HSY


Line plots across dimensions of each concept
Tables

Table of contents


us-gaap:StatementClassOfStock
us-gaap:CommonStockValue
us-gaap:StatementClassOfStock
us-gaap:CommonStockSharesIssued
us-gaap:StatementClassOfStock
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding
us-gaap:StatementClassOfStock
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic
us-gaap:StatementClassOfStock
us-gaap:EarningsPerShareBasic
us-gaap:StatementClassOfStock
us-gaap:EarningsPerShareDiluted

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:Revenues

us-gaap:CostOfGoodsAndServicesSold

us-gaap:GrossProfit

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:OperatingIncomeLoss
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:InterestExpense

us-gaap:InterestExpenseDebt

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
us-gaap:ConsolidationItems
us-gaap:NonoperatingIncomeExpense

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:ProfitLoss

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:Assets

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity

us-gaap:AssetsCurrent

us-gaap:AccountsReceivableNetCurrent

us-gaap:InventoryNet

us-gaap:InventoryLIFOReserve

us-gaap:OtherAssetsCurrent

us-gaap:PrepaidExpenseAndOtherAssetsCurrent

us-gaap:Land

us-gaap:MachineryAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:Goodwill
us-gaap:BusinessAcquisition
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:OtherAssetsNoncurrent

us-gaap:LiabilitiesCurrent

us-gaap:LongTermDebtCurrent
us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:AccountsPayableCurrent

us-gaap:OtherAccruedLiabilitiesCurrent

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:LongTermDebt
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:LongTermDebtNoncurrent
us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:MinorityInterest
us-gaap:StatementEquityComponents

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:StockholdersEquity
us-gaap:StatementClassOfStock
us-gaap:CommonStockValue

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:TreasuryStockValue

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:ProfitLoss

us-gaap:DepreciationDepletionAndAmortization
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet

us-gaap:IncreaseDecreaseInInventories

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:ProceedsFromIssuanceOfLongTermDebt

us-gaap:RepaymentsOfLongTermDebt

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:RepaymentsOfLongTermDebt
us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentInterestRateStatedPercentage

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

us-gaap:ShareBasedCompensation

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:ProceedsFromRepaymentsOfShortTermDebt

hsy:CashCashEquivalentsRestrictedCashandRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectandCashClassifiedasHeldforSale

hsy:CashandCashEquivalentsClassifiedasHeldforSaleIncreaseDecrease

hsy:DefinedBenefitPlanNonServiceCost
us-gaap:StatementClassOfStock
hsy:IncrementalCommonSharesAttributabletoDilutiveEffectofConversionofCommonStock
us-gaap:ConsolidationItems, us-gaap:DerivativeInstrumentRisk
hsy:NetGainLossOnCommodityDerivativePositionsReclassifiedFromUnallocatedDerivativeGainsLossesToSegmentIncome
us-gaap:DerivativeInstrumentRisk, us-gaap:StatementBusinessSegments
hsy:NetMarktoMarketValuationofCertainDerivativePositionsRecognizedinUnallocatedDerivativeGainsLosses

hsy:OtherNonoperatingGainLoss

hsy:RestructuringChargesBusinessRealignment

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AmortizationOfIntangibleAssets
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:AssetImpairmentCharges
us-gaap:ConsolidationItems
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect
us-gaap:StatementClassOfStock
us-gaap:CommonStockDividendsPerShareCashPaid
us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType, us-gaap:RestructuringPlan, us-gaap:StatementBusinessSegments
us-gaap:ConcentrationRiskPercentage1
us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType, us-gaap:StatementBusinessSegments

us-gaap:DeferredIncomeTaxesAndTaxCredits
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanContributionsByEmployer
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanInterestCost
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanServiceCost
us-gaap:ConsolidationItems
us-gaap:DerivativeGainLossOnDerivativeNet
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet
us-gaap:DerivativeInstrumentRisk
us-gaap:StatementClassOfStock
us-gaap:DistributedEarnings
us-gaap:StatementClassOfStock
us-gaap:Dividends
us-gaap:StatementClassOfStock
us-gaap:DividendsCommonStockCash
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:EffectOfExchangeRateOnCashAndCashEquivalents

us-gaap:EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense

us-gaap:EquityMethodInvestmentOtherThanTemporaryImpairment

us-gaap:FinanceLeaseInterestExpense

us-gaap:FinanceLeaseInterestPaymentOnLiability

us-gaap:FinanceLeasePrincipalPayments

us-gaap:FinanceLeaseRightOfUseAssetAmortization

us-gaap:GoodwillForeignCurrencyTranslationGainLoss
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:GoodwillPurchaseAccountingAdjustments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccruedTaxesPayable
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:IncreaseDecreaseInFairValueOfHedgedItemInInterestRateFairValueHedge1

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets
us-gaap:AwardType, us-gaap:StatementClassOfStock
us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InterestCostsCapitalizedAdjustment

us-gaap:InterestIncomeExpenseNonoperatingNet

us-gaap:InterestPaid

us-gaap:InvestmentIncomeInterest

us-gaap:LeaseCost

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeasePayments

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossBeforeTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax

us-gaap:OtherComprehensiveIncomeLossTax

us-gaap:OtherOperatingActivitiesCashFlowStatement
us-gaap:StatementClassOfStock
us-gaap:ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic
us-gaap:StatementClassOfStock
us-gaap:ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsToAcquireEquityMethodInvestments

us-gaap:PensionAndOtherPostretirementBenefitContributions

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProceedsFromStockOptionsExercised
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:RestructuringCharges
us-gaap:ConsolidationItems
us-gaap:IncomeStatementLocation
us-gaap:RestructuringCostAndReserve, us-gaap:RestructuringPlan
us-gaap:RestructuringPlan

us-gaap:RestructuringCostsAndAssetImpairmentCharges

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
us-gaap:AwardType
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised
us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedDuringPeriodValue
us-gaap:AwardType
us-gaap:StatementClassOfStock

us-gaap:TreasuryStockSharesAcquired
us-gaap:AwardType
us-gaap:StatementClassOfStock

us-gaap:TreasuryStockValueAcquiredCostMethod
us-gaap:StatementEquityComponents
us-gaap:StatementClassOfStock
us-gaap:UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic
us-gaap:StatementClassOfStock
us-gaap:UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted
us-gaap:StatementClassOfStock
dei:EntityCommonStockSharesOutstanding

hsy:DebtInstrumentImpactofDerivativesUnamortizedDiscountPremiumandDebtIssuanceCostsNet
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
hsy:DerivativeAssetCashTransfersReceivablePayableChangeInQuotedMarketPricesOnTheLastDayOfTrading
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
hsy:DerivativeLiabilityCashTransfersReceivablePayableChangeInQuotedMarketPricesOnTheLastDayOfTrading
us-gaap:BalanceSheetLocation
hsy:FinanceLeaseRightOfUseAssetAccumulatedAmortization

hsy:LeaseLiability

hsy:LeaseRightofUseAsset
us-gaap:FairValueByFairValueHierarchyLevel
hsy:LongtermDebtCurrentMaturitiesFairValue
us-gaap:FairValueByFairValueHierarchyLevel
hsy:LongtermDebtExcludingCurrentMaturitiesFairValue

hsy:OtherMiscellaneousAssetsNonCurrent

hsy:OtherMiscellaneousLiabilitiesNonCurrent

hsy:PrepaidExpensesandOther

hsy:ShareBasedCompensationArrangementByShareBasedPaymentAwardIntrinsicValueOfShareBasedLiabilitiesPaidCombinedWithFairValueOfSharesVested

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AccruedMarketingCostsCurrent

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax

us-gaap:AdditionalPaidInCapital

us-gaap:AociLossCashFlowHedgeCumulativeGainLossAfterTax

us-gaap:BuildingsAndImprovementsGross
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet

us-gaap:CapitalizedComputerSoftwareNet

us-gaap:ConstructionInProgressGross

us-gaap:DeferredIncomeTaxAssetsNet

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent

us-gaap:DerivativeAssets
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeFairValueOfDerivativeNet

us-gaap:DerivativeLiabilities
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeNotionalAmount
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:FIFOInventoryAmount

us-gaap:FinanceLeaseLiability

us-gaap:FinanceLeaseLiabilityCurrent

us-gaap:FinanceLeaseLiabilityNoncurrent
us-gaap:BalanceSheetLocation
us-gaap:FinanceLeaseRightOfUseAsset

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass
us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill

us-gaap:InventoryFinishedGoodsNetOfReserves

us-gaap:InventoryRawMaterialsNetOfReserves

us-gaap:InventoryWorkInProcessNetOfReserves
us-gaap:CreditFacility, us-gaap:LongtermDebtType
us-gaap:LinesOfCreditCurrent

us-gaap:LongTermDebtAndCapitalLeaseObligations
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:LongTermDebtFairValue

us-gaap:OperatingLeaseLiabilityCurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent

us-gaap:PrepaidExpenseCurrentAndNoncurrent
us-gaap:RestructuringCostAndReserve, us-gaap:RestructuringPlan
us-gaap:RestructuringAndRelatedCostCostIncurredToDate1
us-gaap:RestructuringPlan

us-gaap:RestructuringReserve
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:SharePrice

us-gaap:ShortTermBorrowings
us-gaap:ShortTermDebtType

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:TreasuryStockShares

Tables

  2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
 us-gaap:CommonStockValue us-gaap:StatementClassOfStock us-gaap:CommonClassB▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄606060606060606060606060606060606060NANANA60NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:CommonStockValue us-gaap:StatementClassOfStock us-gaap:CommonStock▁▁██160160299299NA299NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:CommonStockSharesIssued us-gaap:StatementClassOfStock us-gaap:CommonClassB▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄6060606060606060606060606060606060606060606060NANA6060NANANANA60NANANANANANANANANANANANANANANANANANA
 us-gaap:CommonStockSharesIssued us-gaap:StatementClassOfStock us-gaap:CommonStock▁▁██160160299299NA299NANANANANANANANANANANANA299299299299299NANA299299NANANANA299NANANANANANA359NANANA359NANANA359NANANA
 us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding us-gaap:StatementClassOfStock us-gaap:CommonClassB60NA606060NA606060NA606060NA606060NA606060NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding us-gaap:StatementClassOfStock us-gaap:CommonStock210NA211210210NA210210NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:WeightedAverageNumberOfSharesOutstandingBasic us-gaap:StatementClassOfStock us-gaap:CommonClassB60NA606060NA606060NA606060NA606060NA606060NA606060NANANA606060NA606060NA60NANA000NA000NANANANA
 us-gaap:WeightedAverageNumberOfSharesOutstandingBasic us-gaap:StatementClassOfStock us-gaap:CommonStock148NA149149148NA149148NANANANANANANANANANA158158160NA161162163NANANA163163163NA164164165NA164NANA000NA000NANANANA
 us-gaap:EarningsPerShareBasic us-gaap:StatementClassOfStock us-gaap:CommonClassB▇▆█▇▇█▇▆█▅▇▆▄▄▆▅▆▆▅▁▆▆▆▅▆▅▅▆▆▅▆▅▅▅▄▄▅▅▅▅▄▅▄▅▃▅▄▅▄▄1.210.931.451.391.361.51.171.011.550.81.20.890.550.510.990.640.990.980.66-0.421.040.850.940.71.040.770.770.960.960.661.00.620.730.730.560.560.820.820.590.810.530.650.550.740.190.660.510.660.290.31
 us-gaap:EarningsPerShareBasic us-gaap:StatementClassOfStock us-gaap:CommonStock▄▁▇▆▆▇▄▂█1.331.021.591.541.491.651.291.111.71NANANANANANANANANA0.73-0.471.140.941.030.781.160.850.851.071.070.731.110.690.80.80.620.620.910.910.650.890.590.720.610.810.210.60.570.730.320.34
 us-gaap:EarningsPerShareDiluted us-gaap:StatementClassOfStock us-gaap:CommonClassB▇▆█▇▇█▇▆█▅▇▆▄▄▆▅▆▆▅▁▆▆▆▅▆▅▅▆▆▅▆▅▅▅▄▄▅▅▅▅▄▅▄▅▃▅▄▅▄▄1.210.921.441.381.361.491.171.011.550.81.20.890.550.510.990.640.990.980.66-0.421.030.850.940.71.030.760.760.950.950.660.990.620.730.730.550.550.810.810.580.80.530.650.550.730.190.640.510.650.290.31
 us-gaap:EarningsPerShareDiluted us-gaap:StatementClassOfStock us-gaap:CommonStock▄▁▇▆▆▇▄▂█1.290.981.541.481.451.61.251.081.65NANANANANANANANANA0.7-0.471.10.911.00.751.110.820.821.031.030.71.060.660.770.770.590.590.870.870.620.860.560.70.590.780.20.60.550.710.310.33
  2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▇██▅▇▇█▅▇▇▇▅▆▇▇▄▆▆▇▄▇▇▇▄▆▇▇▆▆▃▆▅▅▅▃▃▅▅▄▄▂▄▃▄▁▃▃▃▁▁20372068213417672016198720791751197119392033166218791970200316371828190919601578193720101961157818711956195618531853150818271751174617461414141417321732156716241325156414821547123314071407148411711236
 us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,hsy:NorthAmericaSegment▇▇█▃▇▆▇▃▆▅▇▂▅▅▆▂▄▄▆▁▅184418121894156818061746184315591751167417921477167716901764144416331627173313991706NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:Revenues ▇██▅▇▇█▅▇▇▇▅▆▇▇▄▆▆▇▄▇▇▇▄▆▇▇▆▆▃▆▅▅▅▃▃▅▅▄▄▂▄▃▄▁▃▃▃▁▁20372068213417672016198720791751197119392033166218791970200316371828190919601578193720101961157818711956195618531853150818271751174617461414141417321732156716241325156414821547123314071407148411711236
us-gaap:CostOfGoodsAndServicesSold ▇▇▇▁▆▄█▂▃117011561191892112310431216958997NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:GrossProfit ▇▇█▇▇█▇▆█▆█▅▇▅▆▅▆▇▇▅▇▇▇▅▇▆▆▆▆▅▆▅▅▅▃▃▅▅▄▄▃▄▃▄▂▃▃▃▁▁866911943874892944863793974834940763906742850747817877868735900887860717871857857855855718849755742742618618743743631680564656619655546593570589453440
us-gaap:SellingGeneralAndAdministrativeExpense ▄█▅▂▂▅▂▂▅▇▆▂▃▇▄▃▄▆▆▂▇█▄▁▃475517481453453486453449485508497445461506474462471499500455504519477438464NANANA481446450NA420420391NA405NA397356345377391357336340NANANANA
us-gaap:OperatingIncomeLoss ▄▃▅▄▄▄▄▃▅▃▄▃▂▃▄▃▄▄▃▁▅█▄▃▅3822864604104384214063154803284393151912293742623393433037532907358277545NANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:InterestExpense ▅▆▅▅▆▆▆▅▄▃▂▂▂▂▂▁▁▁█▁▁373836373939383631262424232424212121472020NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:InterestExpenseDebt ▇█▇▇██▇▇▅▃▂▂▂▂▂▁▁▂▁▁▁▁▁▁▁39403739404139383228252524252522232422232323232323NANANA222224NA262626NA26NANANANA26NANANA24NANANANA
us-gaap:OtherNonoperatingIncomeExpense ▄▂▄▄▅▁▄▃▆▁▄▅▆▅▃▅█▃▅▅▇▆▆▆-11-34-17-13-5-39-12-20-1-42-13-100-7-21-821-25-9-49370NANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax ▁█▆▇▇▅▇▄▆▆█▇█▅▆▇█-519-773-125-22-1-89413-18-8112NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▆▄▇▇▇▆▇▅█▅▇▅▄▄▆▅▆▆▅▁▇▆▆▅▇▆▆335214407363395343356260449260400281168198327233339296246-16374321345256382286286NA348247368NANANANANANANANANANANANANANANANANANANA
 us-gaap:NonoperatingIncomeExpense us-gaap:ConsolidationItems us-gaap:CorporateNonSegment█▁▂124-163-132NA117-125-116NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeTaxExpenseBenefit ▄▁▅▃▆▁▆▃▆▅█▅▅▅▆▆▇▅▆▅█▇▇▆█66982499212913698781267870811008710983918313011912188129NANANA11588126NA10010062NA111NANA101749164975482NANANANA
us-gaap:IncomeTaxesPaidNet ▁▆▂█▂▂▂147525108282324NA1280NANA7118NANA29112NANA171051225016NANANANANA0NANANANANA7NA68NANA15114NANA29NANANANA
us-gaap:ProfitLoss ▆▄▇▇▇▇▆▄█▃▆▄▁▂▅▂▅26820432531330333126522335018127420298116227145229NANANANANANANANANANANA232159241149176176135NA198NA14219613016013518046147NANANANA
us-gaap:ComprehensiveIncomeNetOfTax ▆▅██▇█▇▆▇▅▇▅▄▄▆▄▆▆▃▁▅▂▅▅▇██22920733732431231529521330920429220414313722712922122687-1219920193174266338338NA294155250NANANANANANANANANA129169NANA21133NANANANA
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest ▇▇███▆█▇████▁▇██▇███▇-2-2000-50-31010-26-100-1000-3NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▆▅██▇▇▇▅▇▅▇▅▄▄▆▄▆▆▃▁▅▂▅▅▇22620433732431231029620931020429320411713622612822022687-1119520193174266NANANA294155250NA237237136NA244NA-7110129169160182NANANANANANA
us-gaap:NetIncomeLoss ▇▆█▇▇█▇▆█▅▇▆▄▄▆▅▆▆▅▁▆▆▆▅▆▅▅▆▆▅▆▅▅▅271207325312304336263226350181273203125116227145229227154-99244202223168252186186232232159241149176176NA135NA198NANA130160135180461471261627175
 us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings▅▂▇▆▆▇▄▃█▁271207325312304336263226350181NANA125116NANA229NANANA244202223NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▇▇███▆█▇████▁▇████-2-2000-51-30000-26-30000NANA00000NANANA0-11NANANANANA-4NA-16NANA2-11NANA3NANANANA
  2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
us-gaap:Assets █▇▇▆▆▆▆▅▅▂▂▁▁▂▂▂▁▁▂▂▂▂▂▁▁▁▁885581408464779378577703783674057332555356555380534255245845556753055344563054495757562959165184542853575357NA5077469648454754473747374667NA4599NA44124130431242354272NANANA3675NANANA
us-gaap:Liabilities █▆▇▆▇▆▇▆▆▃▃▃▃▃▄▃▃▂▃▂▃▂▂▁▁▁▁718063956702610964346295658663416343462248164510449646964903479244264296469342114412410943083576375937413741NA3727357537333706374037403582NA3713NA35393175326733263335NANANA2914NANANA
us-gaap:LiabilitiesAndStockholdersEquity █▇▇▆▆▆▆▅▅▂▂▁▁▂▂▂▁▁▂▂▂▂▂▁▁▁▁885581408464779378577703783674057332555356555380534255245845556753055344563054495757562959165184542853575357NA5077469648454754473747374667NA4599NA44124130431242354272NANANA3675NANANA
us-gaap:StockholdersEquity ▇██▇▆▆▄▃▃▂▂▂▂▁▂▁▂▃▂▄▅▆▇▇▇▇▇1671173917531675141413981234104997291582385583078589572783199788811501266145515431545160516041604NA13381111110010369819811064NA860NA8499271012875902NANANA720NANANA
  2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
us-gaap:AssetsCurrent █▃▅▃▄▄█▅▄▂▄▂▂▁▃▁▁▁▄▃▃▄▆▄▆▆▆285421172375209322162239279423652270200122141911187318162130180717721848220920072108224725322261254424872487NA2375199821802113213521352093NA2012NA20461814199219542005NANANA1385NANANA
us-gaap:AccountsReceivableNetCurrent ▆▃█▃▅▄▇▂▄▄▆▁▄▄▇▂▃▄▇▁▄▄▇▁▄▂▂705568849538694594814501614588742417595581759483544599760443606596786423620477477NA659366516461649649353NA502NA399620296433390NANANA410NANANA
us-gaap:InventoryNet ▅▅██▄▄▆▇▄▃▇▇▄▃▅▆▄▃▄▆▃▄▆▅▁▁▁832815969957791784880916782752938936795745843871770750813873745801900855678659659NA762778626633726726791NA649NA648654659535533NANANA519NANANA
us-gaap:InventoryLIFOReserve ▃▂▂▂▂▃▂▂▂▃▃▃▃▄▄▄▄▇███▂▁▁▁▁▁175169171171171178169169169180181181181186188188188205213213213172164164164165165NA153153153-198210210210NA210NA166157157157-153NANANA-187NANANA
us-gaap:OtherAssetsCurrent ▆▄▅▄█▆▇▄▁▁173154167154194180185162133130NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PrepaidExpenseAndOtherAssetsCurrent ▂▃▃▃▃▄▄█▆▄▃▅▃▂▂▂▁▁▂▂▃▄▂▄▂▂▂222240254230265272274479397280258343247192194202172152191208230276213275193178178NA178182186168NANANANANANA167NANANANANANANANANANANA
us-gaap:Land ▆▆▆▅▅▄▅████▆▆▅▄▄▂▂▁▁▁▁▂10610510410310310210310910910810810610410310110096969595959596NANA9696NANANANA92NANANANANANA92NANANANANANANANANANANA
us-gaap:MachineryAndEquipmentGross ██▇▆▄▄▄▃▄▃▂▁▃▅▄▄▃▂▂▂▁▁▅31343120309430442981298829892959297229252910287129483001298529762945288628872891287028633006NANA27262726NANANANA2589NANANANANANA2600NANANANANANANANANANANA
  2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
us-gaap:PropertyPlantAndEquipmentGross ██▇▇▇▇▇▆▆▆▆▅▆▇▇▇▇▆▆▆▅▅▄▃▂▁▁474847344652461945724581458345354524446044114370443945754580456745454517445944234355432842334023395037793779NA3665365036243560358735873564NA3658NA35883507345833743324NANANA3242NANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment ██▇▇▆▆▇▆▆▅▅▅▆▆▆▅▅▄▄▄▄▃▃▂▂▁▁259825812552251224642451249124512405235423602336238923972420236923152276227122422206217621542080204119741974NA194519411919-1886196919691980NA2072NA2028199419651931-1887NANANA-1838NANANA
us-gaap:PropertyPlantAndEquipmentNet ▇▇▆▆▆▆▆▅▆▆▅▅▅▇▇▇██▇▇▇▇▅▃▃▁▁215021532099210721082130209220832119210620502033205021772159219822302240218721802149215120781943190918051805NA1719170917051674161816181583NA1585NA15591512149314431437NANANA1404NANANA
us-gaap:Goodwill ███▇▇▇▆▆▆▂▂▂▂▂▂▂▂▂▂▂▃▂▂▁▁▁▁197619851982180518031801167716741645821822818814812816818690684689711933792778576572576576NA580578585588594594589NA594NA516517527527524NANANA571NANANA
 us-gaap:Goodwill us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,hsy:NorthAmericaSegment███▇▇▇▆▆▆▂▂▂▂▂▂▂▁▁196019671964178717851782165816561625799800796793792795796668662NANANA533NANANA538538NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill ▇▇█▇▇▇▆▆▆▂▂▂▂▃▃▃▂▂▂▂▂▂▂▁▁▁▁132413411452125712671278100810161032369375378381492510521375379388402407294331190189195195NA200202210214220220219NA225NA111113122122123NANANA125NANANA
us-gaap:OtherAssetsNoncurrent ████▇▃▃▃▃▃▂▂▁▁▁▁▂▁▁▁▁▁▂▂▂▄▄523512524499459252261262262251174182163168169157185155155147158142195212212293293NA182176147152154154154NA147NA138161163165161NANANA183NANANA
  2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
us-gaap:LiabilitiesCurrent ▆▃▆▄▄▄▅▅█▃▄▂▂▃▃▅▄▄▄▃▄▃▄▁▂▁▁289220082982238723982418275825143705207623371742171019092017267123362217223520182175193521921261144414081408NA1260108414921471155215521446NA1323NA11731181122112901298NANANA910NANANA
us-gaap:LongTermDebtCurrent █▁788703NA3533533043033003000002505005004992502502502502501000NA33252257251251347NA97NA9799259261261NANANA15NANANA
 us-gaap:LongTermDebtCurrent us-gaap:FairValueByFairValueHierarchyLevel us-gaap:FairValueInputsLevel2█▁788703NA353353304303300300000250500500499NANANA250NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AccountsPayableCurrent ▆▇▇▃▄▄█▄▅▅▆▃▄▅▃▂▂▃▂▁▂▄▅▃▃▃▃531550553479500502581496519523529471499522458455436474448423449482522464465461461NA481413412441435435388NA380NA420430399381410NANANA287NANANA
us-gaap:OtherAccruedLiabilitiesCurrent ▃▂▄▄▁▅▅▄▃▃▃▂▁▁▁▇█▆184163196190150204204185182180171166149152145247255231NANANA162NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AccruedIncomeTaxesCurrent ▃▂▄▂▄▂▃▂▁▂▂▁▄▁▂▁▅▂▃▂▆▁▂▄█▄▄61197416743361301217196773130110234021121431751727979NA384105212121NA100NA1150769NANANA36NANANA
  2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
us-gaap:LongTermDebt ██▅▅▅▅▅▆▂▂▂▂▂▂▃▁▁▁▁4242423432453241323932593256355423622361235423492351234726122071207120572080NANA1799NANANA17961796NANANANA1788NANANANANANA18461598NANA1803NANANA1517NANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType hsy:Notes2.30Due2026,us-gaap:DomesticCorporateDebtSecurities▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄500500500500500500500500500500500500500500500NANA0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:DebtInstrument,us-gaap:LongtermDebtType hsy:Notes3.375Due2023Domain,us-gaap:DomesticCorporateDebtSecurities▄▄▄▄▄▄▄▄500500500500500500500500NA0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:LongTermDebt us-gaap:FairValueByFairValueHierarchyLevel us-gaap:FairValueInputsLevel2██▅▅▅▅▅▆▂▂▂▂▂▂▃▁▁▁424242343245324132393259325635542362236123542349235123472612207120712057NANANA1793NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
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us-gaap:MinorityInterest ▁▁▂▂▂▂▂▂▃▂▂▂▂▅▆▆▆▆▆▆▆████▂▂358888141317161514154146464749485049646363631111NA1191211151521NA25NA2327333335NANANA39NANANA
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us-gaap:OtherLiabilitiesNoncurrent ██▇▇▇▂▂▂▂▂▁▁▁▁▃▄▃▃▄▄▅▄▁▁▂▂▂637655627636618446429436435438402397399400478496465468504515541526410413424434434NA637663666668636636608NA614NA617495503494494NANANA501NANANA
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us-gaap:StockholdersEquity ▇██▇▆▆▄▃▃▂▂▂▂▁▂▁▂▃▂▄▅▆▇▇▇▇▇1671173917531675141413981234104997291582385583078589572783199788811501266145515431545160516041604NA13381111110010369819811064NA860NA8499271012875902NANANA720NANANA
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 us-gaap:CommonStockValue us-gaap:StatementClassOfStock us-gaap:CommonStock▁▁██160160299299NA299NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:RetainedEarningsAccumulatedDeficit ▁▁███▇▇▇▇▇▇▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆▆140412907525735871937032684367276634637163256187611261156129603060055897580757765991586057735665560154545454NA5373524651775027496049604866NA4814NA46994633451244584374NANANA4148NANANA
us-gaap:TreasuryStockValue ▁▁███████▇▇▇▇▇▇▇▇▇▇▆▆▆▆▆▆▆▆7425916938678167866618658966096593642664346240616361836049608259465672566554225427516151475050489047074707NA4721474046694558457245724324NA4421NA42584243411041754052NANANA3979NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▂▃▃▃▂▂▃▂▂▃▃▂▂▂▁▁▂▂▂▃▁▂▇██▇▇-365-323-324-336-348-356-335-367-354-313-337-355-357-375-396-396-379-371-383-316-403-358-176-146-152-166-166NA-318-380-376-385-335-335-395NA-396NA-442-292-205-205-215NANANA-202NANANA
  2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
us-gaap:NetCashProvidedByUsedInOperatingActivities ▁█▂▂▂▇▂246770314349329707289NA352623NANA234560NANA257626NANA256450215-31203NANANANANA293NANANANANA275NANANANA159513NANA181NANANANA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▆▆▁▆▆▁█-110-82-491-94-111-53092NA-981-141NANA-40-109NANA-49-145NANA-249-170-456-166-69NANANANANA-93NANANANANA-264NANANANA-87-77NANA-35NANANANA
us-gaap:NetCashProvidedByUsedInFinancingActivities █▁▅▂▂▂▄495-498115-357-341-412-24NA725-378NANA-256-484NANA-271-467NANA-76-382155-244-247NANANANANA-198NANANANANA-137NANANANA-204NANANANANANANANA
  2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
us-gaap:NetCashProvidedByUsedInOperatingActivities ▁█▂▂▂▇▂246770314349329707289NA352623NANA234560NANA257626NANA256450215-31203NANANANANA293NANANANANA275NANANANA159513NANA181NANANANA
us-gaap:NetIncomeLoss ▇▆█▇▇█▇▆█▅▇▆▄▄▆▅▆▆▅▁▆▆▆▅▆▅▅▆▆▅▆▅▅▅271207325312304336263226350181273203125116227145229227154-99244202223168252186186232232159241149176176NA135NA198NANA130160135180461471261627175
 us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings▅▂▇▆▆▇▄▃█▁271207325312304336263226350181NANA125116NANA229NANANA244202223NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:ProfitLoss ▆▄▇▇▇▇▆▄█▃▆▄▁▂▅▂▅26820432531330333126522335018127420298116227145229NANANANANANANANANANANA232159241149176176135NA198NA14219613016013518046147NANANANA
us-gaap:DepreciationDepletionAndAmortization ▂▂▂▂▂▂▂▂▂▂▁▂▂▁▂▃▁█▂▁▁▇▁▁▁7072747272697476746762676459859659244646058211525049NANANANANA48NANANANANA54NA58NANA5151NANANANANANANA
 us-gaap:DepreciationDepletionAndAmortization us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:CorporateNonSegment,us-gaap:Corporate▂▂▂▂▂▂▃▃▂▂▂▃▂▁▅█▂█▂▂▂▆9101091181517121110151043043104511111136NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DepreciationDepletionAndAmortization us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,hsy:InternationalandOtherSegment▁▁▁▁▁▁▁▁▂▂▂▂▂▂▂▂▂█▂▂▂▅777777761410991213131310461391128NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DepreciationDepletionAndAmortization us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,hsy:NorthAmericaSegment▂▂▂▂▂▂▂▂▂▂▁▁▁▁▁▁▁█▁▁▁█5354565553535252474542414141413938153383935146NANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet █▂▃▃▅▅▁15-11-8-514-15NA9-67NANA-8-12NANA-65-81NANA-1918126-10416NANANANANA95NANANANANA-129NA110NANA-32-19NANA-102NANANANA
us-gaap:IncreaseDecreaseInInventories ▅▁▄█▄▂▄27-15311666-99-35NA11-121NANA49-97NANA19-54NANA-79253-19-17731NANANANANA-2NANANANANA21NA-10NANA10-74NANA75NANANANA
  2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
us-gaap:NetCashProvidedByUsedInInvestingActivities ▆▆▁▆▆▁█-110-82-491-94-111-53092NA-981-141NANA-40-109NANA-49-145NANA-249-170-456-166-69NANANANANA-93NANANANANA-264NANANANA-87-77NANA-35NANANANA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▇▄▁▅▆▅█998160839287105NA60108NANA33101NANA33108NANA57131776273NANANANANA90NANANANANA88NA72NANA7770NANA30NANANANA
  2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
us-gaap:NetCashProvidedByUsedInFinancingActivities █▁▅▂▂▂▄495-498115-357-341-412-24NA725-378NANA-256-484NANA-271-467NANA-76-382155-244-247NANANANANA-198NANANANANA-137NANANANA-204NANANANANANANANA
us-gaap:ProceedsFromIssuanceOfLongTermDebt ▁█▁▁▁▁▁098403100NA00NANANA0NANA00NANA01100NANANANANA1NANANANANA0NA248NANA0348NANANANANANANA
us-gaap:RepaymentsOfLongTermDebt ▁▁▁▁▁▁█110030304NA6070NANA0250NANA04NANA0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:PaymentsForRepurchaseOfCommonStock ▇▄█▃█▃▁1698119155198470NA1780NANA0139NANA30315NANA30634106164271NANANANANA204NANANANANA218NA26NANA19235NANA64NANANANA
  2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
us-gaap:RepaymentsOfLongTermDebt ▁▁▁▁▁▁█110030304NA6070NANA0250NANA04NANA0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType hsy:Notes2.90Due2020Domain,us-gaap:DomesticCorporateDebtSecurities▄▄▄▄▄▄▄▄0.0290.0290.0290.0290.0290.0290.0290.029NA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType hsy:Notes3.10Due2021Domain,us-gaap:DomesticCorporateDebtSecurities▄▄▄▄▄▄▄▄0.0310.0310.0310.0310.0310.0310.0310.031NA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType hsy:Notes3.375Due2023Domain,us-gaap:DomesticCorporateDebtSecurities▄▄▄▄▄▄▄▄0.033750.033750.033750.033750.033750.033750.033750.03375NA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA

Common Stock Value

us-gaap:StatementClassOfStock

us-gaap:CommonStockValue

us-gaap:CommonClassB



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value60606060606060606060606060606060606060
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.70.70.70.80.80.80.80.80.81.11.11.11.11.11.01.11.11.11.1
Percentage of Assets us-gaap:CommonClassB0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock



Period End2020-03-292019-12-312019-09-292019-06-302018-12-31
Value160160299299299
Percentage of CommonStockValue265.5265.5493.8493.8493.8
Percentage of Assets1.82.03.53.83.9
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.0

Common Stock Par Or Stated Value Per Share

Common Stock Shares Issued

us-gaap:StatementClassOfStock

us-gaap:CommonStockSharesIssued

us-gaap:CommonClassB



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282013-12-312012-12-31
Value60606060606060606060606060606060606060606060606060
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStock



Period End2020-03-292019-12-312019-09-292019-06-302018-12-312015-10-042015-07-052015-04-052014-12-312014-09-282013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value160160299299299299299299299299299299359359359359
Percentage of CommonStockSharesIssued265.5265.6493.8493.8493.8493.7493.7493.7493.7493.7493.7493.60.00.00.00.0

Common Stock Shares Outstanding

Common Stock Shares Authorized

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:StatementClassOfStock

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:CommonClassB



Period End2020-03-292019-09-292019-06-302019-03-312018-09-302018-07-012018-04-012017-10-012017-07-022017-04-022016-10-022016-07-032016-04-032015-10-042015-07-052015-04-05
Value60606060606060606060606060606060
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStock



Period End2020-03-292019-09-292019-06-302019-03-312018-09-302018-07-01
Value210211210210210210
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding346.7348.6347.8347.0347.5347.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:StatementClassOfStock

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:CommonClassB



Period End2020-03-292019-09-292019-06-302019-03-312018-09-302018-07-012018-04-012017-10-012017-07-022017-04-022016-10-022016-07-032016-04-032015-10-042015-07-052015-04-052014-09-282014-06-292014-03-302013-09-292013-06-302013-03-312012-09-302012-07-012012-04-012011-10-022011-07-032011-04-032010-10-032010-07-042010-04-04
Value60606060606060606060606060606060606060606060606060000000
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStock



Period End2020-03-292019-09-292019-06-302019-03-312018-09-302018-07-012015-10-042015-07-052015-04-052014-09-282014-06-292014-03-302013-09-292013-06-302013-03-312012-09-302012-07-012012-04-012011-10-022011-07-032011-04-032010-10-032010-07-042010-04-04
Value148149149148149148158158160161162163163163163164165164000000
Percentage of WeightedAverageNumberOfSharesOutstandingBasic244.7246.2245.9245.3246.0245.7260.8262.3264.0266.0267.5269.9269.4269.3270.1271.6272.2271.5273.6274.3274.3274.9274.9275.5

Earnings Per Share Basic

us-gaap:StatementClassOfStock

us-gaap:EarningsPerShareBasic

us-gaap:CommonClassB



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
Value1.210.931.451.391.361.51.171.011.550.81.20.890.550.510.990.640.990.980.66-0.421.040.850.940.71.040.770.770.960.960.661.00.620.730.730.560.560.820.820.590.810.530.650.550.740.190.660.510.660.290.31
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
Value1.331.021.591.541.491.651.291.111.710.73-0.471.140.941.030.781.160.850.851.071.070.731.110.690.80.80.620.620.910.910.650.890.590.720.610.810.210.60.570.730.320.34
Percentage of EarningsPerShareBasic109.9109.7109.7110.8109.6110.0110.3109.9110.3110.6111.9109.6110.6109.6111.4111.5110.4111.5111.5110.6111.0111.3109.6110.7110.7111.0111.0110.2109.9111.3110.8110.9109.5110.590.9111.8110.6110.3109.7

Earnings Per Share Diluted

us-gaap:StatementClassOfStock

us-gaap:EarningsPerShareDiluted

us-gaap:CommonClassB



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
Value1.210.921.441.381.361.491.171.011.550.81.20.890.550.510.990.640.990.980.66-0.421.030.850.940.71.030.760.760.950.950.660.990.620.730.730.550.550.810.810.580.80.530.650.550.730.190.640.510.650.290.31
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
Value1.290.981.541.481.451.61.251.081.650.7-0.471.10.911.00.751.110.820.821.031.030.71.060.660.770.770.590.590.870.870.620.860.560.70.590.780.20.60.550.710.310.33
Percentage of EarningsPerShareDiluted106.6106.5106.9107.2106.6107.4106.8106.9106.5106.1111.9106.8107.1106.4107.1107.8107.9108.4108.4106.1107.1106.5105.5107.3107.3107.4107.4106.9107.5105.7107.7107.3106.8105.393.8107.8109.2106.9106.5

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
Value20372068213417672016198720791751197119392033166218791970200316371828190919601578193720101961157818711956195618531853150818271751174617461414141417321732156716241325156414821547123314071407148411711236
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, hsy:InternationalandOtherSegment



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-05
Value192255240199209241236191220265240185202280238192195281226179230
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.412.311.311.310.412.111.410.911.213.711.811.210.814.211.911.810.714.711.611.411.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax9.412.311.311.310.412.111.410.911.213.711.811.210.814.211.911.810.714.711.611.411.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments hsy:InternationalandOtherSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, hsy:NorthAmericaSegment



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-05
Value184418121894156818061746184315591751167417921477167716901764144416331627173313991706
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax90.687.788.788.789.687.988.689.188.886.388.288.889.285.888.188.289.385.388.488.688.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax90.687.788.788.789.687.988.689.188.886.388.288.889.285.888.188.289.385.388.488.688.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments hsy:NorthAmericaSegment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
Value20372068213417672016198720791751197119392033166218791970200316371828190919601578193720101961157818711956195618531853150818271751174617461414141417321732156716241325156414821547123314071407148411711236
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Sales Revenue Net

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-01
Value117011561191892112310431216958997
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax57.555.955.850.555.752.558.554.750.6

Cost Of Goods Sold

Gross Profit

us-gaap:GrossProfit



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
Value866911943874892944863793974834940763906742850747817877868735900887860717871857857855855718849755742742618618743743631680564656619655546593570589453440
Percentage of GrossProfit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax42.544.144.249.544.347.541.545.349.443.046.245.948.237.742.545.644.746.044.346.646.544.143.845.546.643.843.846.146.147.646.543.142.542.543.743.742.942.940.341.942.641.941.842.444.342.240.539.738.735.6

Costs And Expenses

Research And Development Expense

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-09-292013-06-302013-03-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-04
Value475517481453453486453449485508497445461506474462471499500455504519477438464481446450420391405397356345377391357336340
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax23.325.022.625.722.524.421.825.724.626.224.526.824.625.723.728.225.826.225.528.926.025.924.327.824.826.029.624.724.127.723.425.322.026.124.226.423.127.324.2

Operating Income Loss

us-gaap:OperatingIncomeLoss



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-30
Value3822864604104384214063154803284393151912293742623393433037532907358277545
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.813.821.623.221.821.219.518.024.416.921.619.010.211.618.716.018.618.015.50.527.545.118.317.629.1

us-gaap:ConsolidationItems

us-gaap:OperatingSegments



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-29
Value-597-533-609492585494587460552462570468554505568422516494532416532501504404
Percentage of OperatingIncomeLoss-156.1-186.5-132.3120.2133.3117.3144.5145.9114.9140.9130.1148.6289.1220.1151.9160.7152.0144.2175.85549.1100.055.3140.8145.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-29.3-25.8-28.627.929.024.928.226.328.023.828.128.229.525.628.425.828.225.927.226.427.525.025.725.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, hsy:InternationalandOtherSegment



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-05
Value-16-14-3921208311617-141681-164-3-13-18-13-44-21
Percentage of OperatingIncomeLoss-4.2-4.9-8.65.44.62.07.65.33.7-4.63.72.70.9-7.31.1-1.3-3.9-5.3-4.5-593.1-4.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.8-0.7-1.81.21.00.41.50.90.9-0.80.80.50.1-0.80.2-0.2-0.7-1.0-0.7-2.8-1.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments hsy:InternationalandOtherSegment-8.3-5.5-16.411.09.73.513.28.78.0-5.66.84.50.9-6.01.8-1.8-6.8-6.5-6.0-24.8-9.4

us-gaap:OperatingSegments, hsy:NorthAmericaSegment



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-05
Value-581-519-570470564485556443534477554460553521563425529512546460554
Percentage of OperatingIncomeLoss-151.9-181.6-123.8114.8128.7115.3136.9140.6111.2145.4126.3146.0288.2227.4150.8162.0155.9149.5180.26142.2104.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-28.5-25.1-26.726.628.024.426.725.327.124.627.327.729.426.528.126.028.926.927.929.228.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments hsy:NorthAmericaSegment-31.5-28.7-30.130.031.327.830.228.530.528.530.931.233.030.932.029.532.431.531.532.932.5

Interest Expense

us-gaap:InterestExpense



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-05
Value373836373939383631262424232424212121472020
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.91.91.72.12.02.01.92.11.61.41.21.51.31.21.21.31.21.12.41.31.0

Interest Expense Debt

us-gaap:InterestExpenseDebt



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-09-292013-06-302013-03-312012-09-302012-07-012012-04-012011-04-032010-04-04
Value394037394041393832282525242525222324222323232323232222242626262624
Percentage of InterestExpenseDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.91.91.82.22.02.11.92.21.71.41.31.51.31.31.31.41.31.31.21.51.21.21.21.51.21.21.51.31.51.91.61.71.7

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-29
Value-11-34-17-13-5-39-12-20-1-42-13-100-7-21-821-25-9-49370
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.6-1.7-0.8-0.7-0.3-2.0-0.6-1.2-0.1-2.2-0.7-0.60.0-0.4-1.1-0.51.2-1.4-0.5-0.30.50.20.40.0

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

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-03
Value-519-773-125-22-1-89413-18-8112
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-2.50.5-0.40.40.2-0.60.3-1.3-0.1-0.40.50.30.7-0.9-0.40.10.7

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-31
Value335214407363395343356260449260400281168198327233339296246-16374321345256382286348247368
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.410.419.120.619.617.317.214.822.813.419.716.99.010.116.414.218.615.512.6-1.019.316.017.616.320.414.618.816.420.1

Income Loss From Continuing Operations Before Income Taxes Domestic

Income Loss From Continuing Operations Before Income Taxes Foreign

Nonoperating Income Expense

us-gaap:ConsolidationItems

us-gaap:NonoperatingIncomeExpense

us-gaap:CorporateNonSegment



Period End2020-03-292019-12-312019-09-292019-03-312018-12-312018-09-30
Value124-163-132117-125-116
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.1-7.9-6.25.8-6.3-5.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment0.00.00.00.00.00.0

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-09-292013-06-302013-03-312012-09-302012-07-012012-04-012011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-04
Value669824992129136987812678708110087109839183130119121881291158812610062111101749164975482
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 RevenueFromContractWithCustomerExcludingAssessedTax3.30.53.92.84.60.64.42.15.04.16.24.73.74.25.05.36.04.44.75.36.75.96.25.66.96.35.96.95.84.46.56.25.75.94.46.34.55.8

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-12-312011-04-032010-12-312010-04-04
Value147525108282324128071182911217105122501607681511429
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.73.61.26.11.41.21.20.64.10.46.01.65.90.95.30.615.90.90.00.44.41.07.72.1

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-04
Value2682043253133033312652233501812742029811622714522923215924114917613519814219613016013518046147
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.29.915.217.715.116.712.812.717.89.413.512.25.25.911.48.912.612.610.613.28.610.19.611.59.112.19.810.29.111.63.810.5

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312011-07-032011-04-032010-07-042010-04-04
Value22920733732431231529521330920429220414313722712922122687-121992019317426633829415525012916921133
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.310.015.818.415.515.914.212.215.710.514.412.37.67.011.37.912.111.94.4-0.810.31.09.911.014.317.315.910.313.79.810.81.79.5

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-05
Value-2-2000-50-31010-26-100-1000-3
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.1-0.00.00.0-0.30.0-0.20.10.00.1-0.0-1.4-0.1-0.0-0.0-0.1-0.00.00.0-0.2

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-09-292013-06-302013-03-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312010-10-03
Value22620433732431231029620931020429320411713622612822022687-1119520193174266294155250237136244-7110129169160182
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax11.19.915.818.415.515.614.212.015.810.614.412.36.26.911.37.912.011.94.5-0.810.11.09.911.014.315.910.313.713.69.614.1-0.56.89.810.810.811.8

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
Value271207325312304336263226350181273203125116227145229227154-99244202223168252186186232232159241149176135198130160135180461471261627175
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.310.015.217.715.116.912.713.017.89.313.412.26.75.911.48.912.611.97.9-6.312.610.111.410.713.59.59.512.612.610.613.28.610.19.611.59.810.29.111.63.810.59.010.96.16.1

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-04-022016-12-312016-04-032015-04-052014-12-312014-09-28
Value271207325312304336263226350181125116229244202223
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.310.015.217.715.116.912.713.017.89.36.75.912.612.610.111.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-09-292013-06-302013-03-312012-04-012011-12-312011-04-032010-12-312010-04-04
Value-2-2000-51-30000-26-30000000000-11-4-162-113
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.1-0.00.0-0.0-0.30.1-0.20.00.00.0-0.0-1.4-0.20.00.0-0.00.1-0.00.0-0.0-0.0-0.00.0-0.10.1-0.2-1.10.1-0.80.3

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-05
Value-2-2000-51-300-26-3000
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.1-0.00.0-0.0-0.30.1-0.20.00.0-1.4-0.2-0.00.1-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets

us-gaap:Assets



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value885581408464779378577703783674057332555356555380534255245845556753055344563054495757562959165184542853575077469648454754473746674599441241304312423542723675
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
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

Liabilities

us-gaap:Liabilities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value718063956702610964346295658663416343462248164510449646964903479244264296469342114412410943083576375937413727357537333706374035823713353931753267332633352914
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 Assets81.178.679.278.481.981.784.185.686.583.285.283.884.285.083.986.183.480.483.477.376.673.072.869.069.369.873.476.177.078.079.076.780.780.276.975.878.578.179.3

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value885581408464779378577703783674057332555356555380534255245845556753055344563054495757562959165184542853575077469648454754473746674599441241304312423542723675
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

us-gaap:StockholdersEquity



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value167117391753167514141398123410499729158238558307858957278319978881150126614551543154516051604133811111100103698110648608499271012875902720
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets18.921.420.721.518.018.215.814.213.316.514.615.915.514.215.313.115.718.715.821.122.025.826.129.829.630.026.423.722.721.820.722.818.719.222.523.520.721.119.6

Assets Current

us-gaap:AssetsCurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value285421172375209322162239279423652270200122141911187318162130180717721848220920072108224725322261254424872375199821802113213520932012204618141992195420051385
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 Assets32.226.028.126.928.229.135.731.931.036.039.235.535.132.936.432.533.434.639.236.836.639.942.843.646.946.446.842.645.044.445.144.843.846.443.946.246.146.937.7

Cash And Cash Equivalents At Carrying Value

Short Term Investments

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value705568849538694594814501614588742417595581759483544599760443606596786423620477659366516461649353502399620296433390410
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.07.010.06.98.87.710.46.88.410.613.17.811.210.513.08.710.311.213.58.110.510.613.38.211.48.913.07.810.79.713.77.610.99.115.06.910.29.111.2

Inventory Net

us-gaap:InventoryNet



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value832815969957791784880916782752938936795745843871770750813873745801900855678659762778626633726791649648654659535533519
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 Assets9.410.011.412.310.110.211.212.410.713.616.617.414.913.514.415.614.514.114.416.013.014.215.216.512.512.315.016.612.913.315.317.014.114.715.815.312.612.514.1

Inventory Finished Goods

Inventory L I F O Reserve

us-gaap:InventoryLIFOReserve



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value175169171171171178169169169180181181181186188188188205213213213172164164164165153153153-198210210210166157157157-153-187
Percentage of InventoryLIFOReserve100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.02.12.02.22.22.32.22.32.33.33.23.43.43.43.23.43.63.83.83.93.73.12.83.23.03.13.03.33.2-4.24.44.54.63.83.83.63.7-3.6-5.1

Inventory Raw Materials And Supplies

Other Assets Current

us-gaap:OtherAssetsCurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-31
Value173154167154194180185162133130
Percentage of OtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.01.92.02.02.52.32.42.21.82.4

Prepaid Expense And Other Assets Current

us-gaap:PrepaidExpenseAndOtherAssetsCurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312011-12-31
Value222240254230265272274479397280258343247192194202172152191208230276213275193178178182186168167
Percentage of PrepaidExpenseAndOtherAssetsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.52.93.03.03.43.53.56.55.45.14.66.44.63.53.33.63.32.83.43.84.04.93.65.33.63.33.53.93.93.53.8

Land

us-gaap:Land



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282013-12-312012-12-312011-12-31
Value10610510410310310210310910910810810610410310110096969595959596969292
Percentage of Land100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.21.31.21.31.31.31.31.51.52.01.92.02.01.91.71.81.81.81.71.81.71.71.61.82.02.1

Machinery And Equipment Gross

us-gaap:MachineryAndEquipmentGross



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282013-12-312012-12-312011-12-31
Value31343120309430442981298829892959297229252910287129483001298529762945288628872891287028633006272625892600
Percentage of MachineryAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets35.438.336.639.137.938.838.140.040.552.751.553.455.254.351.153.555.554.051.353.149.950.950.850.954.558.9

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value474847344652461945724581458345354524446044114370443945754580456745454517445944234355432842334023395037793665365036243560358735643658358835073458337433243242
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets53.658.255.059.358.259.558.561.261.780.378.081.283.182.878.482.085.784.579.281.275.676.971.677.672.870.572.277.774.874.975.776.479.581.384.980.279.777.888.2

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value25982581255225122464245124912451240523542360233623892397242023692315227622712242220621762154208020411974194519411919-18861969198020722028199419651931-1887-1838
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets29.331.730.232.231.431.831.833.132.842.441.743.444.743.441.442.643.642.640.341.238.338.736.440.137.636.838.341.339.6-39.741.642.445.146.048.345.645.6-44.2-50.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value215021532099210721082130209220832119210620502033205021772159219822302240218721802149215120781943190918051719170917051674161815831585155915121493144314371404
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 Assets24.326.524.827.026.827.726.728.128.937.936.337.838.439.436.939.542.041.938.940.037.338.235.137.535.233.733.936.435.235.234.233.934.535.436.634.634.133.638.2

Investments In Affiliates Subsidiaries Associates And Joint Ventures

Goodwill

us-gaap:Goodwill



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-312008-12-31
Value197619851982180518031801167716741645821822818814812816818690684689711933792778576572576580578585588594589594516517527527524571554
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets22.324.423.423.223.023.421.422.622.414.814.515.215.314.714.014.713.012.812.213.116.214.113.211.110.510.811.412.312.112.412.612.612.911.712.512.212.412.315.60.0

us-gaap:BusinessAcquisition

hsy:ONEBrandsLLC



Period End2020-03-292019-12-312019-09-23
Value180179178
Percentage of Goodwill9.19.00.0
Percentage of Assets2.02.20.0
Percentage of Assets hsy:ONEBrandsLLC0.00.00.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, hsy:InternationalandOtherSegment



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-312013-12-31
Value16181818181818181921212121202021222225937
Percentage of Goodwill0.80.90.91.01.01.01.11.11.22.62.62.72.62.52.62.63.23.232.76.6
Percentage of Assets0.20.20.20.20.20.20.20.20.30.40.40.40.40.40.40.40.40.44.60.7
Percentage of Assets us-gaap:OperatingSegments hsy:InternationalandOtherSegment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, hsy:NorthAmericaSegment



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-312013-12-31
Value196019671964178717851782165816561625799800796793792795796668662533538
Percentage of Goodwill99.299.199.199.099.099.098.998.998.897.497.497.397.497.597.497.496.896.867.393.4
Percentage of Assets22.124.223.222.922.723.121.222.422.214.414.214.814.914.313.614.312.612.49.510.1
Percentage of Assets us-gaap:OperatingSegments hsy:NorthAmericaSegment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value132413411452125712671278100810161032369375378381492510521375379388402407294331190189195200202210214220219225111113122122123125
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 Assets15.016.517.216.116.116.612.913.714.16.66.67.07.18.98.79.47.17.16.97.47.15.25.63.73.53.64.04.34.34.54.64.74.92.52.82.82.92.93.4

Deferred Tax Assets Liabilities Net

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value523512524499459252261262262251174182163168169157185155155147158142195212212293182176147152154154147138161163165161183
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.96.36.26.45.93.33.33.53.64.53.13.43.13.02.92.83.52.92.82.72.82.53.34.13.95.53.63.83.03.23.33.33.23.13.93.83.93.85.0

Liabilities Current

us-gaap:LiabilitiesCurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value28922008298223872398241827582514370520762337174217101909201726712336221722352018217519352192126114441408126010841492147115521446132311731181122112901298910
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 Assets32.724.735.230.630.531.435.234.050.537.441.332.432.034.634.548.044.041.539.737.037.834.437.124.326.626.324.823.130.830.932.831.028.826.628.628.330.530.424.8

Long Term Debt Current

us-gaap:LongTermDebtCurrent



Period End2020-03-292019-12-312019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value7887033533533043033003000002505005004992502502502502501003325225725134797979925926126115
Percentage of LongTermDebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.98.64.50.00.10.04.14.15.45.30.00.00.04.39.09.49.44.44.64.44.54.20.00.00.00.10.15.25.45.37.42.12.22.46.06.26.10.4

us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2



Period End2020-03-292019-12-312019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value788703353353304303300300000250500500499250
Percentage of LongTermDebtCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.98.64.50.00.10.04.14.15.45.30.00.00.04.39.09.49.44.5
Percentage of Assets us-gaap:FairValueInputsLevel20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Accounts Payable Current

us-gaap:AccountsPayableCurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value531550553479500502581496519523529471499522458455436474448423449482522464465461481413412441435388380420430399381410287
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 Assets6.06.86.56.26.46.57.46.77.19.49.48.89.39.57.88.28.28.98.07.87.88.68.89.08.68.69.58.88.59.39.28.38.39.510.49.39.09.67.8

Other Accrued Liabilities Current

us-gaap:OtherAccruedLiabilitiesCurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value184163196190150204204185182180171166149152145247255231162
Percentage of OtherAccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.12.02.32.41.92.72.62.52.53.23.03.12.82.82.54.54.84.32.9

Accrued Income Taxes Current

us-gaap:AccruedIncomeTaxesCurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value6119741674336130121719677313011023402112143175172793841052121100115076936
Percentage of AccruedIncomeTaxesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.70.20.90.20.90.40.80.40.20.30.30.11.40.10.20.02.10.40.70.42.10.10.51.53.21.50.80.12.20.00.30.02.20.00.40.01.80.21.0

Other Liabilities Current

Long Term Debt

us-gaap:LongTermDebt



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042014-12-312013-12-312012-12-312011-12-312011-10-022010-12-312009-12-31
Value42424234324532413239325932563554236223612354234923512347261220712071205720801799179617881846159818031517
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets47.952.038.341.641.242.341.648.032.242.541.643.744.042.544.737.239.038.537.032.033.537.641.838.742.241.3

us-gaap:DebtInstrument, us-gaap:LongtermDebtType

hsy:Debentures7.2Due2027, us-gaap:DomesticCorporateDebtSecurities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value193193193193193193193193193193193193193193193193193193250
Percentage of LongTermDebt4.64.66.06.06.05.95.95.48.28.28.28.28.28.27.49.39.39.413.9
Percentage of Assets2.22.42.32.52.52.52.52.62.63.53.43.63.63.53.33.53.63.64.4
Percentage of Assets hsy:Debentures7.2Due2027 us-gaap:DomesticCorporateDebtSecurities0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

hsy:Debentures8.8Due2021, us-gaap:DomesticCorporateDebtSecurities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value848484848484848484848484848484848484100
Percentage of LongTermDebt2.02.02.62.62.62.62.62.43.63.63.63.63.63.63.24.14.14.15.6
Percentage of Assets1.01.01.01.11.11.11.11.11.21.51.51.61.61.51.41.51.61.61.8
Percentage of Assets hsy:Debentures8.8Due2021 us-gaap:DomesticCorporateDebtSecurities0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

hsy:Notes2.050Due2024, us-gaap:DomesticCorporateDebtSecurities



Period End2020-03-292019-12-312018-12-31
Value3003000
Percentage of LongTermDebt7.17.10.0
Percentage of Assets3.43.70.0
Percentage of Assets hsy:Notes2.050Due2024 us-gaap:DomesticCorporateDebtSecurities0.00.00.0

hsy:Notes2.30Due2026, us-gaap:DomesticCorporateDebtSecurities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022015-12-31
Value5005005005005005005005005005005005005005005000
Percentage of LongTermDebt11.811.815.415.415.415.315.414.121.221.221.221.321.321.319.10.0
Percentage of Assets5.66.15.96.46.46.56.46.86.89.08.89.39.49.18.60.0
Percentage of Assets hsy:Notes2.30Due2026 us-gaap:DomesticCorporateDebtSecurities0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

hsy:Notes2.450Due2029, us-gaap:DomesticCorporateDebtSecurities



Period End2020-03-292019-12-312018-12-31
Value3003000
Percentage of LongTermDebt7.17.10.0
Percentage of Assets3.43.70.0
Percentage of Assets hsy:Notes2.450Due2029 us-gaap:DomesticCorporateDebtSecurities0.00.00.0

hsy:Notes2.90Due2020Domain, us-gaap:DomesticCorporateDebtSecurities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012017-12-31
Value3503503503503503503503500
Percentage of LongTermDebt8.38.310.810.810.810.710.79.80.0
Percentage of Assets4.04.34.14.54.54.54.54.70.0
Percentage of Assets hsy:Notes2.90Due2020Domain us-gaap:DomesticCorporateDebtSecurities0.00.00.00.00.00.00.00.00.0

hsy:Notes3.10Due2021Domain, us-gaap:DomesticCorporateDebtSecurities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012017-12-31
Value3503503503503503503503500
Percentage of LongTermDebt8.38.310.810.810.810.710.79.80.0
Percentage of Assets4.04.34.14.54.54.54.54.70.0
Percentage of Assets hsy:Notes3.10Due2021Domain us-gaap:DomesticCorporateDebtSecurities0.00.00.00.00.00.00.00.00.0

hsy:Notes3.125Due2049, us-gaap:DomesticCorporateDebtSecurities



Period End2020-03-292019-12-312018-12-31
Value4004000
Percentage of LongTermDebt9.49.40.0
Percentage of Assets4.54.90.0
Percentage of Assets hsy:Notes3.125Due2049 us-gaap:DomesticCorporateDebtSecurities0.00.00.0

hsy:Notes3.20Due2025, us-gaap:DomesticCorporateDebtSecurities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value3003003003003003003003003003003003003003003003003003000
Percentage of LongTermDebt7.17.19.29.39.39.29.28.412.712.712.712.812.812.811.514.514.514.60.0
Percentage of Assets3.43.73.53.83.83.93.84.14.15.45.35.65.65.45.15.45.75.60.0
Percentage of Assets hsy:Notes3.20Due2025 us-gaap:DomesticCorporateDebtSecurities0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

hsy:Notes3.375Due2023Domain, us-gaap:DomesticCorporateDebtSecurities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012017-12-31
Value5005005005005005005005000
Percentage of LongTermDebt11.811.815.415.415.415.315.414.10.0
Percentage of Assets5.66.15.96.46.46.56.46.80.0
Percentage of Assets hsy:Notes3.375Due2023Domain us-gaap:DomesticCorporateDebtSecurities0.00.00.00.00.00.00.00.00.0

hsy:Notes3.375Due2046, us-gaap:DomesticCorporateDebtSecurities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022015-12-31
Value3003003003003003003003003003003003003003003000
Percentage of LongTermDebt7.17.19.29.39.39.29.28.412.712.712.712.812.812.811.50.0
Percentage of Assets3.43.73.53.83.83.93.84.14.15.45.35.65.65.45.10.0
Percentage of Assets hsy:Notes3.375Due2046 us-gaap:DomesticCorporateDebtSecurities0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value4242423432453241323932593256355423622361235423492351234726122071207120571793
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.099.6
Percentage of Assets47.952.038.341.641.242.341.648.032.242.541.643.744.042.544.737.239.038.531.9
Percentage of Assets us-gaap:FairValueInputsLevel20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent



Period End2020-03-292019-12-312019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-312013-12-312012-12-312011-12-31
Value345335302888323632543253324920592061205423492350234723621571157115571548179515301748
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets39.043.437.141.242.241.543.928.137.136.343.744.042.540.428.229.629.127.533.532.239.6

us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel2



Period End2020-03-292019-12-312019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value345335302888323632543253324920592061205423492350234723621571157115571542
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.099.6
Percentage of Assets39.043.437.141.242.241.543.928.137.136.343.744.042.540.428.229.629.127.4
Percentage of Assets us-gaap:FairValueInputsLevel20.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Deferred Tax Liabilities Noncurrent

Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent

Minority Interest

us-gaap:MinorityInterest



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value35888814131716151415414646474948504964636363111191211152125232733333539
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.10.10.10.10.10.20.20.20.30.30.30.30.80.80.80.90.90.90.90.91.11.11.21.20.20.20.20.30.20.30.50.50.50.70.80.80.81.1

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-312014-12-31
Value35888814131716151415414964
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.10.10.10.10.10.20.20.20.30.30.30.30.80.91.1
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value637655627636618446429436435438402397399400478496465468504515541526410413424434637663666668636608614617495503494494501
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets7.28.17.48.27.95.85.55.95.97.97.17.47.57.28.28.98.88.89.09.59.49.36.98.07.88.112.514.113.714.113.413.013.414.012.011.711.711.613.6

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value167117391753167514141398123410499729158238558307858957278319978881150126614551543154516051604133811111100103698110648608499271012875902720
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets18.921.420.721.518.018.215.814.213.316.514.615.915.514.215.313.115.718.715.821.122.025.826.129.829.630.026.423.722.721.820.722.818.719.222.523.520.721.119.6

Common Stock Value

us-gaap:StatementClassOfStock

us-gaap:CommonStockValue

us-gaap:CommonClassB



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value60606060606060606060606060606060606060
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.70.70.70.80.80.80.80.80.81.11.11.11.11.11.01.11.11.11.1
Percentage of Assets us-gaap:CommonClassB0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock



Period End2020-03-292019-12-312019-09-292019-06-302018-12-31
Value160160299299299
Percentage of CommonStockValue265.5265.5493.8493.8493.8
Percentage of Assets1.82.03.53.83.9
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.0

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value140412907525735871937032684367276634637163256187611261156129603060055897580757765991586057735665560154545373524651775027496048664814469946334512445843744148
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets15.915.988.994.491.591.387.390.890.5114.7111.8115.0114.4110.7104.9108.3113.2110.4103.1106.0104.1104.197.6109.3103.2101.8105.8111.7106.9105.7104.7104.3104.7106.5112.2104.6105.3102.4112.9

Treasury Stock Value

us-gaap:TreasuryStockValue



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value7425916938678167866618658966096593642664346240616361836049608259465672566554225427516151475050489047074721474046694558457243244421425842434110417540523979
Percentage of TreasuryStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets8.47.382.087.086.485.984.189.289.9115.7113.8116.0115.4111.9103.5109.3112.1106.1100.699.594.391.787.097.490.187.993.0100.996.495.996.592.696.196.5102.795.398.694.8108.3

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value-365-323-324-336-348-356-335-367-354-313-337-355-357-375-396-396-379-371-383-316-403-358-176-146-152-166-318-380-376-385-335-395-396-442-292-205-205-215-202
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 Assets-4.1-4.0-3.8-4.3-4.4-4.6-4.3-5.0-4.8-5.6-6.0-6.6-6.7-6.8-6.8-7.1-7.2-6.9-6.8-5.8-7.0-6.4-3.0-2.8-2.8-3.1-6.3-8.1-7.8-8.1-7.1-8.5-8.6-10.0-7.1-4.8-4.9-5.0-5.5

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-04-032010-12-312010-04-04
Value246770314349329707289352623234560257626256450215-31203293275159513181
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.137.314.719.816.435.613.917.932.212.528.514.132.813.222.411.0-2.010.916.015.910.234.612.9

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-04-032010-12-312010-04-04
Value-110-82-491-94-111-53092-981-141-40-109-49-145-249-170-456-166-69-93-264-87-77-35
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-5.4-4.0-23.0-5.4-5.5-26.74.4-49.8-7.3-2.2-5.6-2.7-7.6-12.9-8.5-23.3-10.6-3.7-5.1-15.3-5.6-5.2-2.5

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-04-03
Value495-498115-357-341-412-24725-378-256-484-271-467-76-382155-244-247-198-137-204
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.3-24.15.4-20.2-16.9-20.8-1.236.8-19.5-13.7-24.6-14.8-24.5-3.9-19.07.9-15.5-13.2-10.8-7.9-13.1

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-04-032010-12-312010-04-04
Value246770314349329707289352623234560257626256450215-31203293275159513181
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax12.137.314.719.816.435.613.917.932.212.528.514.132.813.222.411.0-2.010.916.015.910.234.612.9

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312009-10-042009-07-052009-04-05
Value271207325312304336263226350181273203125116227145229227154-99244202223168252186186232232159241149176135198130160135180461471261627175
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.310.015.217.715.116.912.713.017.89.313.412.26.75.911.48.912.611.97.9-6.312.610.111.410.713.59.59.512.612.610.613.28.610.19.611.59.810.29.111.63.810.59.010.96.16.1

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-04-022016-12-312016-04-032015-04-052014-12-312014-09-28
Value271207325312304336263226350181125116229244202223
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.310.015.217.715.116.912.713.017.89.36.75.912.612.610.111.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-04
Value2682043253133033312652233501812742029811622714522923215924114917613519814219613016013518046147
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax13.29.915.217.715.116.712.812.717.89.413.512.25.25.911.48.912.612.610.613.28.610.19.611.59.112.19.810.29.111.63.810.5

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-12-312011-04-032010-12-31
Value70727472726974767467626764598596592446460582115250494854585151
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:CorporateNonSegment, us-gaap:Corporate



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-31
Value9101091181517121110151043043104511111136
Percentage of DepreciationDepletionAndAmortization13.814.814.013.315.312.520.723.316.316.816.523.316.58.135.345.416.818.517.419.720.217.3

us-gaap:OperatingSegments, hsy:InternationalandOtherSegment



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-31
Value777777761410991213131310461391128
Percentage of DepreciationDepletionAndAmortization10.210.29.710.210.210.99.78.519.215.415.114.520.022.115.913.518.218.921.815.019.113.5

us-gaap:OperatingSegments, hsy:NorthAmericaSegment



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-31
Value5354565553535252474542414141413938153383935146
Percentage of DepreciationDepletionAndAmortization76.075.076.476.674.676.669.668.164.567.768.462.263.569.848.941.165.062.560.765.260.769.2

Increase Decrease In Other Operating Capital Net

us-gaap:IncreaseDecreaseInOtherOperatingCapitalNet



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-12-312011-04-032010-12-312010-04-04
Value15-11-8-514-159-67-8-12-65-81-1918126-1041695-129110-32-19-102
Percentage of IncreaseDecreaseInOtherOperatingCapitalNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-12-312011-04-032010-12-312010-04-04
Value27-15311666-99-3511-12149-9719-54-79253-19-17731-221-1010-7475
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-04-032010-12-312010-04-04
Value-110-82-491-94-111-53092-981-141-40-109-49-145-249-170-456-166-69-93-264-87-77-35
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-5.4-4.0-23.0-5.4-5.5-26.74.4-49.8-7.3-2.2-5.6-2.7-7.6-12.9-8.5-23.3-10.6-3.7-5.1-15.3-5.6-5.2-2.5

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-12-312011-04-032010-12-312010-04-04
Value99816083928710560108331013310857131776273908872777030
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-04-03
Value495-498115-357-341-412-24725-378-256-484-271-467-76-382155-244-247-198-137-204
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax24.3-24.15.4-20.2-16.9-20.8-1.236.8-19.5-13.7-24.6-14.8-24.5-3.9-19.07.9-15.5-13.2-10.8-7.9-13.1

Proceeds From Issuance Of Long Term Debt

us-gaap:ProceedsFromIssuanceOfLongTermDebt



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-12-312011-04-032010-12-31
Value0984031000000001100102480348
Percentage of ProceedsFromIssuanceOfLongTermDebt0.0100.0100.0100.0100.0100.0100.00.0100.0100.00.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-05
Value11003030460700250040
Percentage of RepaymentsOfLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-12-312011-04-032010-12-312010-04-04
Value1698119155198470178001393031530634106164271204218261923564
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0100.0100.0100.0100.00.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Repayments Of Long Term Debt

us-gaap:RepaymentsOfLongTermDebt



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-05
Value11003030460700250040
Percentage of RepaymentsOfLongTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Debt Instrument Interest Rate Stated Percentage

us-gaap:DebtInstrument, us-gaap:LongtermDebtType

us-gaap:DebtInstrumentInterestRateStatedPercentage

hsy:Notes2.90Due2020Domain, us-gaap:DomesticCorporateDebtSecurities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012017-12-31
Value0.0290.0290.0290.0290.0290.0290.0290.0290.0
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0100.0100.0100.0100.0100.0100.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations hsy:Notes2.90Due2020Domain us-gaap:DomesticCorporateDebtSecurities0.00.00.00.00.00.00.00.00.0

hsy:Notes3.10Due2021Domain, us-gaap:DomesticCorporateDebtSecurities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012017-12-31
Value0.0310.0310.0310.0310.0310.0310.0310.0310.0
Percentage of DebtInstrumentInterestRateStatedPercentage106.9106.9106.9106.9106.9106.9106.9106.90.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations hsy:Notes3.10Due2021Domain us-gaap:DomesticCorporateDebtSecurities0.00.00.00.00.00.00.00.00.0

hsy:Notes3.375Due2023Domain, us-gaap:DomesticCorporateDebtSecurities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012017-12-31
Value0.033750.033750.033750.033750.033750.033750.033750.033750.0
Percentage of DebtInstrumentInterestRateStatedPercentage116.4116.4116.4116.4116.4116.4116.4116.40.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations hsy:Notes3.375Due2023Domain us-gaap:DomesticCorporateDebtSecurities0.00.00.00.00.00.00.00.00.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-30
Value0.198-0.0229999999999999930.0050000000000000044-0.045000000000000010.232-0.042999999999999980.0219999999999999920.219-0.00500000000000000440.4160.0149999999999999580.323-0.074000000000000010.3470.0070000000000000060.0029999999999999470.00200000000000000180.34
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-312008-12-312007-12-31
Value22234556656666667677778889910101112151414151817181613
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302011-12-312010-12-312009-12-312008-12-31
Value99.1897.897.8997.9195.9194.2893.1891.6691.4489.0688.4788.3587.0982.6782.4681.2879.3475.4875.6675.4274.2266.6965.1564.8555.4755.1154.6954.2248.0847.7944.8641.6342.0843.26
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Share Based Compensation Arrangement By Share Based Payment Award Equity Instruments Other Than Options Grants In Period

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

hsy:PerformanceSharesAndRestrictedStockUnitsRSU



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-05
Value307193.015683.035473.09563.0433109.022219.074028.0302947.036410.0351793.014731.0483678.065964.0266099.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Share Based Compensation

us-gaap:ShareBasedCompensation



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-31
Value12121513101312101312141111131214141214131312
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Liabilities

Deferred Tax Assets Net

Unrecognized Tax Benefits

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 End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-31
Value2192202252322190
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.00.0

Cash And Cash Equivalents Period Increase Decrease

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents



Period End2020-03-292019-12-312019-09-292019-03-312018-12-312018-09-302017-12-312016-12-31
Value1094493302465587823380296
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0

Proceeds From Repayments Of Short Term Debt

us-gaap:ProceedsFromRepaymentsOfShortTermDebt



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-12-312011-04-032010-12-312010-04-04
Value807-1248391-282-28-2474021686-254-14625153-326288-263362108-18108-20918
Percentage of ProceedsFromRepaymentsOfShortTermDebt100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hsy:CashCashEquivalentsRestrictedCashandRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectandCashClassifiedasHeldforSale



Period End2020-03-292019-03-31
Value612-122
Percentage of CashCashEquivalentsRestrictedCashandRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffectandCashClassifiedasHeldforSale100.0100.0

hsy:CashandCashEquivalentsClassifiedasHeldforSaleIncreaseDecrease



Period End2020-03-292019-03-31
Value-100
Percentage of CashandCashEquivalentsClassifiedasHeldforSaleIncreaseDecrease100.00.0

hsy:DefinedBenefitPlanNonServiceCost



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-02
Value029441460052255
Percentage of DefinedBenefitPlanNonServiceCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementClassOfStock

hsy:IncrementalCommonSharesAttributabletoDilutiveEffectofConversionofCommonStock

us-gaap:CommonStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-01
Value60060606006060
Percentage of IncrementalCommonSharesAttributabletoDilutiveEffectofConversionofCommonStock100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, us-gaap:DerivativeInstrumentRisk

hsy:NetGainLossOnCommodityDerivativePositionsReclassifiedFromUnallocatedDerivativeGainsLossesToSegmentIncome

us-gaap:OperatingSegments, us-gaap:CommodityContract



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-02
Value40311-1722320-29-1592420-22
Percentage of NetGainLossOnCommodityDerivativePositionsReclassifiedFromUnallocatedDerivativeGainsLossesToSegmentIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:StatementBusinessSegments

hsy:NetMarktoMarketValuationofCertainDerivativePositionsRecognizedinUnallocatedDerivativeGainsLosses

us-gaap:CommodityContract, us-gaap:MaterialReconcilingItems



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-02
Value-8115-1253-2798-472096721-1117
Percentage of NetMarktoMarketValuationofCertainDerivativePositionsRecognizedinUnallocatedDerivativeGainsLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hsy:OtherNonoperatingGainLoss



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-05
Value000001-2-1-1000010-100000
Percentage of OtherNonoperatingGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hsy:RestructuringChargesBusinessRealignment



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-05
Value001608108-24144122261157222
Percentage of RestructuringChargesBusinessRealignment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-04-022016-12-312016-04-03
Value12121512101311131012111411
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-28
Value1212151210131113101211141112131213
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:AllocatedShareBasedCompensationExpense



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-09-292013-06-302013-03-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-04
Value1212151310131213101313121214141411111312131214141313131212131112681511111314
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AmortizationOfIntangibleAssets



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-30
Value119121212109985557775555653222
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecurities

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EmployeeStockOption



Period End2020-03-292019-09-292019-06-302019-03-312018-09-302018-07-012018-04-012017-10-012017-07-022017-04-022016-10-022016-07-032016-04-032015-10-042015-07-052015-04-05
Value0001443212233242
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetImpairmentCharges



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032014-09-282013-09-29
Value71070402812700002080000130
Percentage of AssetImpairmentCharges100.0100.00.0100.00.0100.0100.0100.00.00.00.00.0100.00.00.00.00.0100.00.0

us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems



Period End2020-03-292019-03-312017-10-012017-07-022017-04-022016-10-022016-07-032016-04-03
Value7000208000
Percentage of AssetImpairmentCharges100.00.00.00.0100.00.00.00.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:OtherAssets



Period End2020-03-29
Value2
Percentage of AssetImpairmentCharges39.0

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect



Period End2020-03-292019-03-31
Value601-122
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0

us-gaap:StatementClassOfStock

us-gaap:CommonStockDividendsPerShareCashPaid

us-gaap:CommonClassB



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-04
Value0.7020.7020.7020.6560.6560.6560.6560.5960.5960.5960.5960.5620.5620.5620.5620.530.530.530.530.4860.4860.4860.4860.4350.4350.4350.4350.4350.4350.380.380.380.3440.3440.3440.3440.3440.3440.31250.31250.31250.31250.28999999999999990.290.290.29
Percentage of CommonStockDividendsPerShareCashPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-12-312013-09-302013-09-292013-06-302013-03-312012-12-312012-09-302012-09-302012-07-012012-06-302012-04-012012-03-312011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-04
Value0.7730.7730.7730.7220.7220.7220.7220.6560.6560.5830.5350.5350.5350.5350.4850.4850.4850.4850.4850.4850.420.420.420.380.380.380.380.380.380.3450.3450.3450.3450.320000000000000060.320.320.32
Percentage of CommonStockDividendsPerShareCashPaid110.1110.1110.1110.1110.1110.1110.1110.1110.1110.0110.1110.1110.1110.1111.5111.5111.5111.5111.5110.5110.5110.5110.5110.5110.5110.5110.5110.4110.4110.4110.4110.3110.3110.3110.3

us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType, us-gaap:RestructuringPlan, us-gaap:StatementBusinessSegments

us-gaap:ConcentrationRiskPercentage1

us-gaap:RestructuringCharges, us-gaap:GeographicConcentrationRisk, hsy:MarginforGrowthProgram, hsy:InternationalandOtherSegment



Period End2020-03-292019-03-312018-04-01
Value0.370.40.5
Percentage of ConcentrationRiskPercentage1100.0100.0100.0

us-gaap:RestructuringCharges, us-gaap:GeographicConcentrationRisk, hsy:MarginforGrowthProgram, srt:NorthAmerica



Period End2020-03-292019-03-31
Value0.630.6
Percentage of ConcentrationRiskPercentage1170.3150.0

us-gaap:ConcentrationRiskByBenchmark, us-gaap:ConcentrationRiskByType, us-gaap:StatementBusinessSegments

us-gaap:RevenueFromContractWithCustomer, us-gaap:GeographicConcentrationRisk, hsy:NorthAmericaSegment



Period End2020-03-29
Value0.91
Percentage of ConcentrationRiskPercentage1245.9

us-gaap:DeferredIncomeTaxesAndTaxCredits



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052011-04-032010-04-04
Value-7-21-271340233-14-25-3-28-1101
Percentage of DeferredIncomeTaxesAndTaxCredits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-02
Value10000.097000.096000.096000.096000.00.00.00.00.00.01000.00.00.0
Percentage of DefinedBenefitPlanAmortizationOfGainsLosses100.0100.0100.0100.0100.00.00.00.00.00.0100.00.00.0

us-gaap:PensionPlansDefinedBenefit



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-02
Value-6-7-8-8-8-6-6-6-6-8-8-8-8
Percentage of DefinedBenefitPlanAmortizationOfGainsLosses-65820.0-7613.4-8771.9-8771.9-8770.80.00.00.00.00.0-852600.00.00.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-02
Value75000.0202000.0203000.0203000.0203000.0209000.0209000.0209000.0209000.0188000.0187000.0186000.0187000.0
Percentage of DefinedBenefitPlanAmortizationOfPriorServiceCostCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-02
Value-1-1-1-1-1-1-1-1-1-1-1-1-1
Percentage of DefinedBenefitPlanAmortizationOfPriorServiceCostCredit-2436.0-893.6-890.6-890.6-891.1-861.2-863.2-860.8-860.8-774.5-778.1-782.3-778.6

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanContributionsByEmployer

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-02
Value316000-2666-2676
Percentage of DefinedBenefitPlanContributionsByEmployer100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-02
Value03000160113104
Percentage of DefinedBenefitPlanContributionsByEmployer22.622.222.36.823.9-65.3101.24.715.6-41.0455.23.968.2

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets

us-gaap:PensionPlansDefinedBenefit



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-02
Value13141313131414141414141414
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanInterestCost

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-02
Value1111111112222
Percentage of DefinedBenefitPlanInterestCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-02
Value68999877710101010
Percentage of DefinedBenefitPlanInterestCost463.8423.1467.5467.1467.4508.4432.8451.9452.6460.3466.1462.8466.4

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-02
Value1222211112222
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-02
Value45127717103382578
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost248.9274.5584.5355.7355.4870.8510.1164.3164.9350.41026.2318.1328.7

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanServiceCost

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-02
Value39000.037000.039000.037000.038000.058000.056000.058000.058000.066000.066000.066000.065000.0
Percentage of DefinedBenefitPlanServiceCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PensionPlansDefinedBenefit



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-02
Value5555555555555
Percentage of DefinedBenefitPlanServiceCost13928.214194.613356.414081.113702.69124.19414.39179.39198.37833.37972.77653.07960.0

us-gaap:ConsolidationItems

us-gaap:DerivativeGainLossOnDerivativeNet

us-gaap:MaterialReconcilingItems



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-05
Value-8115-1253-2798-4720967211117-132-3539340000
Percentage of DerivativeGainLossOnDerivativeNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:CommodityContract, us-gaap:Nondesignated



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-05
Value-7715-955-2673-71066-15-2-32-5-134-3739-38000-2
Percentage of DerivativeGainLossOnDerivativeNet94.3102.974.5103.795.374.6149.30.969.2-195.2-11.1-281.4-32.4101.7104.197.8-111.40.00.00.00.0

us-gaap:DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-31
Value-8620-1052-2368-68166-11-2-33-4-133-3600-2073-80000
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:DerivativeInstrumentRisk

us-gaap:CommodityContract



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-31
Value-7715-955-2673-71066-15-2-32-5-134-3700-200020000
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet89.577.689.5104.9113.9107.2104.312.0100.8130.0117.398.2127.1100.9101.7-0.0-0.0103.9-41.25.00.0-29.00.00.00.00.0

us-gaap:EquitySwap



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-31
Value-520-23-4110300100-10010100000
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet6.712.7-1.6-3.9-13.0-6.3-2.078.9-0.6-29.9-16.71.9-29.3-0.5-1.8214.9-10350.0-6.4112.64.845.5-0.90.00.00.00.0

us-gaap:ForeignExchangeContract



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-31
Value-31-1000100000000000071-100000
Percentage of DerivativeInstrumentsNotDesignatedAsHedgingInstrumentsGainLossNet3.99.712.1-1.0-0.9-0.9-2.39.0-0.2-0.1-0.5-0.12.2-0.30.1-114.910450.02.528.690.254.5129.90.00.00.00.0

us-gaap:StatementClassOfStock

us-gaap:DistributedEarnings

us-gaap:CommonStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-01
Value7356878382907161
Percentage of DistributedEarnings100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementClassOfStock

us-gaap:Dividends

us-gaap:CommonClassB



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-05
Value424242393939393636363634343434323232322929
Percentage of Dividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-01
Value11511411510910610710797
Percentage of Dividends270.9269.2270.7274.8268.3270.6270.4269.7

us-gaap:StatementClassOfStock

us-gaap:DividendsCommonStockCash

us-gaap:CommonClassB



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-04-022016-12-312016-04-03
Value42424239393939363636343432
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-01
Value11411411510810710810897
Percentage of DividendsCommonStockCash269.3270.1271.2271.7269.8271.8271.6271.0

us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassB, us-gaap:RetainedEarnings



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-04-022016-12-312016-04-03
Value42424239393939363636343432
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStock, us-gaap:RetainedEarnings



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-01
Value11411411510810710810897
Percentage of DividendsCommonStockCash269.3270.1271.2271.7269.8271.8271.6271.0

us-gaap:EffectOfExchangeRateOnCashAndCashEquivalents



Period End2020-03-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-05
Value-18200-1011-32-3-2
Percentage of EffectOfExchangeRateOnCashAndCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-09-292013-06-302013-03-312012-09-302012-07-012012-04-012011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-04
Value21522122224333444344444544444442353355
Percentage of EmployeeServiceShareBasedCompensationTaxBenefitFromCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestmentOtherThanTemporaryImpairment



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-29
Value113188127319042131007209525940000
Percentage of EquityMethodInvestmentOtherThanTemporaryImpairment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0

us-gaap:FinanceLeaseInterestExpense



Period End2020-03-292019-09-292019-06-302019-03-31
Value1111
Percentage of FinanceLeaseInterestExpense100.0100.0100.0100.0

us-gaap:FinanceLeaseInterestPaymentOnLiability



Period End2020-03-292019-03-31
Value11
Percentage of FinanceLeaseInterestPaymentOnLiability100.0100.0

us-gaap:FinanceLeasePrincipalPayments



Period End2020-03-292019-03-31
Value10
Percentage of FinanceLeasePrincipalPayments100.0100.0

us-gaap:FinanceLeaseRightOfUseAssetAmortization



Period End2020-03-292019-09-292019-06-302019-03-31
Value2111
Percentage of FinanceLeaseRightOfUseAssetAmortization100.0100.0100.0100.0

us-gaap:GoodwillForeignCurrencyTranslationGainLoss



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-31
Value-102-122-62-6-12-4
Percentage of GoodwillForeignCurrencyTranslationGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, hsy:InternationalandOtherSegment



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-31
Value-2000000-1000
Percentage of GoodwillForeignCurrencyTranslationGainLoss23.813.323.94.58.53.13.028.048.633.416.5

us-gaap:OperatingSegments, hsy:NorthAmericaSegment



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-31
Value-72-122-51-401-3
Percentage of GoodwillForeignCurrencyTranslationGainLoss76.286.776.195.591.596.997.072.051.466.683.5

us-gaap:GoodwillPurchaseAccountingAdjustments



Period End2020-03-292018-12-312018-09-302015-12-312015-04-05
Value00008
Percentage of GoodwillPurchaseAccountingAdjustments100.0100.0100.00.0100.0

us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, hsy:NorthAmericaSegment



Period End2020-03-292018-12-312018-09-30
Value825000.0136000.0124000.0
Percentage of GoodwillPurchaseAccountingAdjustments100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-29
Value0-67141-30-2-98160-146-37-12487-10654-1249117-93-4726141
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsReceivable



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-12-312011-04-032010-12-312010-04-04
Value153-280295-15599-2203139-15414-178-55-1615284-273196-140-5591-221-43-1750
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedTaxesPayable



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-03
Value71-4955-7156-507182-8976-283
Percentage of IncreaseDecreaseInAccruedTaxesPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation

us-gaap:IncreaseDecreaseInFairValueOfHedgedItemInInterestRateFairValueHedge1

us-gaap:InterestRateSwap, us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-05
Value000000000000001111112
Percentage of IncreaseDecreaseInFairValueOfHedgedItemInInterestRateFairValueHedge1100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-03
Value3-1721-268-1933-7-5131-124
Percentage of IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AwardType, us-gaap:StatementClassOfStock

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

hsy:PerformanceSharesAndRestrictedStockUnitsRSU, us-gaap:CommonStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-01
Value516000.031000.0510000.0361000.0422000.030000.0317000.0251000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeStockOption, us-gaap:CommonStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-01
Value719000.02000.0949000.0817000.0582000.0-13000.0589000.0559000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements139.36.5186.1226.3137.9-43.3185.8222.7

us-gaap:InterestCostsCapitalizedAdjustment



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-05
Value11111111111001112333
Percentage of InterestCostsCapitalizedAdjustment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestIncomeExpenseNonoperatingNet



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-09-292013-06-302013-03-312012-09-302012-07-012012-04-012011-10-022011-07-03
Value-36-37-35-33-37-37-36-34-29-25-24-24-23-23-24-21-21-20-46-18-19-20-20-20-21-21-21-23-24-24-24-23-23
Percentage of InterestIncomeExpenseNonoperatingNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InterestPaid



Period End2020-03-292019-03-31
Value2735
Percentage of InterestPaid100.0100.0

us-gaap:InvestmentIncomeInterest



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-09-292013-06-302013-03-312012-09-302012-07-012012-04-012011-12-312011-04-032010-12-31
Value1104121120000000000100110000000000
Percentage of InvestmentIncomeInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseCost



Period End2020-03-292019-09-292019-06-302019-03-31
Value13131313
Percentage of LeaseCost100.0100.0100.0100.0

us-gaap:OperatingLeaseCost



Period End2020-03-292019-09-292019-06-302019-03-31
Value10101010
Percentage of OperatingLeaseCost100.0100.0100.0100.0

us-gaap:OperatingLeasePayments



Period End2020-03-292019-03-31
Value119
Percentage of OperatingLeasePayments100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-01
Value-41012118-2130-137
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-01
Value-41012118-2031-136
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax99.761.0103.3100.893.797.0103.999.189.8

us-gaap:NoncontrollingInterest



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-01
Value000000-100
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax0.339.0-3.3-0.86.33.0-3.90.910.2

us-gaap:OtherComprehensiveIncomeLossBeforeTax



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-09-292013-06-302013-03-312012-09-302012-07-012012-04-012011-10-022011-07-03
Value-39-1181310-2431-111043251322402-27-2024-90139-61-283-398229841391866-119-1
Percentage of OtherComprehensiveIncomeLossBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax



Period End2020-03-292019-12-312019-09-292019-03-312018-12-312018-09-30
Value400000
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax



Period End2020-03-292019-12-312019-09-292019-03-312018-12-312018-09-30
Value50100-1
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-292019-12-312019-09-292019-03-312018-12-312018-09-30
Value50100-1
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-292019-12-312019-09-292019-03-312018-12-312018-09-30
Value50100-1
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax



Period End2020-03-292019-12-312019-09-292019-03-312018-12-312018-09-30
Value10000-1
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax



Period End2020-03-292019-12-312019-09-292019-03-312018-12-312018-09-30
Value0-1-20-22
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax



Period End2020-03-292019-12-312019-09-292019-03-312018-12-312018-09-30
Value-2-2-3-1-32
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationBeforeTax100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax



Period End2020-03-292019-12-312019-09-292019-03-312018-12-312018-09-30
Value-1000-10
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-09-292013-06-302013-03-312012-09-302012-07-012012-04-012011-10-022011-07-03
Value-519-773-125-22-1-89413-18-8112-8-262-27-14-17501-19010-1112-373
Percentage of OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTax



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-09-292013-06-302013-03-312012-09-302012-07-012012-04-012011-10-022011-07-03
Value-41012118-2130-13-392319118190-17-912-6688-48-182-3051461-4860046-860
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:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-03
Value-4-6-11-6-6-18-12-5-5-7-24-7-7-10-11-25-8
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-03
Value-4-4-8-4-4-13-8-3-4-3-153-4-6-7-15-5
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-03
Value0-1-2-1-1-4-3-1-1-3-8-10-2-3-4-9-3
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossTax



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-09-292013-06-302013-03-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-04
Value2-1611-20250196113213-10-114223-51121018-2-8-36-9-4-31-7-20160-321041-5814
Percentage of OtherComprehensiveIncomeLossTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherOperatingActivitiesCashFlowStatement



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-03
Value1523101581489171183
Percentage of OtherOperatingActivitiesCashFlowStatement100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementClassOfStock

us-gaap:ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic

us-gaap:CommonClassB



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-05
Value73568783829071619448725433316038605540-2562
Percentage of ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-01
Value197151237228221246192165
Percentage of ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic270.2268.9270.9272.6269.2271.0270.6270.0

us-gaap:StatementClassOfStock

us-gaap:ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted

us-gaap:CommonClassB



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-05
Value73568783829071619348725333316038605540-2562
Percentage of ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-01
Value271207325312304336263226
Percentage of ParticipatingSecuritiesDistributedAndUndistributedEarningsLossDiluted371.2369.6372.3373.7370.1372.0371.3370.6

us-gaap:PaymentsOfDividendsCommonStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-31
Value1571571571491461471471341341281271221231141151151041051051059191
Percentage of PaymentsOfDividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireEquityMethodInvestments



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-31
Value11272211181856387892600
Percentage of PaymentsToAcquireEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0

us-gaap:PensionAndOtherPostretirementBenefitContributions



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-31
Value464440127-1110885112819-693419-6
Percentage of PensionAndOtherPostretirementBenefitContributions100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-12-312011-04-032010-12-312010-04-04
Value02700033005001000000000000
Percentage of ProceedsFromSaleOfPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0

us-gaap:ProceedsFromStockOptionsExercised



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-12-312011-04-032010-12-312010-04-04
Value1657312634292519177309372110979855412621821
Percentage of ProceedsFromStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-292019-12-312019-09-292019-03-312018-12-312018-09-30
Value000004
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax100.0100.0100.0100.0100.0100.0

us-gaap:InterestRateContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-292019-12-312019-09-292019-03-312018-12-312018-09-30
Value-2-2-2-2-2-2
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax-926.5-11300.0237.5-254.5319.3-50.9

us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-292019-12-312019-09-292019-03-312018-12-312018-09-30
Value-2-2-3-1-32
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodBeforeTax-826.5-11200.0337.5-154.5419.349.1

us-gaap:RestructuringCharges



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-29
Value0016091115150814463276214385722513161
Percentage of RestructuringCharges100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConsolidationItems

us-gaap:MaterialReconcilingItems



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-05
Value00160911151508144632762141967285
Percentage of RestructuringCharges100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.051.4116.8127.8100.0

us-gaap:IncomeStatementLocation

us-gaap:RestructuringCharges



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-28
Value001607208-24144122261457222223
Percentage of RestructuringCharges100.0100.071.096.312.883.419.86.451.6663.248.713.793.763.58.335.642.538.2100.0100.051.9163.818.5

us-gaap:SellingGeneralAndAdministrativeExpenses



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-29
Value000004465346201684741200
Percentage of RestructuringCharges0.00.029.03.787.246.940.345.734.6-953.848.746.45.331.44.29.760.910.812.421.921.921.40.00.0

us-gaap:RestructuringCostAndReserve, us-gaap:RestructuringPlan

us-gaap:EmployeeSeverance, hsy:MarginforGrowthProgram



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-02
Value0005025340202900
Percentage of RestructuringCharges84.6-83.80.091.30.030.048.819.725.4228.534.86.162.90.00.0

us-gaap:OtherRestructuring, hsy:MarginforGrowthProgram



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-02
Value0110096510056400
Percentage of RestructuringCharges15.4183.8100.08.7100.0100.357.333.563.2-56.260.744.110.30.00.0

us-gaap:RestructuringPlan

hsy:MarginforGrowthProgram



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-02
Value0016091614140714
Percentage of RestructuringCharges100.0100.0100.0100.0100.098.6148.095.893.1172.495.597.8

us-gaap:RestructuringCostsAndAssetImpairmentCharges



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-30
Value7107040281002084004261300
Percentage of RestructuringCostsAndAssetImpairmentCharges100.0100.00.0100.00.0100.0100.00.00.0100.0100.00.00.0100.0100.0100.00.00.0

us-gaap:RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability



Period End2020-03-292019-03-31
Value13
Percentage of RightOfUseAssetObtainedInExchangeForFinanceLeaseLiability100.0100.0

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability



Period End2020-03-292019-03-31
Value80
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability100.0100.0

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

hsy:PerformanceSharesAndRestrictedStockUnitsRSU



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-05
Value168.990.64999999999999151.58000000000001250.05999999999998806113.650.12000000000000455-0.1800000000000068298.27-0.030000000000001137111.280.079999999999998392.88-2.8499999999999943109.35
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-12-312011-04-032010-12-312010-04-04
Value0.0210.00.00.00.0270.00100000000000000090.00.0230.00.0240.00.0240.00100000000000000090.020.00.00.00.020.0220.0240.00.0270.00.032
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate100.00.00.00.0100.0100.00.0100.00.0100.00.0100.0100.0100.00.00.00.0100.0100.0100.00.0100.00.0100.0

us-gaap:AwardType

hsy:PerformanceSharesAndRestrictedStockUnitsRSU



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-05
Value0.020.00.00.00.0260.00.00.0260.00.0230.00.0250.00.02
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate95.20.00.00.096.30.00.0113.00.095.80.0104.20.0100.0

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate

hsy:PerformanceSharesAndRestrictedStockUnitsRSU



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-05
Value0.1730.00.00.00.2030.00.00.2040.00.2040.00.170.00.149
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate100.00.00.00.0100.00.00.0100.00.0100.00.0100.00.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-12-312011-04-032010-12-312010-04-04
Value0.0130.00.00.00.0250.00.00.0280.00.0220.00.0150.00.0190.00.00.00.0210.0140.0150.00.0290.00.031
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate100.00.00.00.0100.00.00.0100.00.0100.00.0100.00.0100.00.00.00.0100.0100.0100.00.0100.00.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012011-12-312011-04-032010-12-312010-04-04
Value0.1750.00.00.00.170.00.00.1660.00.1720.00.1680.0049999999999999770.2080.00.00.00.2230.2220.224-0.00100000000000000090.2260.00.217
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate100.00.00.00.0100.00.00.0100.00.0100.00.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.00.0100.0

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

us-gaap:EmployeeStockOption



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312013-12-31
Value205434917121397153205392317
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:EmployeeStockOption



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312013-12-31
Value21.310.00.00.015.250.0099999999999997870.015.58-0.00999999999999978715.780.011.42-0.1900000000000012819.31-0.039999999999999150.02999999999999936
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue100.00.00.00.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueStockOptionsExercised



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-01
Value1657312634292561
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012015-12-312015-04-052014-12-312014-09-28
Value-10396631050-90072
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised-10.0-5.553.752.310.236.222.97.6-503.60.00.00.00.0

us-gaap:TreasuryStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012015-12-312015-04-052014-12-312014-09-28
Value1853460311919511840209
Percentage of StockIssuedDuringPeriodValueStockOptionsExercised110.0105.546.347.789.863.877.192.4603.60.00.00.00.0

us-gaap:StockRepurchasedDuringPeriodValue



Period End2020-03-292019-09-292019-06-302019-03-312018-09-302018-04-01
Value169191551980178
Percentage of StockRepurchasedDuringPeriodValue100.0100.0100.0100.00.0100.0

us-gaap:AwardType

us-gaap:EmployeeStockOption



Period End2020-03-292019-09-292019-06-302019-03-312018-09-302018-04-01
Value191915548038
Percentage of StockRepurchasedDuringPeriodValue11.3100.0100.024.40.021.4

us-gaap:StatementClassOfStock

hsy:HersheyCommonStock



Period End2020-03-292019-09-292019-06-302019-03-312018-09-302018-04-01
Value150001500140
Percentage of StockRepurchasedDuringPeriodValue88.70.00.075.60.078.6

us-gaap:TreasuryStockSharesAcquired



Period End2020-03-292019-09-292019-06-302019-03-312018-09-302018-04-01
Value110101
Percentage of TreasuryStockSharesAcquired100.0100.0100.0100.00.0100.0

us-gaap:AwardType

us-gaap:EmployeeStockOption



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-01
Value00100000
Percentage of TreasuryStockSharesAcquired13.60.0100.0100.025.10.00.021.5

us-gaap:StatementClassOfStock

hsy:HersheyCommonStock



Period End2020-03-292019-09-292019-06-302019-03-312018-12-312018-09-302018-04-01
Value0001001
Percentage of TreasuryStockSharesAcquired86.40.00.074.90.00.078.5

us-gaap:TreasuryStockValueAcquiredCostMethod



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312016-12-312016-04-03
Value1698119155198470211780139303
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:TreasuryStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312016-12-312016-04-03
Value1698119155198470211780139303
Percentage of TreasuryStockValueAcquiredCostMethod100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0

us-gaap:StatementClassOfStock

us-gaap:UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic

us-gaap:CommonClassB



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-05
Value3013454442513125571236200-226628237-5533
Percentage of UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-01
Value82361221191151388568
Percentage of UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic269.4267.9271.1270.6270.0271.3270.8270.5

us-gaap:StatementClassOfStock

us-gaap:UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted

us-gaap:CommonClassB



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-05
Value-185000.0-105000.0-320000.0-254000.0-209000.0-256000.0-139000.0-100000.0-343000.0-91000.0-239000.0-149000.0-25000.023000.0-160000.0-36000.0-158000.0-201000.0-27000.00.0-318000.0
Percentage of UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:StatementClassOfStock

dei:EntityCommonStockSharesOutstanding

us-gaap:CommonClassB



Period End2020-04-172020-02-142019-10-182019-07-192019-04-192019-02-152018-10-192018-07-202018-04-202018-02-162017-10-202017-07-212017-04-212017-02-102016-10-212016-07-222016-04-222016-02-052015-10-232015-07-312015-04-242015-02-062014-10-172014-06-292014-04-182013-10-182013-07-192013-04-192012-10-192012-07-202012-04-20
Value60616060606060606060606060606060606060606060606060606060606060
Percentage of EntityCommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStock



Period End2020-04-172020-02-142019-10-182019-07-192015-02-06
Value147148148148160
Percentage of EntityCommonStockSharesOutstanding243.2240.4244.7245.8264.3

hsy:DebtInstrumentImpactofDerivativesUnamortizedDiscountPremiumandDebtIssuanceCostsNet



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value17231116162019211316101311144
Percentage of DebtInstrumentImpactofDerivativesUnamortizedDiscountPremiumandDebtIssuanceCostsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

hsy:DerivativeAssetCashTransfersReceivablePayableChangeInQuotedMarketPricesOnTheLastDayOfTrading

us-gaap:CommodityContract, us-gaap:Nondesignated



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312016-12-31
Value1264663499463116685948140
Percentage of DerivativeAssetCashTransfersReceivablePayableChangeInQuotedMarketPricesOnTheLastDayOfTrading100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

hsy:DerivativeLiabilityCashTransfersReceivablePayableChangeInQuotedMarketPricesOnTheLastDayOfTrading

us-gaap:CommodityContract, us-gaap:Nondesignated



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312016-12-31
Value1263767568957132596550150
Percentage of DerivativeLiabilityCashTransfersReceivablePayableChangeInQuotedMarketPricesOnTheLastDayOfTrading100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BalanceSheetLocation

hsy:FinanceLeaseRightOfUseAssetAccumulatedAmortization

hsy:AccumulatedDepreciation



Period End2020-03-292019-12-31
Value47
Percentage of FinanceLeaseRightOfUseAssetAccumulatedAmortization100.0100.0

hsy:LeaseLiability



Period End2020-03-292019-12-31
Value292293
Percentage of LeaseLiability100.0100.0

hsy:LeaseRightofUseAsset



Period End2020-03-292019-12-31
Value316314
Percentage of LeaseRightofUseAsset100.0100.0

us-gaap:FairValueByFairValueHierarchyLevel

hsy:LongtermDebtCurrentMaturitiesFairValue

us-gaap:FairValueInputsLevel2



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value796712354354353304302299300000250501504509257
Percentage of LongtermDebtCurrentMaturitiesFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByFairValueHierarchyLevel

hsy:LongtermDebtExcludingCurrentMaturitiesFairValue

us-gaap:FairValueInputsLevel2



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value3498365630413000329932283221322820632113211424102385237925101756173316681715
Percentage of LongtermDebtExcludingCurrentMaturitiesFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hsy:OtherMiscellaneousAssetsNonCurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value1411371541301071261401471531467582667182731138571
Percentage of OtherMiscellaneousAssetsNonCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hsy:OtherMiscellaneousLiabilitiesNonCurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value189201187184179184182188183184120119119114116113110114142
Percentage of OtherMiscellaneousLiabilitiesNonCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hsy:PrepaidExpensesandOther



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-31
Value222240254230265272274479397280
Percentage of PrepaidExpensesandOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

hsy:ShareBasedCompensationArrangementByShareBasedPaymentAwardIntrinsicValueOfShareBasedLiabilitiesPaidCombinedWithFairValueOfSharesVested



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-04-012017-12-312017-04-022016-12-312016-04-032015-12-312015-04-052014-12-312014-09-282014-06-292014-03-302013-03-312012-04-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312010-10-032010-07-042010-04-042009-12-312008-12-31
Value39384366215318216537022525332323634333216151410910
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardIntrinsicValueOfShareBasedLiabilitiesPaidCombinedWithFairValueOfSharesVested100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedLiabilitiesCurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312010-12-31
Value673702726650650679663635623676673641646750683718769856807707704813737523623699630564620650644569598612593
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccruedMarketingCostsCurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value332279321275345293294257285305320280320358334287351337326
Percentage of AccruedMarketingCostsCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value184189179195200205194198201169197206202207244252249254263273279284188192196199346352359366344343350356257262266270275
Percentage of AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value-134-83-93-86-93-96-84-116-93-91-83-92-97-110-94-86-87-101-93-65-67-43-28-11-17-16-8-999133141-13632228
Percentage of AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdditionalPaidInCapital



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value1153114211301075996982957940925924910904878869852817792783771752745754734717686664645627608592567557503490470456438434394
Percentage of AdditionalPaidInCapital100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AociLossCashFlowHedgeCumulativeGainLossAfterTax



Period End2020-03-292019-12-312019-09-292018-12-31
Value-45-51-51-54
Percentage of AociLossCashFlowHedgeCumulativeGainLossAfterTax100.0100.0100.0100.0

us-gaap:BuildingsAndImprovementsGross



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282013-12-312012-12-312011-12-31
Value12941298125612241219121112301235122112141200119111801238125712321217108410731071103010311130956878895
Percentage of BuildingsAndImprovementsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther

hsy:ONEBrandsLLC



Period End2020-03-292019-12-312019-09-23
Value252525
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther100.0100.0100.0

us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther

hsy:ONEBrandsLLC



Period End2020-03-292019-12-312019-09-23
Value1099
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesOther100.0100.0100.0

us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet

hsy:ONEBrandsLLC



Period End2020-03-292019-12-312019-09-23
Value402402401
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet100.0100.0100.0

us-gaap:CapitalizedComputerSoftwareNet



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-312013-12-31
Value162153143137133126121114108104991009595858269686356
Percentage of CapitalizedComputerSoftwareNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConstructionInProgressGross



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value21420919724726828026023022021219120020623023525728544840136335833827321723917978
Percentage of ConstructionInProgressGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxAssetsNet



Period End2020-03-292019-12-312019-09-292018-12-31
Value2531291
Percentage of DeferredIncomeTaxAssetsNet100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxLiabilitiesNet



Period End2020-03-292019-12-312019-09-292018-12-31
Value197200200176
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0

us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-312013-12-312012-12-312011-12-31
Value565861666566383738396761616513715512412211450240173
Percentage of DefinedBenefitPensionPlanLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeAssets



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value1414511110616321217775
Percentage of DerivativeAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value510023263000120
Percentage of DerivativeAssets38.38.313.73.817.931.743.042.094.017.43.42.316.131.66.2

us-gaap:InterestRateContract, us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value604000000041414
Percentage of DerivativeAssets42.23.782.91.54.40.00.00.00.00.037.411.459.325.072.5

us-gaap:InterestRateSwap, us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-292019-12-312019-09-292019-06-302019-03-31
Value60400
Percentage of DerivativeAssets42.23.782.91.54.4

us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:CommodityContract, us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-31
Value290057080061402
Percentage of DerivativeAssets19.560.80.038.850.967.60.852.76.016.150.982.57.533.2

us-gaap:ForeignExchangeContract, us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value520023463000120
Percentage of DerivativeAssets38.318.313.93.818.332.467.542.494.018.73.62.416.131.67.3

us-gaap:InterestRateContract, us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value6040041414
Percentage of DerivativeAssets42.23.782.91.54.437.411.459.325.072.5

us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByMeasurementFrequency

us-gaap:CommodityContract, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-31
Value290057080061402
Percentage of DerivativeAssets19.560.80.038.850.967.60.852.76.016.150.982.57.533.2

us-gaap:ForeignExchangeContract, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value520023463000120
Percentage of DerivativeAssets38.318.313.93.818.332.467.542.494.018.73.62.416.131.67.3

us-gaap:InterestRateContract, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value6040041414
Percentage of DerivativeAssets42.23.782.91.54.437.411.459.325.072.5

us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:CommodityContract, us-gaap:Nondesignated



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value2900570800614020
Percentage of DerivativeAssets19.560.80.038.850.967.60.852.76.016.150.982.57.533.20.0

us-gaap:EquitySwap, us-gaap:Nondesignated



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value020030200100101
Percentage of DerivativeAssets0.017.13.256.026.40.031.74.90.065.28.13.817.110.220.1

us-gaap:ForeignExchangeContract, us-gaap:Nondesignated



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value010000100000000
Percentage of DerivativeAssets0.010.00.20.00.40.724.50.40.01.30.10.00.00.01.2

us-gaap:HedgingDesignation

us-gaap:Nondesignated



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value21301873902714131
Percentage of DerivativeAssets19.588.03.494.777.768.357.058.06.082.659.286.324.643.421.3

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:DerivativeFairValueOfDerivativeNet

us-gaap:InterestRateSwap, us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-31
Value-343-349-345-349-349-354
Percentage of DerivativeFairValueOfDerivativeNet100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeLiabilities



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value16269110217964251042
Percentage of DerivativeLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value111200000141100
Percentage of DerivativeLiabilities6.374.016.325.152.24.51.23.40.022.493.591.224.47.51.1

us-gaap:InterestRateContract, us-gaap:FairValueHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value000004472100000
Percentage of DerivativeLiabilities0.00.00.00.00.044.718.791.626.629.70.00.00.00.00.0

us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:CommodityContract, us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value70460016063003102
Percentage of DerivativeLiabilities47.326.068.668.136.62.477.85.068.447.96.58.874.892.44.8

us-gaap:EquitySwap, us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292018-12-312018-04-01
Value540
Percentage of DerivativeLiabilities35.143.94.2

us-gaap:ForeignExchangeContract, us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value211300000141100
Percentage of DerivativeLiabilities17.674.031.431.963.49.03.53.40.822.493.591.225.27.61.1

us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByMeasurementFrequency

us-gaap:CommodityContract, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value70460016063003102
Percentage of DerivativeLiabilities47.326.068.668.136.62.477.85.068.447.96.58.874.892.44.8

us-gaap:EquitySwap, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292018-12-312018-04-01
Value540
Percentage of DerivativeLiabilities35.143.94.2

us-gaap:ForeignExchangeContract, us-gaap:FairValueMeasurementsRecurring



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value211300000141100
Percentage of DerivativeLiabilities17.674.031.431.963.49.03.53.40.822.493.591.225.27.61.1

us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:CommodityContract, us-gaap:Nondesignated



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value70460016063003101
Percentage of DerivativeLiabilities47.326.068.668.136.62.477.85.068.447.96.58.874.892.43.7

us-gaap:EquitySwap, us-gaap:Nondesignated



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value500004000000000
Percentage of DerivativeLiabilities35.10.00.00.00.043.90.00.04.20.00.00.00.00.00.0

us-gaap:ForeignExchangeContract, us-gaap:Nondesignated



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value100000000000000
Percentage of DerivativeLiabilities11.30.015.16.811.24.52.40.00.80.00.00.00.80.10.0

us-gaap:HedgingDesignation

us-gaap:Nondesignated



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-31
Value150570517063003101
Percentage of DerivativeLiabilities93.726.083.774.947.850.880.25.073.447.96.58.875.692.53.7

us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeNotionalAmount

us-gaap:EquitySwap



Period End2020-03-292019-12-312019-09-292018-12-31
Value28282733
Percentage of DerivativeNotionalAmount100.0100.0100.0100.0

us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:HedgingDesignation

us-gaap:ForeignExchangeContract, us-gaap:CashFlowHedging, us-gaap:DesignatedAsHedgingInstrument



Period End2020-03-292019-12-312019-09-292018-12-31
Value54653429
Percentage of DerivativeNotionalAmount192.3233.5123.588.8

us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:CommodityContract, us-gaap:Nondesignated



Period End2020-03-292019-12-312019-09-292018-12-31
Value844589871693
Percentage of DerivativeNotionalAmount2952.52092.03127.52090.8

us-gaap:ForeignExchangeContract, us-gaap:Nondesignated



Period End2020-03-292019-12-312019-09-292018-12-31
Value45503211
Percentage of DerivativeNotionalAmount160.0180.3115.133.4

us-gaap:EmployeeRelatedLiabilitiesCurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-312013-12-312011-12-312010-12-312009-12-31
Value128230178156124180164154126190181194176240202183162215225245233219213
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FIFOInventoryAmount



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value10079841140112996396310501086952933112011189779321032106095995610271087959973106510198438249159327798329361001859815811816692686707
Percentage of FIFOInventoryAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FinanceLeaseLiability



Period End2020-03-292019-12-312019-09-292018-12-31
Value817978101
Percentage of FinanceLeaseLiability100.0100.0100.0100.0

us-gaap:FinanceLeaseLiabilityCurrent



Period End2020-03-292019-12-31
Value44
Percentage of FinanceLeaseLiabilityCurrent100.0100.0

us-gaap:FinanceLeaseLiabilityNoncurrent



Period End2020-03-292019-12-31
Value7675
Percentage of FinanceLeaseLiabilityNoncurrent100.0100.0

us-gaap:BalanceSheetLocation

us-gaap:FinanceLeaseRightOfUseAsset

hsy:PropertyPlantandEquipmentGross



Period End2020-03-292019-12-31
Value101101
Percentage of FinanceLeaseRightOfUseAsset100.0100.0

us-gaap:PropertyPlantAndEquipment



Period End2020-03-292019-12-31
Value9693
Percentage of FinanceLeaseRightOfUseAsset95.292.9

us-gaap:FinanceLeaseWeightedAverageDiscountRatePercent



Period End2020-03-292019-12-31
Value0.0590.06
Percentage of FinanceLeaseWeightedAverageDiscountRatePercent100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312013-12-312012-12-312011-12-312010-12-312009-12-31
Value138130145134122110110100918883767080716761555056504546-3727-22-18
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerRelatedIntangibleAssets



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-312014-12-312013-12-31
Value4140413936333936343433302836262026
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization30.331.128.729.229.730.435.435.937.339.339.840.240.445.248.144.857.8

us-gaap:Patents



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value151616161615161515151514141312119-7-5
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization11.612.711.212.113.114.314.615.717.418.118.719.420.317.022.525.121.019.9-19.0

us-gaap:Trademarks



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-312014-12-312013-12-312012-12-312011-12-31
Value80738779706055484137343027301675-20
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization58.256.260.158.757.255.350.148.345.342.641.540.539.337.829.316.711.26.00.0

us-gaap:FiniteLivedIntangibleAssetsGross



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312013-12-312012-12-31
Value1429143615631357135513531083108210894224184144115335385453933903954134132951313
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerRelatedIntangibleAssets



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-312014-12-312013-12-31
Value20420722316516416315715615712812812712620014613870
Percentage of FiniteLivedIntangibleAssetsGross14.314.514.312.212.112.114.514.414.430.330.830.730.637.537.547.0518.2

us-gaap:Patents



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-312014-12-312013-12-31
Value1616161616161616161717161616161819
Percentage of FiniteLivedIntangibleAssetsGross1.11.21.11.21.21.21.51.51.54.04.14.04.03.14.36.2140.9

us-gaap:Trademarks



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312015-12-312014-12-312013-12-31
Value12081212132311751174117390990991527727227026931722712966
Percentage of FiniteLivedIntangibleAssetsGross84.684.484.686.686.686.783.984.084.065.665.265.265.359.458.243.7484.4

us-gaap:IndefiniteLivedIntangibleAssetsByMajorClass

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill

us-gaap:Trademarks



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-312013-12-31
Value3334343434343434353440404039434343434576
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryFinishedGoodsNetOfReserves



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-312013-12-312012-12-312011-12-31
Value564614738710569618700681569614724691562528610616516534531517496482
Percentage of InventoryFinishedGoodsNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryRawMaterialsNetOfReserves



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-312013-12-312012-12-312011-12-31
Value324271280264245237241266257224292303299315321330335353377226256241
Percentage of InventoryRawMaterialsNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryWorkInProcessNetOfReserves



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-312013-12-312012-12-312011-12-31
Value117981211551471071081371259310212311588991131076763797891
Percentage of InventoryWorkInProcessNetOfReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CreditFacility, us-gaap:LongtermDebtType

us-gaap:LinesOfCreditCurrent

us-gaap:RevolvingCreditFacility, us-gaap:ForeignLineOfCredit



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value37327113512511389113100110175142140158217201219313329
Percentage of LinesOfCreditCurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LongTermDebtAndCapitalLeaseObligations



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value345335302892288832363254325332492059206120542349235023472362157115711557183015471560154815591794179317951796179415391530151514981748174814981541154015411502
Percentage of LongTermDebtAndCapitalLeaseObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:LongTermDebtFairValue

us-gaap:FairValueInputsLevel2



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value4295436933963354330232343224353223662412241424102385237927602258223821771972
Percentage of LongTermDebtFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseLiabilityCurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-31
Value27292828300
Percentage of OperatingLeaseLiabilityCurrent100.0100.0100.0100.0100.00.0

us-gaap:OperatingLeaseLiabilityNoncurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-31
Value1831841881941790
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.00.0

us-gaap:OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-312013-12-312012-12-312011-12-31
Value208211189191193195208210212215213215218220224227229231268245292289
Percentage of OtherPostretirementDefinedBenefitPlanLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PrepaidExpenseCurrentAndNoncurrent



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-31
Value488462524768457032128
Percentage of PrepaidExpenseCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringCostAndReserve, us-gaap:RestructuringPlan

us-gaap:RestructuringAndRelatedCostCostIncurredToDate1

us-gaap:EmployeeSeverance, hsy:MarginforGrowthProgram



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-30
Value53535353474745
Percentage of RestructuringAndRelatedCostCostIncurredToDate1100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherRestructuring, hsy:MarginforGrowthProgram



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-30
Value67676564636357
Percentage of RestructuringAndRelatedCostCostIncurredToDate1125.4126.9122.8119.8133.2132.2126.3

us-gaap:RestructuringPlan

hsy:MarginforGrowthProgram



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-30
Value346345344343336336327
Percentage of RestructuringAndRelatedCostCostIncurredToDate1643.1650.6641.4638.4702.6701.6724.2

us-gaap:RestructuringReserve



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052014-12-31
Value691112914182030384143463414151673250
Percentage of RestructuringReserve100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber

hsy:PerformanceSharesAndRestrictedStockUnitsRSU



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value1111100000000000000
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

hsy:PerformanceSharesAndRestrictedStockUnitsRSU



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value131.49112.52112.06109.19105.65101.57101.41101.53102.09103.11102.36102.89101.84102.66102.53102.05102.24106.494.48
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AwardType

us-gaap:SharePrice

hsy:PerformanceSharesAndRestrictedStockUnitsRSU



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052014-12-312013-12-31
Value80.0848.448.448.448.429.1729.1729.1729.1746.8546.8546.8546.8538.0238.0238.0238.0261.2261.2261.2280.9555.49
Percentage of SharePrice100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShortTermBorrowings



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312011-10-022011-07-032011-04-032010-12-312009-12-31
Value8373212758861168119714491046224655981562148763261299752036368761564938464919718216510799100118208139146423934242424
Percentage of ShortTermBorrowings100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShortTermDebtType

us-gaap:CommercialPaper



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312014-12-31
Value8000120375110431084135993321464486404793474733957953004954
Percentage of ShortTermBorrowings95.60.094.484.789.390.693.889.295.580.278.577.171.374.964.679.857.813.814.3

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312013-09-292013-06-302013-03-312012-12-312012-09-302012-07-012012-04-012011-12-312010-12-312009-12-312008-12-312007-12-31
Value167417441761168414231407124910639899318388698458279427748791047937120013151519160716081669161613501121111210489961085885872937760349623
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementClassOfStock, us-gaap:StatementEquityComponents

us-gaap:CommonClassB, us-gaap:CommonStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312013-12-312012-12-312011-12-31
Value60606060606060606060606060606060606060606060606060
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest3.63.53.43.64.34.34.95.76.16.57.27.07.27.36.47.86.95.86.55.04.64.03.85.86.9

us-gaap:CommonStock, us-gaap:CommonStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312016-12-31
Value160160299299299299299299299299299
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest9.69.217.017.821.021.324.028.130.232.136.2

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value-365-323-324-336-348-356-335-367-354-313-337-355-357-375-396-396-379-371-383-316-403-358-176-146-166-385-442-215-202-359-27
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-21.8-18.6-18.4-20.0-24.5-25.4-26.9-34.6-35.8-33.7-40.2-40.9-42.3-45.4-42.1-51.2-43.2-35.4-41.0-26.3-30.7-23.6-11.0-9.1-10.3-36.7-50.7-22.9-26.7-102.8-4.5

us-gaap:AdditionalPaidInCapital



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value1153114211301075996982957940925924910904878869852817792783771752745754734717664592490434394352335
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest68.965.564.263.870.069.876.788.493.699.3108.5104.0103.9105.190.5105.590.174.882.362.756.749.645.744.641.156.656.246.451.9100.753.8

us-gaap:NoncontrollingInterest



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value35888814131716151415414646474948504964636311112335393130
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.20.30.50.50.60.61.21.31.81.71.91.71.85.14.96.05.44.75.24.23.84.24.03.90.71.12.73.85.29.14.9

us-gaap:RetainedEarnings



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value1404129075257358719370326843672766346371632561876112611561296030600558975807577659915860577356655454502746994374414839753927
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest83.974.0427.2436.9505.4499.7547.8632.4670.4683.9753.9711.2723.0738.9650.6778.4682.9563.0619.7481.0455.3385.7359.1352.2337.5479.6538.5466.6545.61136.1629.9

us-gaap:TreasuryStock



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292013-12-312012-12-312011-12-312010-12-312009-12-312008-12-312007-12-31
Value-742-591-6938-6781-6786-6618-6589-6609-6593-6426-6434-6240-6163-6183-6049-6082-5946-5672-5665-5422-5427-5161-5147-5050-4707-4558-4258-4052-3979-4009-4001
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-44.3-33.9-393.9-402.7-476.8-470.3-527.5-621.3-666.3-689.9-767.0-717.3-729.0-747.1-642.1-785.2-676.2-541.5-604.6-451.5-412.4-339.7-320.1-314.0-291.3-434.8-488.1-432.2-523.4-1145.9-641.8

us-gaap:TreasuryStockShares



Period End2020-03-292019-12-312019-09-292019-06-302019-03-312018-12-312018-09-302018-07-012018-04-012017-12-312017-10-012017-07-022017-04-022016-12-312016-10-022016-07-032016-04-032015-12-312015-10-042015-07-052015-04-052014-12-312014-09-282014-06-292014-03-302013-12-312012-12-312011-12-312010-12-312009-12-312008-12-31
Value1312150150151150150150150149149147147147146147145143143140140138138138136136-136134132131132
Percentage of TreasuryStockShares100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Line plots across dimensions of each concept

us-gaap:CommonStockValue us-gaap:StatementClassOfStock


us-gaap:CommonStockSharesIssued us-gaap:StatementClassOfStock


us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding us-gaap:StatementClassOfStock


us-gaap:WeightedAverageNumberOfSharesOutstandingBasic us-gaap:StatementClassOfStock


us-gaap:EarningsPerShareBasic us-gaap:StatementClassOfStock


us-gaap:EarningsPerShareDiluted us-gaap:StatementClassOfStock


us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments


us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments


us-gaap:Goodwill us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments


us-gaap:LongTermDebt us-gaap:DebtInstrument, us-gaap:LongtermDebtType


us-gaap:CommonStockValue us-gaap:StatementClassOfStock


us-gaap:DepreciationDepletionAndAmortization us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments


us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument, us-gaap:LongtermDebtType