of ProceedsFromSaleAndMaturityOfMarketableSecurities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax



Period End2020-03-292019-12-292019-03-312018-12-30
Value153-1
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax100.0100.0100.0100.0

us-gaap:RepaymentsOfCommercialPaper



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-27
Value558558167915101513179039292868114917112734213727272315250522901090
Percentage of RepaymentsOfCommercialPaper100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueNewIssues

us-gaap:CommonStockIncludingAdditionalPaidInCapital



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-25
Value15121153851502721950201
Percentage of StockIssuedDuringPeriodValueNewIssues100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareRepurchaseProgram

us-gaap:StockRepurchasedAndRetiredDuringPeriodShares

qcom:OpenMarketRepurchases



Period End2020-03-292019-12-292019-03-312018-12-302016-09-252015-09-272014-09-28
Value20901633715
Percentage of StockRepurchasedAndRetiredDuringPeriodShares100.0100.00.0100.0100.0100.0100.0

us-gaap:SubsequentEventType

us-gaap:SubsequentEvent



Period End2020-02-032019-12-292018-11-072016-11-022015-11-042015-07-222015-04-222015-01-282014-11-05
Value2381248568
Percentage of StockRepurchasedAndRetiredDuringPeriodShares0.042.40.00.00.00.00.00.00.0

us-gaap:ShareRepurchaseProgram

us-gaap:StockRepurchasedAndRetiredDuringPeriodValue

qcom:OpenMarketRepurchases



Period End2020-03-292019-12-292019-03-312018-12-302015-09-272014-09-28
Value15387620100022001100
Percentage of StockRepurchasedAndRetiredDuringPeriodValue100.0100.00.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:CommonStockIncludingAdditionalPaidInCapital



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-24
Value-451-481705690-137443668
Percentage of StockRepurchasedAndRetiredDuringPeriodValue-29.3-63.10.00.00.0-13.70.00.0

us-gaap:RetainedEarnings



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-24
Value-1127-281000-88220712332
Percentage of StockRepurchasedAndRetiredDuringPeriodValue-73.3-36.90.00.00.0-88.20.00.0

us-gaap:SubsequentEventType

us-gaap:SubsequentEvent



Period End2020-02-032019-12-292018-11-072016-11-022015-11-042015-07-22
Value2603005421241400510
Percentage of StockRepurchasedAndRetiredDuringPeriodValue0.039.40.00.00.00.0

us-gaap:AccountsAndOtherReceivablesNetCurrent



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-10-012018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-09-29
Value308127372471239036383426386129043163353530533632353242012085221919391738132319641961205822392412208422172142
Percentage of AccountsAndOtherReceivablesNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

qcom:Qct



Period End2020-03-292019-09-29
Value1590908
Percentage of AccountsAndOtherReceivablesNetCurrent51.636.7

us-gaap:AccruedIncomeTaxesNoncurrent



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-24
Value18792054208821141849217423122659327738670
Percentage of AccruedIncomeTaxesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:AssetsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value3541689073278967537358417694242826304699167058329960875007656
Percentage of AssetsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value58423682411340383623310630141081724994246092527023131213662223722199
Percentage of AssetsFairValueDisclosure165.053.456.145.067.453.239.244.5396.5352.0376.9277.7222.4296.5290.0

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value721331089998415155230269260333329387396
Percentage of AssetsFairValueDisclosure2.01.91.51.11.80.70.70.23.63.83.94.03.45.25.2

us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value945510705115481310490948988107593515431528318693223531793313033012430251
Percentage of AssetsFairValueDisclosure267.0155.4157.6146.1169.3153.9139.8144.8500.1455.9480.8381.7325.8401.7395.1

us-gaap:AvailableForSaleSecuritiesCurrent



Period End2020-03-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value1304419511083112471623203822755749127021122510627961597611082895481095491479697978384798314842788948478808894838579608061904982665857986332
Percentage of AvailableForSaleSecuritiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancialInstrument

qcom:Mortgageandassetbackedandauctionratesecurities



Period End2020-03-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-09-24
Value4800000093
Percentage of AvailableForSaleSecuritiesCurrent3.70.00.00.00.00.00.04.1

us-gaap:CorporateBondSecurities



Period End2020-03-292019-09-29
Value12534
Percentage of AvailableForSaleSecuritiesCurrent96.1100.0

us-gaap:USTreasuryAndGovernment



Period End2020-03-292019-09-292018-09-302018-06-242017-09-24
Value300023
Percentage of AvailableForSaleSecuritiesCurrent0.20.00.00.01.0

us-gaap:AvailableForSaleSecuritiesNoncurrent



Period End2020-03-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value3335353535353535444712701638913702139221355912840122281246812659124101302513134144601338513494176761583314134133931204710489944787859008859681277656
Percentage of AvailableForSaleSecuritiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancialInstrument

qcom:Mortgageandassetbackedandauctionratesecurities



Period End2020-03-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242017-09-24
Value3335353535353540
Percentage of AvailableForSaleSecuritiesNoncurrent100.0100.0100.0100.0100.0100.0100.03.1

us-gaap:USTreasuryAndGovernment



Period End2020-03-292019-09-292018-09-302018-06-242017-09-24
Value0000959
Percentage of AvailableForSaleSecuritiesNoncurrent0.00.00.00.075.5

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:CashAndCashEquivalentsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value28986101649381354830533671472385526328303842101635403270238526793698286023642043520724533226360329333486450212781722
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value4529365840844000356029922867106021057318741293310133293938502598153818843847505544652751269238844235229531746811799
Percentage of CashAndCashEquivalentsFairValueDisclosure156.360.062.949.273.756.140.144.440.26.261.5286.289.9161.497.041.665.9162.7247.485.7112.183.4107.8144.465.870.553.3104.5

us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value742797591057712135839083281001434457369013225833949136736209623552775236474462117098967252045918748771685781767619593521
Percentage of CashAndCashEquivalentsFairValueDisclosure256.3160.0162.9149.2173.7156.1140.1144.4140.2106.2161.5386.2189.9261.4197.0141.6165.9262.7347.4185.7212.1183.4207.8244.4165.8170.5153.3204.5

us-gaap:CommercialPaper



Period End2020-03-292019-12-292019-09-292017-03-262016-12-252016-09-252015-09-27
Value4994994991998174917491000
Percentage of CommercialPaper100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxAssetsNet



Period End2020-03-292019-09-292018-09-302017-09-242016-09-252015-09-272014-09-28
Value124910936132667186118141745
Percentage of DeferredIncomeTaxAssetsNet100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredRevenueCurrent



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-10-012018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value529511565527478484506500507502487502513513487509535791639583680778885785705625470501482514733545547558543610541518631623
Percentage of DeferredRevenueCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredRevenueNoncurrent



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-10-012018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value968106111601251133014201510162017081803190620032111222022782377242625262630249625762667276329673168336735663666367936973516373938093894353535413630373338213485
Percentage of DeferredRevenueNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:DerivativeAssets

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value0000000000000000001211100110
Percentage of DerivativeAssets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0100.0100.0100.0100.0100.00.00.0100.0100.00.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value9242519126327814212411718860183976541426386559
Percentage of DerivativeAssets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.03900.0350.0600.0500.0400.00.00.03800.06500.00.0

us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value9242519126327814212411718860184097651426396659
Percentage of DerivativeAssets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.04000.0450.0700.0600.0500.00.00.03900.06600.00.0

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:DerivativeLiabilities

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-29
Value00000000000000000000200100
Percentage of DerivativeLiabilities0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0100.00.00.0100.00.00.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-29
Value292142033718065372772821111176623461433
Percentage of DerivativeLiabilities0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0200.00.00.0400.00.00.0

us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-29
Value292142033718065372772821111176623661533
Percentage of DerivativeLiabilities0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0300.00.00.0500.00.00.0

us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeNotionalAmount

us-gaap:InterestRateSwap



Period End2020-03-292019-09-292018-09-30
Value75018001800
Percentage of DerivativeNotionalAmount100.0100.0100.0

us-gaap:EmployeeRelatedLiabilitiesCurrent



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value69993910481014633821108113791262104111831089895865934874785895861697744786802740739706839713679618664608572542644568558480467
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestments



Period End2020-03-292019-09-292019-06-302019-03-312018-12-302018-09-302017-09-242016-09-252015-09-27
Value210343330354386402379324163
Percentage of EquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquitySecuritiesWithoutReadilyDeterminableFairValueAmount



Period End2020-03-292019-09-292019-06-302019-03-312018-12-302018-09-30
Value726787800779708650
Percentage of EquitySecuritiesWithoutReadilyDeterminableFairValueAmount100.0100.0100.0100.0100.0100.0

us-gaap:InventoryFinishedGoodsNetOfReserves



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-29
Value797620656797826856906103710611064113310209758947086418497579418279571007801703640626669
Percentage of InventoryFinishedGoodsNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryRawMaterialsNetOfReserves



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-29
Value101757781797972829396103807301351111112242
Percentage of InventoryRawMaterialsNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryWorkInProcessNetOfReserves



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-29
Value80272566789682076371566664371279990210181016847694573458550755903753656480505434631
Percentage of InventoryWorkInProcessNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:InvestmentsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value2393154184171451411673450446110052798389100318721959119112081209129315742751312534914573483559915709
Percentage of InvestmentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value13040419511081442131573198625001930021304218552448923128229532229621954237182231622297207212102120810181542149120341
Percentage of InvestmentsFairValueDisclosure545.60.01.04.635.276.686.2626.53146.044.5248.8689.85476.62179.01308.21180.61927.21845.71815.91834.31417.8810.5663.1602.1455.1375.5358.7356.3

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value3335353535353535353840404142436065174224227228230269260333329387396
Percentage of InvestmentsFairValueDisclosure13.811.18.48.424.124.821.0102.970.00.94.01.410.54.22.33.15.514.418.517.614.58.48.67.47.36.86.56.9

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring, us-gaap:EquitySecurities



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-24
Value23931541841714514116734
Percentage of InvestmentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring, us-gaap:USTreasuryAndGovernment



Period End2020-03-29
Value0
Percentage of InvestmentsFairValueDisclosure0.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, qcom:Mortgageandassetbackedandauctionratesecurities



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-24
Value480000000
Percentage of InvestmentsFairValueDisclosure20.10.00.00.00.00.00.00.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:CorporateDebtSecurities



Period End2020-03-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-24
Value125341951108144213
Percentage of InvestmentsFairValueDisclosure524.31.04.635.276.686.2626.5

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring, us-gaap:USTreasuryAndGovernment



Period End2020-03-29
Value3
Percentage of InvestmentsFairValueDisclosure1.3

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, qcom:Mortgageandassetbackedandauctionratesecurities



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-24
Value3335353535353535
Percentage of InvestmentsFairValueDisclosure13.811.18.48.424.124.821.0102.9

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring, us-gaap:USTreasuryAndGovernment



Period End2020-03-29
Value0
Percentage of InvestmentsFairValueDisclosure0.0

us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value15763504574712312843462821658648535452213821734229002640425147242092367823387252382411825278241152477225716233182786926446
Percentage of InvestmentsFairValueDisclosure659.4111.1109.3112.9159.3201.4207.2829.43316.0145.4352.7791.25587.12283.21410.51283.72032.71960.11934.41951.91532.3918.9771.7709.6562.3482.3465.2463.2

us-gaap:FairValueByMeasurementFrequency, us-gaap:FinancialInstrument

us-gaap:FairValueMeasurementsRecurring, qcom:Mortgageandassetbackedandauctionratesecurities



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-24
Value8135353535353535
Percentage of InvestmentsFairValueDisclosure33.911.18.48.424.124.821.0102.9

us-gaap:FairValueMeasurementsRecurring, us-gaap:CorporateDebtSecurities



Period End2020-03-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-24
Value125341951108144213
Percentage of InvestmentsFairValueDisclosure524.31.04.635.276.686.2626.5

us-gaap:FairValueMeasurementsRecurring, us-gaap:EquitySecurities



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-24
Value23931541841714514116734
Percentage of InvestmentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueMeasurementsRecurring, us-gaap:USTreasuryAndGovernment



Period End2020-03-29
Value3
Percentage of InvestmentsFairValueDisclosure1.3

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:LiabilitiesFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value405475416415399364380393288261281270270230225
Percentage of LiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value2921420337180614331210
Percentage of LiabilitiesFairValueDisclosure7.20.40.21.05.09.118.720.42.10.41.41.11.15.24.4

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value394035417685861290000000
Percentage of LiabilitiesFairValueDisclosure9.68.48.49.919.023.422.632.80.00.00.00.00.00.00.0

us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value473517452460495482537602294262285273273242235
Percentage of LiabilitiesFairValueDisclosure116.8108.8108.7110.8124.1132.4141.3153.2102.1100.4101.4101.1101.1105.2104.4

us-gaap:CreditFacility, us-gaap:DebtInstrument

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

us-gaap:CommercialPaper, qcom:November2021



Period End2020-03-29
Value5000
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0

us-gaap:RevolvingCreditFacility, qcom:November2021



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-25
Value45004470447044704470447044704470447044704470447044704470
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity90.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LongTermDebtFairValue



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-27
Value167001660016500161001540014800151001890020500209002150021500101001020010600104001010096009600
Percentage of LongTermDebtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths



Period End2020-03-292019-12-292019-09-29
Value200019991997
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths100.0100.0100.0

us-gaap:LitigationCase

us-gaap:LossContingencyAccrualCarryingValueCurrent

qcom:EC



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-24
Value11001100111014301140115511701166123211830
Percentage of LossContingencyAccrualCarryingValueCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0

qcom:IceraComplainttoEC



Period End2020-03-292019-12-292019-09-29
Value272271265
Percentage of LossContingencyAccrualCarryingValueCurrent24.724.623.9

us-gaap:MarketableSecuritiesCurrent



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value1543314421435195249311291162520412279595428583927127021122510627961597611134410063114639658102091029189888824892894008982856799839081657661904982665857986732
Percentage of MarketableSecuritiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancialInstrument

us-gaap:EquitySecurities



Period End2020-03-292019-09-292019-06-302019-03-312018-12-302018-09-30
Value239417416144141167
Percentage of MarketableSecuritiesCurrent15.599.095.673.856.653.7

us-gaap:MarketableSecuritiesNoncurrent



Period End2020-03-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-09-292013-06-302013-03-312012-12-302012-09-302012-06-242012-03-252011-12-252011-09-252011-06-262011-03-272010-12-262010-09-26
Value333636363535353544471270168891887618973137021392213582140631362613894140551381514457145631542514330144401894117046150961446313152114891043892619493908185988123
Percentage of MarketableSecuritiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinancialInstrument

us-gaap:EquitySecurities



Period End2020-03-292019-09-292019-06-302019-03-312018-12-302018-09-30
Value011100
Percentage of MarketableSecuritiesNoncurrent0.02.82.82.80.00.0

us-gaap:OperatingLeaseLiability



Period End2020-03-292019-12-292019-09-30
Value521529500
Percentage of OperatingLeaseLiability100.0100.0100.0

us-gaap:OperatingLeaseLiabilityCurrent



Period End2020-03-292019-12-292019-09-30
Value132136127
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0

us-gaap:OperatingLeaseLiabilityNoncurrent



Period End2020-03-292019-12-292019-09-30
Value389393373
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:OtherAssetsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value404474416415398364380393408412369358338330303295289306290356318326262281270270230225
Percentage of OtherAssetsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value39987364636162013141125135130000000000000000
Percentage of OtherAssetsFairValueDisclosure9.720.717.515.415.81.64.25.13.234.233.937.738.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value443572489479461370396413421553494493468330303295289306290356318326262281270270230225
Percentage of OtherAssetsFairValueDisclosure109.7120.7117.5115.4115.8101.6104.2105.1103.2134.2133.9137.7138.5100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherLiabilities



Period End2020-03-292019-12-292019-09-292018-09-30
Value2823285224281225
Percentage of OtherLiabilities100.0100.0100.0100.0

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:OtherLiabilitiesFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value405475416415399364380393408412369358337329302295288306289310294288261280270270230225
Percentage of OtherLiabilitiesFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel3, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value39403541768586129194195196193193000000000000000
Percentage of OtherLiabilitiesFairValueDisclosure9.68.48.49.919.023.422.632.847.547.353.153.957.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-302018-09-302018-06-242018-03-252017-12-242017-09-242017-06-252017-03-262016-12-252016-09-252016-06-262016-03-272015-12-272015-09-272015-06-282015-03-292014-12-282014-09-282014-06-292014-03-302013-12-292013-06-302013-03-31
Value444515451456475449466522602607565551530329302295288306289310294288261280270270230225
Percentage of OtherLiabilitiesFairValueDisclosure109.6108.4108.4109.9119.0123.4122.6132.8147.5147.3153.1153.9157.3100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueRemainingPerformanceObligation



Period End2020-03-292019-12-292019-09-292019-06-302019-03-312018-12-30
Value150016001700180018002000
Percentage of RevenueRemainingPerformanceObligation100.0100.0100.0100.0100.0100.0

us-gaap:ShareRepurchaseProgram

us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1

qcom:A10BstockrepurchaseprogramannouncedMay92018



Period End2020-03-292018-07-26
Value47009000
Percentage of StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1100.0100.0

Line plots across dimensions of each concept

us-gaap:Revenues us-gaap:StatementBusinessSegments


us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest us-gaap:StatementBusinessSegments


us-gaap:Assets us-gaap:StatementBusinessSegments


us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents