STE


Line plots across dimensions of each concept
Tables

Table of contents



us-gaap:CommonStockValue

us-gaap:CommonStockParOrStatedValuePerShare
us-gaap:StatementEquityComponents
us-gaap:SharesIssued

us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesOutstanding

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:Revenues
us-gaap:ProductOrService
us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments
us-gaap:StatementGeographical

us-gaap:CostOfRevenue

us-gaap:CostOfGoodsAndServicesSold
us-gaap:ProductOrService

us-gaap:GrossProfit

us-gaap:OperatingExpenses

us-gaap:ResearchAndDevelopmentExpense

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:OperatingIncomeLoss
us-gaap:StatementBusinessSegments

us-gaap:InterestExpense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:NonoperatingIncomeExpense

us-gaap:IncomeTaxExpenseBenefit

us-gaap:ProfitLoss

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:NetIncomeLoss
us-gaap:StatementEquityComponents

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents

us-gaap:Assets
us-gaap:StatementBusinessSegments

us-gaap:Liabilities

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:AssetsCurrent

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:AccountsReceivableNetCurrent

us-gaap:InventoryNet

us-gaap:InventoryFinishedGoods

us-gaap:InventoryLIFOReserve

us-gaap:Land

us-gaap:MachineryAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:PropertyPlantAndEquipmentNet
us-gaap:StatementGeographical

us-gaap:Goodwill
ste:GoodwillByBusinessSegment
us-gaap:BusinessAcquisition

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:OtherAssetsNoncurrent

us-gaap:LiabilitiesCurrent

us-gaap:AccountsPayableCurrent

us-gaap:AccruedIncomeTaxesCurrent

us-gaap:LongTermDebt
us-gaap:LongtermDebtType

us-gaap:LongTermDebtNoncurrent
us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent

us-gaap:MinorityInterest
us-gaap:StatementEquityComponents

us-gaap:OtherLiabilitiesNoncurrent

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:RetainedEarningsAccumulatedDeficit

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:IncreaseDecreaseInInventories

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquireInvestments

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber

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

us-gaap:ShareBasedCompensation

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxAssetsNet

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:OperatingLeaseRightOfUseAsset
us-gaap:BusinessAcquisition

ste:Amortizationandimpairmentofacquiredintangibleassets

ste:Amortizationofinventoryandpropertystepuptofairvalue

ste:Contributionsfromnoncontrollinginterests
us-gaap:StatementEquityComponents

ste:GrossProfitPercentage

ste:Redomiciliationcosts

ste:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsForfeitureRate
us-gaap:ContingentConsiderationByType
us-gaap:BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1

us-gaap:CommonStockDividendsPerShareCashPaid

us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DeferredRevenueRevenueRecognized1

us-gaap:DividendsCommonStockCash
us-gaap:StatementEquityComponents

us-gaap:EffectOfExchangeRateOnCashAndCashEquivalents

us-gaap:EquitySecuritiesFvNiGainLoss

us-gaap:GainLossOnSaleOfBusiness
us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

us-gaap:GainLossOnSaleOfPropertyPlantEquipment

us-gaap:IncreaseDecreaseInAccountsPayable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccruedLiabilities

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets

us-gaap:IncreaseDecreaseInRestructuringReserve
us-gaap:RestructuringCostAndReserve

us-gaap:MinorityInterestChangeInRedemptionValue
us-gaap:StatementEquityComponents

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OtherNoncashIncomeExpense

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsOfFinancingCosts

us-gaap:PaymentsOfMergerRelatedCostsFinancingActivities

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToMinorityShareholders

us-gaap:ProceedsFromRepaymentsOfLinesOfCredit

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProceedsFromStockOptionsExercised

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
us-gaap:StatementEquityComponents

us-gaap:RestructuringCharges
us-gaap:IncomeStatementLocation

us-gaap:RestructuringCosts
us-gaap:RestructuringCostAndReserve

us-gaap:RestructuringReserveAccrualAdjustment1
us-gaap:RestructuringCostAndReserve
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue

us-gaap:SharesPaidForTaxWithholdingForShareBasedCompensation
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation
us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedAndRetiredDuringPeriodValue

us-gaap:StockRepurchasedDuringPeriodShares

ste:AccruedDealerandDistributorCommissions
us-gaap:BusinessAcquisition
ste:Approximatepurchasepriceofentity

ste:ComputerSoftwareandHardwaregross

ste:DeferredTaxAssetsOperatingleases

ste:DefinedContributionPlanDividendsPaid
us-gaap:RetirementPlanType
ste:Definedbenefitplansaggregateprojectedbenefitobligation
us-gaap:AwardType
ste:Fairvalueofoutstandingstockappreciationrights

ste:HealthcarePrescriptionDrug
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:RetirementPlanType
ste:InsuranceContract
us-gaap:RetirementPlanType

ste:Serviceliabilities

us-gaap:AccruedBonusesCurrentAndNoncurrent

us-gaap:AccruedIncomeTaxesNoncurrent

us-gaap:AccruedLiabilitiesCurrent

us-gaap:AccruedLiabilitiesCurrentAndNoncurrent

us-gaap:AccruedLiabilitiesForCommissionsExpenseAndTaxes

us-gaap:AccruedVacationCurrentAndNoncurrent
us-gaap:StatementEquityComponents
us-gaap:AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax
us-gaap:StatementEquityComponents
us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax
us-gaap:StatementEquityComponents
us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent

us-gaap:AssetRetirementObligation

us-gaap:AssetRetirementObligationCurrent

us-gaap:AssetRetirementObligationsNoncurrent

us-gaap:BuildingsAndImprovementsGross

us-gaap:BusinessCombinationContingentConsiderationAssetNoncurrent

us-gaap:BusinessCombinationContingentConsiderationLiability
us-gaap:BusinessAcquisition
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:FairValueByMeasurementBasis
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilities
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment

us-gaap:CapitalLeaseObligationsCurrent

us-gaap:CapitalLeaseObligationsNoncurrent
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:RetirementPlanType
us-gaap:FairValueByMeasurementBasis
us-gaap:RetirementPlanType
us-gaap:PurchaseCommitmentExcludingLongtermCommitment
us-gaap:CommitmentsAndContingencies

us-gaap:ConstructionInProgressGross
us-gaap:LongtermDebtType
us-gaap:DebtInstrumentFaceAmount
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:DeferredCompensationLiabilityCurrentAndNoncurrent
us-gaap:FairValueByMeasurementBasis

us-gaap:DeferredCompensationPlanAssets

us-gaap:DeferredFinanceCostsOwnshareLendingArrangementIssuanceCostsNet

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxesAndOtherTaxLiabilitiesNoncurrent

us-gaap:DeferredRevenue

us-gaap:DeferredTaxAssetsDeferredIncome

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsSelfInsurance

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesLeasingArrangements

us-gaap:DeferredTaxLiabilitiesOther

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPensionPlanCurrentAndNoncurrentLiabilities

us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanBenefitObligation
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedAmortizationOfPriorServiceCostCreditNextFiscalYear
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanFairValueOfPlanAssets
us-gaap:RetirementPlanType
us-gaap:RetirementPlanType
us-gaap:DefinedBenefitPlanFundedStatusOfPlan

us-gaap:DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear
us-gaap:BalanceSheetLocation
us-gaap:DerivativeAssets
us-gaap:BalanceSheetLocation
us-gaap:DerivativeLiabilities

us-gaap:EmployeeRelatedLiabilitiesCurrent

us-gaap:EmployeeRelatedLiabilitiesCurrentAndNoncurrent
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:EquitySecuritiesFvNi
us-gaap:FairValueByMeasurementBasis

us-gaap:FIFOInventoryAmount

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization
us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:ForeignCurrencyContractAssetFairValueDisclosure
us-gaap:FairValueByMeasurementBasis
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:ForeignCurrencyContractsLiabilityFairValueDisclosure
us-gaap:FairValueByMeasurementBasis

us-gaap:IncomeTaxExaminationPenaltiesAndInterestAccrued

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill

us-gaap:InventoryRawMaterials

us-gaap:InventoryValuationReserves

us-gaap:InventoryWorkInProcess
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:InvestmentsFairValueDisclosure
us-gaap:FairValueByMeasurementBasis

us-gaap:LiabilityForClaimsAndClaimsAdjustmentExpensePropertyCasualtyLiability

us-gaap:LineOfCredit
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:LongTermDebtFairValue
us-gaap:FairValueByMeasurementBasis

us-gaap:MaterialsSuppliesAndOther
ste:Typeofotherreceivable
us-gaap:NotesReceivableNet

us-gaap:OtherAccruedLiabilitiesCurrentAndNoncurrent

us-gaap:OtherInvestments
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:RetirementPlanType
us-gaap:RetirementPlanType

us-gaap:OtherLiabilities

us-gaap:OtherLongTermDebt

us-gaap:OtherPostretirementBenefitsPayableCurrentAndNoncurrent

us-gaap:OtherPostretirementBenefitsPayableNoncurrent

us-gaap:OtherPrepaidExpenseCurrent

us-gaap:PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesCurrentAndNoncurrent

us-gaap:PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent
us-gaap:RetirementPlanType
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities

us-gaap:PercentageOfLIFOInventory

us-gaap:PreferredStockParOrStatedValuePerShare

us-gaap:PreferredStockSharesAuthorized

us-gaap:PreferredStockSharesOutstanding

us-gaap:PreferredStockValue

us-gaap:ProductWarrantyAccrual

us-gaap:RestructuringReserve
us-gaap:RestructuringCostAndReserve
us-gaap:DeferredRevenueArrangementType
us-gaap:RevenueRemainingPerformanceObligationPercentage

us-gaap:SelfInsuranceReserveCurrent

us-gaap:SelfInsuranceReserveNoncurrent

us-gaap:SeniorNotes

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber
us-gaap:AwardType
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:StockRepurchaseProgramAuthorizedAmount1

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:RetirementPlanType
us-gaap:TradingSecuritiesDebt
us-gaap:RetirementPlanType
us-gaap:TradingSecuritiesEquity

Tables

  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
us-gaap:CommonStockValue ▁▃▁▇█19821987198119961998NANANA2048NANANA
us-gaap:CommonStockParOrStatedValuePerShare ▁▁▁▁█0.0010.0010.0010.00175.0NANANA0.1NANANA
 us-gaap:SharesIssued us-gaap:StatementEquityComponents us-gaap:CommonStock▄▄▄▄▄▄▄▄▄848484848484848484NANANA
us-gaap:CommonStockSharesIssued ▁▁▁█▁84848450084NANANA84NANANA
us-gaap:CommonStockSharesOutstanding ▄▄▄▄▄8484848484NANANA84NANANA
us-gaap:EarningsPerShareBasic █▇▆▆▇▄▅▅▅▆▁▄1.451.241.121.01.290.570.920.830.871.120.079999999999999960.68
us-gaap:EarningsPerShareDiluted █▇▆▆▇▄▅▅▅▆▁▄1.441.231.110.991.270.560.910.820.861.110.069999999999999950.68
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
us-gaap:Revenues ██▇▇█▇▇▆▇▇▁▆82277473669676869667863871566126607
 us-gaap:Revenues us-gaap:ProductOrService us-gaap:Product█▇▇▆█▇▇▆▇▆▁▆39336333730737432731427835130912273
 us-gaap:Revenues us-gaap:ProductOrService us-gaap:Service██▇▇▇▇▇▇▇▇▁▆42941039938939336836435936435213334
 us-gaap:Revenues us-gaap:ProductOrService,us-gaap:StatementBusinessSegments ste:Capitalequipmentrevenues,ste:HealthcareProductsMember█▅▅▂█▄▃▁182148147115184143133107NANANANA
 us-gaap:Revenues us-gaap:ProductOrService,us-gaap:StatementBusinessSegments ste:Consumablerevenues,ste:HealthcareProductsMember▆█▄▄▃▃▁▁115121108108105107101100NANANANA
 us-gaap:Revenues us-gaap:ProductOrService,us-gaap:StatementBusinessSegments ste:Servicerevenues,ste:HealthcareProductsMember█▆▆▁▇▂▂▁9995948596878684NANANANA
 us-gaap:Revenues us-gaap:StatementBusinessSegments ste:AppliedSterilizationTechnologies█▆▅▆▃▁▁▂163156152154143136135139NANANANA
 us-gaap:Revenues us-gaap:StatementBusinessSegments ste:HealthcareProductsMember█▆▅▂▇▄▃▁397365350309386338321292NANANANA
 us-gaap:Revenues us-gaap:StatementBusinessSegments ste:HealthcareSpecialtyServices█▇▄▄▄▂▂▁148143135135135127124122NANANANA
 us-gaap:Revenues us-gaap:StatementBusinessSegments ste:LifeScienceMember█▇▄▄▆▃▄▁1121089896102939784NANANANA
 us-gaap:Revenues us-gaap:StatementBusinessSegments ste:Operatingsegmentall█▆▅▃▆▃▃▁822774736696768696678638NANANANA
 us-gaap:Revenues us-gaap:StatementGeographical country:US█▆▅▄▆▃▃▁599562538511553494481447NANANANA
 us-gaap:Revenues us-gaap:StatementGeographical ste:Otherforeignlocations█▆▄▁▇▄▄▃205195183170198187183178NANANANA
us-gaap:CostOfRevenue ██▇▇█▇▇▇▇▇▁▆45844241839043340939436942338315352
us-gaap:CostOfGoodsAndServicesSold ██▇▇█▇▇▇▇▇▁▆45844241839043340939436942338315352
 us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService us-gaap:Product█▇▇▆█▇▇▆▇▆▁▆2101951831602011821721461871629143
 us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService us-gaap:Service███▇█▇▇▇█▇▁▇2482472342302322272222232352216208
us-gaap:GrossProfit █▇▇▇▇▆▆▆▇▆▁▆36433131830533428628426929227810255
us-gaap:OperatingExpenses ▆▃▄▄▄█▂▁206188191195193217178174NANANANA
us-gaap:ResearchAndDevelopmentExpense █▄▄▁▁▁▁▄1716161515151516NANANANA
us-gaap:SellingGeneralAndAdministrativeExpense █▄▅▆▄▅▂▁189172175178173176162158NANANANA
us-gaap:OperatingIncomeLoss █▇▆▄▇▁▄▃1571421261101406910694NANANANA
 us-gaap:OperatingIncomeLoss us-gaap:StatementBusinessSegments ste:AppliedSterilizationTechnologies█▅▅▇▂▁▁▂7265656857545356NANANANA
 us-gaap:OperatingIncomeLoss us-gaap:StatementBusinessSegments ste:HealthcareProductsMember█▅▅▃█▄▃▁105898673106827261NANANANA
 us-gaap:OperatingIncomeLoss us-gaap:StatementBusinessSegments ste:LifeScienceMember█▆▃▃▄▃▃▁4137323335333329NANANANA
 us-gaap:OperatingIncomeLoss us-gaap:StatementBusinessSegments ste:Operatingsegmentall█▆▅▃▇▄▂▁179163149136169144127114NANANANA
us-gaap:InterestExpense ▁▁▄▄█▄██99101011101111NANANANA
us-gaap:OtherNonoperatingIncomeExpense ▁▃▃▁█▁▁▁01103000NANANANA
us-gaap:NonoperatingIncomeExpense ▄▆▄▃█▁▁▁-9-8-9-10-7-11-11-11NANANANA
us-gaap:IncomeTaxExpenseBenefit ▆█▆▃▆▁▄▂242922142491712NANANANA
us-gaap:ProfitLoss █▆▅▄▇▁▄▃1231049584108487770NANANANA
us-gaap:ComprehensiveIncomeNetOfTax ▄█▃▅▆▃▅▁361812587115771-60NANANANA
us-gaap:NetIncomeLoss █▇▆▆▇▃▅▅▅▆▁▄12310494841084777697394658
 us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings█▆▅▄▇▁▄▃1231049484108477769NANANANA
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▂▁▆▅▄█▄▆-97000.0-263000.0373000.0187000.0132000.0568000.038000.0287000.0NANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
us-gaap:Assets █▆▃▄▁54255335518552295073NANANA5200NANANA
 us-gaap:Assets us-gaap:StatementBusinessSegments ste:AppliedSterilizationTechnologies2720NANANA2655NANANA2765NANANA
 us-gaap:Assets us-gaap:StatementBusinessSegments ste:HealthcareProductsandLifeSciences1809NANANA1611NANANA1621NANANA
 us-gaap:Assets us-gaap:StatementBusinessSegments ste:HealthcareSpecialtyServices895NANANA805NANANA813NANANA
us-gaap:Liabilities █▄▄▆▁20181939194819841887NANANA1983NANANA
us-gaap:LiabilitiesAndStockholdersEquity █▆▃▄▁54255335518552295073NANANA5200NANANA
us-gaap:StockholdersEquity ██▃▃▁33933382322832363177NANANA3205NANANA
 us-gaap:StockholdersEquity us-gaap:StatementEquityComponents us-gaap:CommonStock▁▂▁▃▃▅▄▆█198219871981199619982018201220272048NANANA
 us-gaap:StockholdersEquity us-gaap:StatementEquityComponents us-gaap:RetainedEarnings█▇▆▅▄▂▂▁▁164715441472139713391253123211811146NANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
us-gaap:AssetsCurrent █▂▁▂▂12081052103110441053NANANA989NANANA
us-gaap:CashAndCashEquivalentsAtCarryingValue █▁▃▃▂▂▂▂▁319199225238220224209218201NANANA
us-gaap:AccountsReceivableNetCurrent █▄▁▁▆586544513509564NANANA528NANANA
us-gaap:InventoryNet ▇█▅▅▁248252236233208NANANA205NANANA
us-gaap:InventoryFinishedGoods ▆█▇▆▁151158153150131NANANA124NANANA
us-gaap:InventoryLIFOReserve ▁███▁1617171716NANANA17NANANA
us-gaap:Land ▆█▃▁▁6566646363NANANA55NANANA
us-gaap:MachineryAndEquipmentGross ██▅▁▁682683669654656NANANA631NANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
us-gaap:PropertyPlantAndEquipmentGross ██▅▃▁21292125206320321987NANANA1851NANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment ▇█▅▃▁10171022997978955NANANA841NANANA
us-gaap:PropertyPlantAndEquipmentNet █▇▄▃▁11111102106610541031NANANA1010NANANA
 us-gaap:PropertyPlantAndEquipmentNet us-gaap:StatementGeographical country:US632NANANA577NANANA530NANANA
 us-gaap:PropertyPlantAndEquipmentNet us-gaap:StatementGeographical ste:OtherForeignEntitiesMember432NANANA413NANANA440NANANA
us-gaap:Goodwill ▄█▁▃▁23562403231923472322NANANA2433NANANA
 us-gaap:Goodwill ste:GoodwillByBusinessSegment ste:AppliedSterilizationTechnologies1380NANANA1402NANANA1492NANANA
 us-gaap:Goodwill ste:GoodwillByBusinessSegment ste:HealthcareProductsMember459NANANA397NANANA404NANANA
 us-gaap:Goodwill ste:GoodwillByBusinessSegment ste:HealthcareSpecialtyServices368NANANA374NANANA388NANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill ▁▆▃██565594576602604NANANA726NANANA
us-gaap:OtherAssetsNoncurrent ▁▃█▃▄5159765960NANANA39NANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
us-gaap:LiabilitiesCurrent █▃▁▁▄503450428432465NANANA398NANANA
us-gaap:AccountsPayableCurrent ▇▃▁▂█149139133135152NANANA135NANANA
us-gaap:AccruedIncomeTaxesCurrent ▄▃▁█▄141262515NANANA0NANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
us-gaap:LongTermDebt ▂▁▆█▅11501136118712101183NANANA1316NANANA
 us-gaap:LongTermDebt us-gaap:LongtermDebtType us-gaap:SeniorNotes878NANANA884NANANA988NANANA
us-gaap:LongTermDebtNoncurrent ▂▁▆█▅11501136118712101183NANANA1316NANANA
 us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanType ste:OtherDefinedBenefitPensionPlans10NANANA16NANANA29NANANA
 us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanType us-gaap:OtherPostretirementBenefitPlansDefinedBenefit9NANANA10NANANA12NANANA
us-gaap:MinorityInterest ▇█▂▂▁1213887NANANA11NANANA
 us-gaap:MinorityInterest us-gaap:StatementEquityComponents us-gaap:NoncontrollingInterest▇█▂▂▁▁▁▆▆1213887771111NANANA
us-gaap:OtherLiabilitiesNoncurrent ▇█▁▃▅9091828587NANANA108NANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
us-gaap:StockholdersEquity ██▃▃▁33933382322832363177NANANA3205NANANA
 us-gaap:StockholdersEquity us-gaap:StatementEquityComponents us-gaap:CommonStock▁▂▁▃▃▅▄▆█198219871981199619982018201220272048NANANA
 us-gaap:StockholdersEquity us-gaap:StatementEquityComponents us-gaap:RetainedEarnings█▇▆▅▄▂▂▁▁164715441472139713391253123211811146NANANA
us-gaap:CommonStockValue ▁▃▁▇█19821987198119961998NANANA2048NANANA
us-gaap:RetainedEarningsAccumulatedDeficit █▆▄▂▁16471544147213971339NANANA1146NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▁▃▁▃▃▃▄▄█-235-148-225-156-159-167-126-12111NANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
us-gaap:NetCashProvidedByUsedInOperatingActivities █▃▅▂▇▃▃▁199131150109178133125100NANANANA
us-gaap:NetCashProvidedByUsedInInvestingActivities ▅▄▁▃▄▄██-59-74-101-84-73-71-33-34NANANANA
us-gaap:NetCashProvidedByUsedInFinancingActivities █▂▅█▁▆▂▆-9-90-55-7-110-43-100-39NANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
us-gaap:NetCashProvidedByUsedInOperatingActivities █▃▅▂▇▃▃▁199131150109178133125100NANANANA
us-gaap:NetIncomeLoss █▇▆▆▇▃▅▅▅▆▁▄12310494841084777697394658
 us-gaap:NetIncomeLoss us-gaap:StatementEquityComponents us-gaap:RetainedEarnings█▆▅▄▇▁▄▃1231049484108477769NANANANA
us-gaap:ProfitLoss █▆▅▄▇▁▄▃1231049584108487770NANANANA
us-gaap:DepreciationDepletionAndAmortization ▂▂▂▁▂█▁▁5049494750824646NANANANA
us-gaap:IncreaseDecreaseInInventories ▄▄▃▇▁▃▃█66124-170-134NANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
us-gaap:NetCashProvidedByUsedInInvestingActivities ▅▄▁▃▄▄██-59-74-101-84-73-71-33-34NANANANA
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▆▅▄▄█▄▂▁6055484976503427NANANANA
us-gaap:PaymentsToAcquireInvestments ▁▁▁▁▁▁▁█00000004NANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
us-gaap:NetCashProvidedByUsedInFinancingActivities █▂▅█▁▆▂▆-9-90-55-7-110-43-100-39NANANANA
us-gaap:PaymentsForRepurchaseOfCommonStock ▃▁▆▄▆▁▆█10222142502233NANANANA
  2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value198219871981199619982048
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0
Percentage of Assets36.537.238.238.239.439.4

Common Stock Par Or Stated Value Per Share

us-gaap:CommonStockParOrStatedValuePerShare



Period End2020-03-312019-12-312019-09-302019-06-302019-05-032019-03-312018-03-31
Value0.0010.0010.0010.0010.00175.00.1
Percentage of CommonStockParOrStatedValuePerShare100.0100.0100.0100.0100.0100.0100.0

Shares Issued

us-gaap:StatementEquityComponents

us-gaap:SharesIssued

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-03-312016-03-31
Value8484848484848484848485
Percentage of SharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value8484845008484
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value848484848484
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0

Common Stock Shares Authorized

Weighted Average Number Of Diluted Shares Outstanding

Weighted Average Number Of Shares Outstanding Basic

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value1.451.241.121.01.290.570.920.830.871.120.079999999999999960.68
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value1.441.231.110.991.270.560.910.820.861.110.069999999999999950.68
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value82277473669676869667863871566126607
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductOrService

us-gaap:Product



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value39336333730737432731427835130912273
Percentage of Revenues47.847.045.844.248.847.146.343.649.046.849.445.0
Percentage of Revenues47.847.045.844.248.847.146.343.649.046.849.445.0
Percentage of Revenues us-gaap:Product100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Service



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value42941039938939336836435936435213334
Percentage of Revenues52.253.054.255.851.252.953.756.451.053.250.655.0
Percentage of Revenues52.253.054.255.851.252.953.756.451.053.250.655.0
Percentage of Revenues us-gaap:Service100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

ste:Capitalequipmentrevenues, ste:HealthcareProductsMember



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value182148147115184143133107
Percentage of Revenues22.119.120.016.524.020.619.616.8
Percentage of Revenues22.119.120.016.524.020.619.616.8
Percentage of Revenues ste:Capitalequipmentrevenues ste:HealthcareProductsMember100.0100.0100.0100.0100.0100.0100.0100.0

ste:Capitalequipmentrevenues, ste:LifeScienceMember



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value2731262630232919
Percentage of Revenues3.44.13.63.84.03.44.43.0
Percentage of Revenues3.44.13.63.84.03.44.43.0
Percentage of Revenues ste:Capitalequipmentrevenues ste:LifeScienceMember100.0100.0100.0100.0100.0100.0100.0100.0

ste:Consumablerevenues, ste:HealthcareProductsMember



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value115121108108105107101100
Percentage of Revenues14.115.714.715.613.715.415.015.7
Percentage of Revenues14.115.714.715.613.715.415.015.7
Percentage of Revenues ste:Consumablerevenues ste:HealthcareProductsMember100.0100.0100.0100.0100.0100.0100.0100.0

ste:Consumablerevenues, ste:LifeScienceMember



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value5246424441413840
Percentage of Revenues6.46.05.86.35.55.95.76.3
Percentage of Revenues6.46.05.86.35.55.95.76.3
Percentage of Revenues ste:Consumablerevenues ste:LifeScienceMember100.0100.0100.0100.0100.0100.0100.0100.0

ste:Servicerevenues, ste:HealthcareProductsMember



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value9995948596878684
Percentage of Revenues12.112.412.912.312.612.612.713.2
Percentage of Revenues12.112.412.912.312.612.612.713.2
Percentage of Revenues ste:Servicerevenues ste:HealthcareProductsMember100.0100.0100.0100.0100.0100.0100.0100.0

ste:Servicerevenues, ste:LifeScienceMember



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value3230292530282825
Percentage of Revenues3.94.04.03.74.04.24.34.0
Percentage of Revenues3.94.04.03.74.04.24.34.0
Percentage of Revenues ste:Servicerevenues ste:LifeScienceMember100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

ste:AppliedSterilizationTechnologies



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value163156152154143136135139
Percentage of Revenues19.920.220.822.118.619.620.021.8
Percentage of Revenues19.920.220.822.118.619.620.021.8
Percentage of Revenues ste:AppliedSterilizationTechnologies100.0100.0100.0100.0100.0100.0100.0100.0

ste:HealthcareProductsMember



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value397365350309386338321292
Percentage of Revenues48.347.247.544.550.348.647.445.7
Percentage of Revenues48.347.247.544.550.348.647.445.7
Percentage of Revenues ste:HealthcareProductsMember100.0100.0100.0100.0100.0100.0100.0100.0

ste:HealthcareSpecialtyServices



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value148143135135135127124122
Percentage of Revenues18.118.618.319.517.618.418.319.1
Percentage of Revenues18.118.618.319.517.618.418.319.1
Percentage of Revenues ste:HealthcareSpecialtyServices100.0100.0100.0100.0100.0100.0100.0100.0

ste:LifeScienceMember



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1121089896102939784
Percentage of Revenues13.714.013.413.913.413.414.313.3
Percentage of Revenues13.714.013.413.913.413.414.313.3
Percentage of Revenues ste:LifeScienceMember100.0100.0100.0100.0100.0100.0100.0100.0

ste:Operatingsegmentall



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value822774736696768696678638
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues ste:Operatingsegmentall100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementGeographical

country:IE



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1716151515141412
Percentage of Revenues2.12.12.12.22.12.02.12.0
Percentage of Revenues2.12.12.12.22.12.02.12.0
Percentage of Revenues country:IE100.0100.0100.0100.0100.0100.0100.0100.0

country:US



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value599562538511553494481447
Percentage of Revenues72.972.773.073.472.171.070.970.1
Percentage of Revenues72.972.773.073.472.171.070.970.1
Percentage of Revenues country:US100.0100.0100.0100.0100.0100.0100.0100.0

ste:Otherforeignlocations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value205195183170198187183178
Percentage of Revenues25.025.324.924.525.927.027.028.0
Percentage of Revenues25.025.324.924.525.927.027.028.0
Percentage of Revenues ste:Otherforeignlocations100.0100.0100.0100.0100.0100.0100.0100.0

Cost Of Revenue

us-gaap:CostOfRevenue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value45844241839043340939436942338315352
Percentage of CostOfRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues55.857.256.856.156.458.858.157.959.258.059.457.9

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value45844241839043340939436942338315352
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues55.857.256.856.156.458.858.157.959.258.059.457.9

us-gaap:ProductOrService

us-gaap:Product



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value2101951831602011821721461871629143
Percentage of CostOfGoodsAndServicesSold45.944.143.941.246.444.543.639.744.342.460.240.7
Percentage of Revenues25.625.224.923.126.226.225.323.026.224.635.823.6
Percentage of Revenues us-gaap:Product53.553.654.452.353.755.654.752.653.552.572.352.4

us-gaap:Service



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value2482472342302322272222232352216208
Percentage of CostOfGoodsAndServicesSold54.155.956.158.853.655.556.460.355.757.639.859.3
Percentage of Revenues30.232.031.833.030.232.632.734.932.933.423.734.4
Percentage of Revenues us-gaap:Service57.860.458.859.159.061.661.062.064.662.746.862.5

Gross Profit

us-gaap:GrossProfit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value36433131830533428628426929227810255
Percentage of GrossProfit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues44.242.843.243.943.641.241.942.140.842.040.642.1

Operating Expenses

us-gaap:OperatingExpenses



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value206188191195193217178174
Percentage of OperatingExpenses100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues25.124.426.028.125.231.226.227.3

Research And Development Expense

us-gaap:ResearchAndDevelopmentExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1716161515151516
Percentage of ResearchAndDevelopmentExpense100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues2.12.12.22.22.12.22.32.5

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value189172175178173176162158
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues23.022.323.925.722.525.323.924.8

Operating Income Loss

us-gaap:OperatingIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1571421261101406910694
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues19.218.417.215.818.310.015.714.8

us-gaap:StatementBusinessSegments

ste:AppliedSterilizationTechnologies



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value7265656857545356
Percentage of OperatingIncomeLoss45.746.051.661.840.878.850.259.5
Percentage of Revenues8.88.58.99.87.57.97.98.8
Percentage of Revenues ste:AppliedSterilizationTechnologies44.041.942.844.140.140.139.440.2

ste:HealthcareProductsMember



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value105898673106827261
Percentage of OperatingIncomeLoss67.163.168.666.975.7119.068.065.4
Percentage of Revenues12.911.611.810.613.911.910.79.7
Percentage of Revenues ste:HealthcareProductsMember26.624.624.823.827.624.522.521.1

ste:HealthcareSpecialtyServices



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1515161619161512
Percentage of OperatingIncomeLoss10.110.812.715.314.123.014.513.7
Percentage of Revenues1.92.02.22.42.62.32.32.0
Percentage of Revenues ste:HealthcareSpecialtyServices10.710.711.912.414.612.512.410.6

ste:LifeScienceMember



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value4137323335333329
Percentage of OperatingIncomeLoss26.026.525.530.025.547.631.231.6
Percentage of Revenues5.04.94.44.74.74.84.94.7
Percentage of Revenues ste:LifeScienceMember36.434.732.834.134.835.534.235.2

ste:Operatingsegmentall



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value179163149136169144127114
Percentage of OperatingIncomeLoss113.8114.6118.2123.7120.6208.0119.8121.4
Percentage of Revenues21.821.120.319.522.120.818.817.9
Percentage of Revenues ste:Operatingsegmentall21.821.120.319.522.120.818.817.9

ste:Operatingsegmentcorpandother



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-55-45-50-55-49-42-46-46
Percentage of OperatingIncomeLoss-35.1-31.8-40.2-50.3-35.4-60.4-44.1-48.8
Percentage of Revenues-6.7-5.8-6.9-8.0-6.5-6.0-6.9-7.2
Percentage of Revenues ste:Operatingsegmentcorpandother0.00.00.00.00.00.00.00.0

Interest Expense

us-gaap:InterestExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value99101011101111
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues1.21.31.41.51.41.61.71.8

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value01103000
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-0.00.20.1-0.00.5-0.10.00.1

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

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

Income Loss From Continuing Operations Before Income Taxes Domestic

Income Loss From Continuing Operations Before Income Taxes Foreign

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-9-8-9-10-7-11-11-11
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-1.2-1.1-1.3-1.5-1.0-1.7-1.7-1.8

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value242922142491712
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues3.03.83.02.13.21.32.62.0

Income Taxes Paid Net

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1231049584108487770
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues15.013.512.912.214.27.011.411.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value361812587115771-60
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues4.523.53.512.615.11.110.6-9.5

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value12310494841084777697394658
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues15.013.612.912.114.26.911.411.010.314.324.49.6

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1231049484108477769
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues15.013.612.912.114.26.911.411.0
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.0

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-97000.0-263000.0373000.0187000.0132000.0568000.038000.0287000.0
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-0.0-0.00.10.00.00.10.00.0

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-97000.0-263000.0373000.0187000.0132000.0568000.038000.0287000.0
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-0.0-0.00.10.00.00.10.00.0
Percentage of Revenues us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.0

Assets

us-gaap:Assets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value542553355185522950735200
Percentage of Assets100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0

us-gaap:StatementBusinessSegments

ste:AppliedSterilizationTechnologies



Period End2020-03-312019-03-312018-03-31
Value272026552765
Percentage of Assets50.152.453.2
Percentage of Assets50.152.453.2
Percentage of Assets ste:AppliedSterilizationTechnologies100.0100.0100.0

ste:HealthcareProductsandLifeSciences



Period End2020-03-312019-03-312018-03-31
Value180916111621
Percentage of Assets33.431.831.2
Percentage of Assets33.431.831.2
Percentage of Assets ste:HealthcareProductsandLifeSciences100.0100.0100.0

ste:HealthcareSpecialtyServices



Period End2020-03-312019-03-312018-03-31
Value895805813
Percentage of Assets16.515.915.7
Percentage of Assets16.515.915.7
Percentage of Assets ste:HealthcareSpecialtyServices100.0100.0100.0

Liabilities

us-gaap:Liabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value201819391948198418871983
Percentage of Liabilities100.0100.0100.0100.0100.0100.0
Percentage of Assets37.236.437.638.037.238.1

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value542553355185522950735200
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value339333823228323631773205
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0
Percentage of Assets62.663.462.361.962.661.6

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-03-31
Value-235-148-225-156-159-167-126-12111-240
Percentage of StockholdersEquity-6.9-4.4-7.0-4.8-5.00.00.00.00.40.0
Percentage of Assets-4.3-2.8-4.4-3.0-3.10.00.00.00.20.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-03-31
Value1982198719811996199820182012202720482085
Percentage of StockholdersEquity58.458.761.461.762.90.00.00.063.90.0
Percentage of Assets36.537.238.238.239.40.00.00.039.40.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-03-31
Value164715441472139713391253123211811146954
Percentage of StockholdersEquity48.545.745.643.242.10.00.00.035.80.0
Percentage of Assets30.428.928.426.726.40.00.00.022.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.0

Assets Current

us-gaap:AssetsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value12081052103110441053989
Percentage of AssetsCurrent100.0100.0100.0100.0100.0100.0
Percentage of Assets22.319.719.920.020.819.0

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-03-312016-03-31
Value319199225238220224209218201282248
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.93.74.34.64.30.00.00.03.90.00.0

Accounts Receivable Net Current

us-gaap:AccountsReceivableNetCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value586544513509564528
Percentage of AccountsReceivableNetCurrent100.0100.0100.0100.0100.0100.0
Percentage of Assets10.810.29.99.711.110.2

Inventory Net

us-gaap:InventoryNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value248252236233208205
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0
Percentage of Assets4.64.74.64.54.14.0

Inventory Finished Goods

us-gaap:InventoryFinishedGoods



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value151158153150131124
Percentage of InventoryFinishedGoods100.0100.0100.0100.0100.0100.0
Percentage of Assets2.83.03.02.92.62.4

Inventory L I F O Reserve

us-gaap:InventoryLIFOReserve



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value161717171617
Percentage of InventoryLIFOReserve100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.30.30.30.30.3

Land

us-gaap:Land



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value656664636355
Percentage of Land100.0100.0100.0100.0100.0100.0
Percentage of Assets1.21.31.21.21.31.1

Machinery And Equipment Gross

us-gaap:MachineryAndEquipmentGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value682683669654656631
Percentage of MachineryAndEquipmentGross100.0100.0100.0100.0100.0100.0
Percentage of Assets12.612.812.912.512.912.1

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value212921252063203219871851
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0
Percentage of Assets39.239.839.838.939.235.6

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value10171022997978955841
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0
Percentage of Assets18.819.219.218.718.816.2

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value111111021066105410311010
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0
Percentage of Assets20.520.720.620.220.319.4

us-gaap:StatementGeographical

country:IE



Period End2020-03-312019-03-312018-03-31
Value474138
Percentage of PropertyPlantAndEquipmentNet4.34.03.9
Percentage of Assets0.90.80.7
Percentage of Assets country:IE0.00.00.0

country:US



Period End2020-03-312019-03-312018-03-31
Value632577530
Percentage of PropertyPlantAndEquipmentNet56.955.952.5
Percentage of Assets11.711.410.2
Percentage of Assets country:US0.00.00.0

ste:OtherForeignEntitiesMember



Period End2020-03-312019-03-312018-03-31
Value432413440
Percentage of PropertyPlantAndEquipmentNet38.940.143.6
Percentage of Assets8.08.18.5
Percentage of Assets ste:OtherForeignEntitiesMember0.00.00.0

Goodwill

us-gaap:Goodwill



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-312017-03-31
Value2356240323192347232224332231
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets43.445.044.744.945.846.80.0

ste:GoodwillByBusinessSegment

ste:AppliedSterilizationTechnologies



Period End2020-03-312019-03-312018-03-312017-03-31
Value1380140214921331
Percentage of Goodwill58.660.461.359.7
Percentage of Assets25.427.728.70.0
Percentage of Assets ste:AppliedSterilizationTechnologies0.00.00.00.0

ste:HealthcareProductsMember



Period End2020-03-312019-03-312018-03-312017-03-31
Value459397404377
Percentage of Goodwill19.517.116.616.9
Percentage of Assets8.57.87.80.0
Percentage of Assets ste:HealthcareProductsMember0.00.00.00.0

ste:HealthcareSpecialtyServices



Period End2020-03-312019-03-312018-03-312017-03-31
Value368374388375
Percentage of Goodwill15.616.115.916.8
Percentage of Assets6.87.47.50.0
Percentage of Assets ste:HealthcareSpecialtyServices0.00.00.00.0

ste:LifeScienceMember



Period End2020-03-312019-03-312018-03-312017-03-31
Value148147148146
Percentage of Goodwill6.36.46.16.6
Percentage of Assets2.72.92.90.0
Percentage of Assets ste:LifeScienceMember0.00.00.00.0

us-gaap:BusinessAcquisition

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-03-312018-03-31
Value74632
Percentage of Goodwill3.20.31.3
Percentage of Assets1.40.10.6
Percentage of Assets us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions0.00.00.0

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value565594576602604726
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0
Percentage of Assets10.411.111.111.511.914.0

Deferred Tax Assets Liabilities Net

Other Assets Noncurrent

us-gaap:OtherAssetsNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value515976596039
Percentage of OtherAssetsNoncurrent100.0100.0100.0100.0100.0100.0
Percentage of Assets1.01.11.51.11.20.8

Liabilities Current

us-gaap:LiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value503450428432465398
Percentage of LiabilitiesCurrent100.0100.0100.0100.0100.0100.0
Percentage of Assets9.38.48.38.39.27.7

Accounts Payable Current

us-gaap:AccountsPayableCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value149139133135152135
Percentage of AccountsPayableCurrent100.0100.0100.0100.0100.0100.0
Percentage of Assets2.82.62.62.63.02.6

Accrued Income Taxes Current

us-gaap:AccruedIncomeTaxesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value1412625150
Percentage of AccruedIncomeTaxesCurrent100.0100.0100.0100.0100.0100.0
Percentage of Assets0.30.20.10.50.30.0

Long Term Debt

us-gaap:LongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value115011361187121011831316
Percentage of LongTermDebt100.0100.0100.0100.0100.0100.0
Percentage of Assets21.221.322.923.123.325.3

us-gaap:LongtermDebtType

us-gaap:SeniorNotes



Period End2020-03-312019-03-312018-03-31
Value878884988
Percentage of LongTermDebt76.374.875.1
Percentage of Assets16.217.419.0
Percentage of Assets us-gaap:SeniorNotes0.00.00.0

Long Term Debt Noncurrent

us-gaap:LongTermDebtNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value115011361187121011831316
Percentage of LongTermDebtNoncurrent100.0100.0100.0100.0100.0100.0
Percentage of Assets21.221.322.923.123.325.3

Deferred Tax Liabilities Noncurrent

Pension And Other Postretirement Defined Benefit Plans Liabilities Noncurrent

us-gaap:RetirementPlanType

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-312018-03-31
Value101629
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent100.0100.0100.0
Percentage of Assets0.20.30.6
Percentage of Assets ste:OtherDefinedBenefitPensionPlans0.00.00.0

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-312019-03-312018-03-31
Value91012
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent89.967.541.5
Percentage of Assets0.20.20.2
Percentage of Assets us-gaap:OtherPostretirementBenefitPlansDefinedBenefit0.00.00.0

Minority Interest

us-gaap:MinorityInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value121388711
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.30.20.20.20.2

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-03-31
Value121388777111111
Percentage of MinorityInterest100.0100.0100.0100.0100.00.00.00.0100.00.0
Percentage of Assets0.20.30.20.20.20.00.00.00.20.0
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.0

Other Liabilities Noncurrent

us-gaap:OtherLiabilitiesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value9091828587108
Percentage of OtherLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0
Percentage of Assets1.71.71.61.61.72.1

Stockholders Equity

us-gaap:StockholdersEquity



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value339333823228323631773205
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0
Percentage of Assets62.663.462.361.962.661.6

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-03-31
Value-235-148-225-156-159-167-126-12111-240
Percentage of StockholdersEquity-6.9-4.4-7.0-4.8-5.00.00.00.00.40.0
Percentage of Assets-4.3-2.8-4.4-3.0-3.10.00.00.00.20.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-03-31
Value1982198719811996199820182012202720482085
Percentage of StockholdersEquity58.458.761.461.762.90.00.00.063.90.0
Percentage of Assets36.537.238.238.239.40.00.00.039.40.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-03-31
Value164715441472139713391253123211811146954
Percentage of StockholdersEquity48.545.745.643.242.10.00.00.035.80.0
Percentage of Assets30.428.928.426.726.40.00.00.022.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value198219871981199619982048
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0
Percentage of Assets36.537.238.238.239.439.4

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value164715441472139713391146
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0
Percentage of Assets30.428.928.426.726.422.0

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-03-312016-03-31
Value-235-148-225-156-159-167-126-12111-240-68
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-4.3-2.8-4.4-3.0-3.10.00.00.00.20.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value199131150109178133125100
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues24.217.020.415.723.319.218.515.8

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-59-74-101-84-73-71-33-34
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-7.3-9.6-13.7-12.1-9.6-10.3-4.9-5.5

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-9-90-55-7-110-43-100-39
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-1.1-11.7-7.6-1.1-14.4-6.3-14.8-6.1

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value199131150109178133125100
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues24.217.020.415.723.319.218.515.8

Net Income Loss

us-gaap:NetIncomeLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value12310494841084777697394658
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues15.013.612.912.114.26.911.411.010.314.324.49.6

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1231049484108477769
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues15.013.612.912.114.26.911.411.0
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1231049584108487770
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues15.013.512.912.214.27.011.411.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value5049494750824646
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value66124-170-134
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-59-74-101-84-73-71-33-34
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-7.3-9.6-13.7-12.1-9.6-10.3-4.9-5.5

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value6055484976503427
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0

Payments To Acquire Investments

us-gaap:PaymentsToAcquireInvestments



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value00000004
Percentage of PaymentsToAcquireInvestments0.00.00.00.00.00.00.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-9-90-55-7-110-43-100-39
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-1.1-11.7-7.6-1.1-14.4-6.3-14.8-6.1

Repayments Of Long Term Debt

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value10222142502233
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0100.0100.0100.0100.0100.0100.0

Repayments Of Long Term Debt

Debt Instrument Interest Rate Stated Percentage

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-0.0060000000000000050.2190.1890.1470.0049999999999999770.1620.1860.154
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value122222
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber100.0100.0100.0100.0100.0100.0

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

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value91.2988.9488.8486.2872.8258.56
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice100.0100.0100.0100.0100.0100.0

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

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod

us-gaap:RestrictedStock



Period End2020-03-312019-12-312019-09-302019-06-30
Value775.08305.09361.0138460.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod100.0100.0100.0100.0

Share Based Compensation

us-gaap:ShareBasedCompensation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value45755575
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities



Period End2020-03-312019-03-312018-03-31
Value152191204
Percentage of DeferredTaxLiabilities100.0100.0100.0

Deferred Tax Assets Net

us-gaap:DeferredTaxAssetsNet



Period End2020-03-312019-03-312018-03-31
Value775150
Percentage of DeferredTaxAssetsNet100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits



Period End2020-03-312019-03-312018-03-312017-03-31
Value0221
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance



Period End2020-03-312019-03-312018-03-312017-03-312016-03-31
Value1313131616
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0

Unrecognized Tax Benefits Increases Resulting From Current Period Tax Positions

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value1311231151220
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.00.0

us-gaap:BusinessAcquisition

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-03-312018-03-31
Value400
Percentage of OperatingLeaseRightOfUseAsset3.40.00.0

Cash And Cash Equivalents Period Increase Decrease

ste:Amortizationandimpairmentofacquiredintangibleassets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1817181617331618
Percentage of Amortizationandimpairmentofacquiredintangibleassets100.0100.0100.0100.0100.0100.0100.0100.0

ste:Amortizationofinventoryandpropertystepuptofairvalue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value609000.0602000.0446000.0735000.0600000.0615000.0615000.0611000.0
Percentage of Amortizationofinventoryandpropertystepuptofairvalue100.0100.0100.0100.0100.0100.0100.0100.0

ste:Contributionsfromnoncontrollinginterests



Period End2020-03-312019-12-31
Value06
Percentage of Contributionsfromnoncontrollinginterests0.0100.0

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-31
Value06
Percentage of Contributionsfromnoncontrollinginterests0.0100.0

ste:GrossProfitPercentage



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0.4420.4280.4320.4390.4360.4120.4190.4210.4080.42-0.00100000000000000090.421
Percentage of GrossProfitPercentage100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ste:Redomiciliationcosts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value00113400
Percentage of Redomiciliationcosts100.0100.0100.0100.0100.0100.0100.0100.0

ste:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsForfeitureRate



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.00.00.00.02770.00.00.00.0237
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsForfeitureRate0.00.00.0100.00.00.00.0100.0

us-gaap:ContingentConsiderationByType

us-gaap:BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1

ste:Additions



Period End2020-03-312019-12-312019-09-302019-06-30
Value0900
Percentage of BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability1100.0100.0100.0100.0

us-gaap:ForeignCurrencyGainLoss



Period End2020-03-312019-12-312019-09-302019-06-30
Value29000.053000.053000.0-4000.0
Percentage of BusinessCombinationContingentConsiderationArrangementsChangeInAmountOfContingentConsiderationLiability14.20.6-441.7-8.9

us-gaap:CommonStockDividendsPerShareCashPaid



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.36999999999999990.370.370.340.34000000000000010.340.340.31
Percentage of CommonStockDividendsPerShareCashPaid100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockDividendsPerShareDeclared



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.36999999999999990.370.370.340.34000000000000010.340.340.31
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredIncomeTaxExpenseBenefit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value10000-8020
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredRevenueRevenueRecognized1



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1333945712
Percentage of DeferredRevenueRevenueRecognized1100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStockCash



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value3131312828282826
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:RetainedEarnings



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value3131312828282826
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectOfExchangeRateOnCashAndCashEquivalents



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-97-601-30-9
Percentage of EffectOfExchangeRateOnCashAndCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EquitySecuritiesFvNiGainLoss



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-100-11-2-1-1
Percentage of EquitySecuritiesFvNiGainLoss100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnSaleOfBusiness



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value000-20-100
Percentage of GainLossOnSaleOfBusiness100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperations

ste:ChinaHCS



Period End2020-03-312019-12-312019-09-302019-06-30
Value-4002
Percentage of GainLossOnSaleOfBusiness-604.146.170.0-94.6

us-gaap:GainLossOnSaleOfPropertyPlantEquipment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0000-1000
Percentage of GainLossOnSaleOfPropertyPlantEquipment100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsPayable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value150-1-171612-5-1
Percentage of IncreaseDecreaseInAccountsPayable100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsReceivable



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value47243-57571910-39
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedLiabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value4550-43578-5-1
Percentage of IncreaseDecreaseInAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value00-52110-72
Percentage of IncreaseDecreaseInPrepaidDeferredExpenseAndOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInRestructuringReserve



Period End2020-03-312019-12-312019-09-302019-06-30
Value-13211
Percentage of IncreaseDecreaseInRestructuringReserve100.0100.0100.0100.0

us-gaap:RestructuringCostAndReserve

us-gaap:ContractTermination



Period End2020-03-312019-12-312019-09-302019-06-30
Value0-100
Percentage of IncreaseDecreaseInRestructuringReserve2.1-42.3-34.2-15.5

us-gaap:EmployeeSeverance



Period End2020-03-312019-12-312019-09-302019-06-30
Value0-1-1-1
Percentage of IncreaseDecreaseInRestructuringReserve2.9-57.7-65.8-84.5

us-gaap:MinorityInterestChangeInRedemptionValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value000000-40
Percentage of MinorityInterestChangeInRedemptionValue100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value000000-40
Percentage of MinorityInterestChangeInRedemptionValue100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders



Period End2020-03-312019-12-312019-03-312018-12-31
Value405000.0840000.00.0255000.0
Percentage of MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders100.0100.00.0100.0

us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest



Period End2020-03-312019-12-312019-03-312018-12-31
Value405000.0840000.00.0255000.0
Percentage of MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders100.0100.00.0100.0

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-10003000
Percentage of OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-8577-6833-39-5-130
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-8676-6827-40-5-130
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value4000-1000
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent-4.8-0.70.7-17.2-17.91.07.30.3

us-gaap:AccumulatedOtherComprehensiveIncome



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-8676-6827-40-5-130
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value6077-683347-39-5-130
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent-70.1100.799.3117.24795.599.092.799.7

us-gaap:OtherNoncashIncomeExpense



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-23008-6-421
Percentage of OtherNoncashIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsForProceedsFromOtherInvestingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value00000714
Percentage of PaymentsForProceedsFromOtherInvestingActivities0.00.00.00.0100.0100.0100.0100.0

us-gaap:PaymentsOfDividendsCommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value3131312828282826
Percentage of PaymentsOfDividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsOfFinancingCosts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value00010000
Percentage of PaymentsOfFinancingCosts100.00.00.0100.0100.00.00.0100.0

us-gaap:PaymentsOfMergerRelatedCostsFinancingActivities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value174000.00.00.0452000.050000.0592000.00.0685000.0
Percentage of PaymentsOfMergerRelatedCostsFinancingActivities100.00.00.0100.0100.0100.00.0100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value02070007
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value219523401300
Percentage of PaymentsToAcquireBusinessesNetOfCashAcquired100.0100.0100.0100.00.0100.00.00.0

us-gaap:PaymentsToMinorityShareholders



Period End2020-03-312019-03-31
Value405000.00.0
Percentage of PaymentsToMinorityShareholders100.00.0

us-gaap:ProceedsFromRepaymentsOfLinesOfCredit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value21-61-1427-62-163318
Percentage of ProceedsFromRepaymentsOfLinesOfCredit100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value30000022
Percentage of ProceedsFromSaleOfPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromStockOptionsExercised



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value1101295213
Percentage of ProceedsFromStockOptionsExercised100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value60003000
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value-20000000
Percentage of ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax-32.6100.0100.0100.010.0100.0100.0100.0

us-gaap:RestructuringCharges



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value0002426000000
Percentage of RestructuringCharges100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0

us-gaap:IncomeStatementLocation

us-gaap:OperatingExpense



Period End2020-03-312019-12-312019-09-302019-06-30
Value0001
Percentage of RestructuringCharges-3.2-116.4-43.160.2

us-gaap:RestructuringCosts



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value000142600
Percentage of RestructuringCosts100.0100.0100.0100.0100.0100.00.00.0

us-gaap:RestructuringCostAndReserve

ste:ProductRationalization



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value000009
Percentage of RestructuringCosts-3183.3-185.9-332.166.112.934.8

us-gaap:ContractTermination



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value000003
Percentage of RestructuringCosts-2350.0-55.444.521.520.414.7

us-gaap:EmployeeSeverance



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value001122
Percentage of RestructuringCosts2450.0155.4-369.378.560.110.5

us-gaap:RestructuringReserveAccrualAdjustment1



Period End2020-03-312019-12-312019-09-302019-06-30
Value0011
Percentage of RestructuringReserveAccrualAdjustment1100.0100.0100.0100.0

us-gaap:RestructuringCostAndReserve

us-gaap:ContractTermination



Period End2020-03-312019-12-312019-09-302019-06-30
Value-141000.0248000.0174000.02000.0
Percentage of RestructuringReserveAccrualAdjustment1-2350.0-55.414.70.2

us-gaap:EmployeeSeverance



Period End2020-03-312019-12-312019-09-302019-06-30
Value0011
Percentage of RestructuringReserveAccrualAdjustment12450.0155.485.399.8

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod

us-gaap:RestrictedStock



Period End2020-03-312019-12-312019-09-302019-06-30
Value15218.09252.02651.08717.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod100.0100.0100.0100.0

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod

us-gaap:RestrictedStock



Period End2020-03-312019-12-312019-09-302019-06-30
Value6961.039783.013210.0161652.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.00.0-9.99999999999994e-050.01230.00.0-0.000100000000000001130.0148
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate0.00.0100.0100.00.00.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.00.0-0.000100000000000002860.02270.09.99999999999994e-059.99999999999994e-050.0262
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate0.00.0100.0100.00.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.00.00.00.20270.0-9.999999999998899e-050.00089999999999998410.1983
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate0.00.00.0100.00.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value201171811624
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.00.00.329999999999998323.190.00.070000000000000280.519999999999999617.53
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue0.00.0100.0100.00.0100.0100.0100.0

us-gaap:SharesPaidForTaxWithholdingForShareBasedCompensation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value22760.026210.07169.066745.01911.09798.010917.089730.0
Percentage of SharesPaidForTaxWithholdingForShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesShareBasedCompensation

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value225000.019000.0195000.0364000.0154000.084000.042000.0253000.0
Percentage of StockIssuedDuringPeriodSharesShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueShareBasedCompensation



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value166201511898
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:CommonStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value166201511898
Percentage of StockIssuedDuringPeriodValueShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockRepurchasedAndRetiredDuringPeriodValue



Period End2020-03-312019-12-312019-03-312018-12-31
Value210340
Percentage of StockRepurchasedAndRetiredDuringPeriodValue100.00.0100.00.0

us-gaap:StockRepurchasedDuringPeriodShares



Period End2020-03-312019-12-312019-03-312018-12-31
Value68200.00.0205393.00.0
Percentage of StockRepurchasedDuringPeriodShares100.00.0100.00.0

ste:AccruedDealerandDistributorCommissions



Period End2020-03-312019-03-312018-03-31
Value151516
Percentage of AccruedDealerandDistributorCommissions100.0100.0100.0

us-gaap:BusinessAcquisition

ste:Approximatepurchasepriceofentity

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-12-312019-03-312018-12-312018-03-31
Value120117131352
Percentage of Approximatepurchasepriceofentity100.0100.0100.0100.0100.0

ste:ComputerSoftwareandHardwaregross



Period End2020-03-312019-03-31
Value181169
Percentage of ComputerSoftwareandHardwaregross100.0100.0

ste:DeferredTaxAssetsOperatingleases



Period End2020-03-312019-03-31
Value280
Percentage of DeferredTaxAssetsOperatingleases100.00.0

ste:DefinedContributionPlanDividendsPaid



Period End2020-03-312019-03-312018-03-312017-03-31
Value855000.0826000.0781000.0734000.0
Percentage of DefinedContributionPlanDividendsPaid100.0100.0100.0100.0

us-gaap:RetirementPlanType

ste:Definedbenefitplansaggregateprojectedbenefitobligation

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-312018-03-31
Value123133148
Percentage of Definedbenefitplansaggregateprojectedbenefitobligation100.0100.0100.0

us-gaap:AwardType

ste:Fairvalueofoutstandingstockappreciationrights

us-gaap:StockAppreciationRightsSARS



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-03-31
Value0000000111
Percentage of Fairvalueofoutstandingstockappreciationrights100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

ste:HealthcarePrescriptionDrug



Period End2020-03-312019-03-312018-03-312017-03-31
Value0.06750.0680.070.07
Percentage of HealthcarePrescriptionDrug100.0100.0100.0100.0

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:RetirementPlanType

ste:InsuranceContract

us-gaap:FairValueInputsLevel3, ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-312018-03-31
Value455
Percentage of InsuranceContract100.0100.0100.0

us-gaap:RetirementPlanType

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-312018-03-31
Value455
Percentage of InsuranceContract100.0100.0100.0

ste:Serviceliabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value474443414243
Percentage of Serviceliabilities100.0100.0100.0100.0100.0100.0

us-gaap:AccruedBonusesCurrentAndNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value534030144031
Percentage of AccruedBonusesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0

us-gaap:AccruedIncomeTaxesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value111313131318
Percentage of AccruedIncomeTaxesNoncurrent100.0100.0100.0100.0100.0100.0

us-gaap:AccruedLiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value192177172182187168
Percentage of AccruedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0

us-gaap:AccruedLiabilitiesCurrentAndNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value192177172182187168
Percentage of AccruedLiabilitiesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0

us-gaap:AccruedLiabilitiesForCommissionsExpenseAndTaxes



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value191512101717
Percentage of AccruedLiabilitiesForCommissionsExpenseAndTaxes100.0100.0100.0100.0100.0100.0

us-gaap:AccruedVacationCurrentAndNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value9119101011
Percentage of AccruedVacationCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax

us-gaap:AccumulatedNetUnrealizedInvestmentGainLoss



Period End2020-03-312019-03-312018-12-312018-09-302018-06-302018-03-312017-03-312016-03-31
Value00000100
Percentage of AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax0.00.00.00.00.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax

us-gaap:AccumulatedDefinedBenefitPlansAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-03-312016-03-31
Value-6-5-5-4-4-7-7-7-6-25
Percentage of AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax

us-gaap:AccumulatedTranslationAdjustment



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-03-312016-03-31
Value-228-143-220-152-155-159-119-11316-238-72
Percentage of AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-312017-03-312016-03-31
Value121011109121011
Percentage of AllowanceForDoubtfulAccountsReceivableCurrent100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligation



Period End2020-03-312019-03-312018-03-312017-03-31
Value1212119
Percentage of AssetRetirementObligation100.0100.0100.0100.0

us-gaap:AssetRetirementObligationCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value222221
Percentage of AssetRetirementObligationCurrent100.0100.0100.0100.0100.0100.0

us-gaap:AssetRetirementObligationsNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value9109999
Percentage of AssetRetirementObligationsNoncurrent100.0100.0100.0100.0100.0100.0

us-gaap:BuildingsAndImprovementsGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value531510496483480467
Percentage of BuildingsAndImprovementsGross100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationContingentConsiderationAssetNoncurrent



Period End2020-03-312019-03-31
Value155
Percentage of BusinessCombinationContingentConsiderationAssetNoncurrent100.0100.0

us-gaap:BusinessCombinationContingentConsiderationLiability



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-312017-03-31
Value151565584
Percentage of BusinessCombinationContingentConsiderationLiability100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessAcquisition

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-12-312018-03-31
Value995
Percentage of BusinessCombinationContingentConsiderationLiability61.560.262.2

us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:FairValueInputsLevel3



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value15156558
Percentage of BusinessCombinationContingentConsiderationLiability100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value15156558
Percentage of BusinessCombinationContingentConsiderationLiability100.0100.0100.0100.0100.0100.0

us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-03-312018-03-31
Value1541357
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAssets100.0100.0100.0

us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-03-312018-03-31
Value800
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents100.00.0100.0

us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-03-312018-03-31
Value100
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther100.0100.0100.0

us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-03-312018-03-31
Value1001
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables100.0100.0100.0

us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-03-312018-03-31
Value2002
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilities100.0100.0100.0

us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-03-312018-03-31
Value36417
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill100.0100.0100.0

us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-03-312018-03-31
Value802
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory100.0100.0100.0

us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-03-312018-03-31
Value2404
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLiabilities100.0100.0100.0

us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-03-312018-03-31
Value1291352
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet100.0100.0100.0

us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilities

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-03-312018-03-31
Value402
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilities100.0100.0100.0

us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment

us-gaap:SeriesOfIndividuallyImmaterialBusinessAcquisitions



Period End2020-03-312019-03-312018-03-31
Value923
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment100.0100.0100.0

us-gaap:CapitalLeaseObligationsCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value191918200
Percentage of CapitalLeaseObligationsCurrent100.0100.0100.0100.00.0

us-gaap:CapitalLeaseObligationsNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value114104971020
Percentage of CapitalLeaseObligationsNoncurrent100.0100.0100.0100.00.0

us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:CashAndCashEquivalentsFairValueDisclosure

us-gaap:FairValueInputsLevel1



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value319199225238220201
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:RetirementPlanType

us-gaap:FairValueInputsLevel1, ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-312018-03-31
Value302000.0450000.067000.0
Percentage of CashAndCashEquivalentsFairValueDisclosure0.10.20.0

us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value319199225238220201
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-312018-03-31
Value302000.0450000.067000.0
Percentage of CashAndCashEquivalentsFairValueDisclosure0.10.20.0

us-gaap:PurchaseCommitmentExcludingLongtermCommitment

us-gaap:CommitmentsAndContingencies

ste:CommercialCommitments



Period End2020-03-312019-03-312018-03-31
Value807366
Percentage of CommitmentsAndContingencies100.0100.0100.0

ste:LongtermConstructionContractsMember



Period End2020-03-312019-03-31
Value9182
Percentage of CommitmentsAndContingencies113.5111.2

us-gaap:ConstructionInProgressGross



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value15918015015713387
Percentage of ConstructionInProgressGross100.0100.0100.0100.0100.0100.0

us-gaap:LongtermDebtType

us-gaap:DebtInstrumentFaceAmount

ste:STE1.86due2027SeniorNotes



Period End2020-03-312019-03-312018-03-31
Value606073
Percentage of DebtInstrumentFaceAmount100.0100.0100.0

ste:STE2.04due2029SeniorNotes



Period End2020-03-312019-03-312018-03-31
Value202024
Percentage of DebtInstrumentFaceAmount33.333.333.3

ste:STE2.30due2032SeniorNotes



Period End2020-03-312019-03-312018-03-31
Value191923
Percentage of DebtInstrumentFaceAmount31.731.731.7

ste:STE3.04due2029SeniorNotes



Period End2020-03-312019-03-312018-03-31
Value454563
Percentage of DebtInstrumentFaceAmount75.075.085.4

ste:STE3.17due2032SeniorNotes



Period End2020-03-312019-03-312018-03-31
Value303042
Percentage of DebtInstrumentFaceAmount50.050.057.0

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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value111111
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Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value111111
Percentage of DeferredCompensationLiabilityCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0

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Period End2020-03-312019-03-312018-03-31
Value111
Percentage of DeferredCompensationPlanAssets100.0100.0100.0

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Period End2020-03-312019-03-312018-03-31
Value333
Percentage of DeferredFinanceCostsOwnshareLendingArrangementIssuanceCostsNet100.0100.0100.0

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Period End2020-03-312019-03-31
Value229191
Percentage of DeferredIncomeTaxLiabilities100.0100.0

us-gaap:DeferredIncomeTaxesAndOtherTaxLiabilitiesNoncurrent



Period End2020-03-312019-03-31
Value160151
Percentage of DeferredIncomeTaxesAndOtherTaxLiabilitiesNoncurrent100.0100.0

us-gaap:DeferredRevenue



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value534544525531
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Period End2020-03-312019-03-312018-03-31
Value1174
Percentage of DeferredTaxAssetsDeferredIncome100.0100.0100.0

us-gaap:DeferredTaxAssetsGross



Period End2020-03-312019-03-31
Value9164
Percentage of DeferredTaxAssetsGross100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards



Period End2020-03-312019-03-312018-03-31
Value161926
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0

us-gaap:DeferredTaxAssetsOther



Period End2020-03-312019-03-312018-03-31
Value671
Percentage of DeferredTaxAssetsOther100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits



Period End2020-03-312019-03-312018-03-31
Value121412
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions



Period End2020-03-312019-03-312018-03-31
Value235
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPensions100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits



Period End2020-03-312019-03-312018-03-31
Value233
Percentage of DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsPostretirementBenefits100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities



Period End2020-03-312019-03-312018-03-31
Value545
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts



Period End2020-03-312019-03-312018-03-31
Value111
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAllowanceForDoubtfulAccounts100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsSelfInsurance



Period End2020-03-312019-03-312018-03-31
Value333
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsSelfInsurance100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets



Period End2020-03-312019-03-312018-03-31
Value129128140
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesLeasingArrangements



Period End2020-03-312019-03-31
Value290
Percentage of DeferredTaxLiabilitiesLeasingArrangements100.00.0

us-gaap:DeferredTaxLiabilitiesOther



Period End2020-03-312019-03-31
Value22
Percentage of DeferredTaxLiabilitiesOther100.0100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment



Period End2020-03-312019-03-312018-03-31
Value686161
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPensionPlanCurrentAndNoncurrentLiabilities

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-312018-03-31
Value101629
Percentage of DefinedBenefitPensionPlanCurrentAndNoncurrentLiabilities100.0100.0100.0

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-312019-03-312018-03-31
Value111214
Percentage of DefinedBenefitPensionPlanCurrentAndNoncurrentLiabilities103.577.647.9

us-gaap:DefinedBenefitPensionPlanLiabilitiesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value101515161629
Percentage of DefinedBenefitPensionPlanLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-312018-03-31
Value120130148
Percentage of DefinedBenefitPlanAccumulatedBenefitObligation100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate

ste:Allershausen



Period End2020-03-312019-03-312018-03-31
Value0.0050.0160.016
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate100.0100.0100.0

ste:Daniken



Period End2020-03-312019-03-312018-03-31
Value0.0020.00850.0095
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate40.053.159.4

ste:HarwellDosimeters



Period End2020-03-312019-03-312018-03-31
Value0.02450.02350.0255
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate490.0146.9159.4

ste:Isotron



Period End2020-03-312019-03-312018-03-31
Value0.0160.0120.016
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate320.075.0100.0

ste:SynergyHealthPLCPlan



Period End2020-03-312019-03-312018-03-31
Value0.0240.0250.025
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate480.0156.2156.2

us-gaap:OtherPensionPlansDefinedBenefit



Period End2020-03-312019-03-312018-03-31
Value0.030.0350.035
Percentage of DefinedBenefitPlanAssumptionsUsedCalculatingBenefitObligationDiscountRate600.0218.8218.8

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanBenefitObligation

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-312018-03-312017-03-31
Value123133148128
Percentage of DefinedBenefitPlanBenefitObligation100.0100.0100.0100.0

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-312019-03-312018-03-312017-03-31
Value11121416
Percentage of DefinedBenefitPlanBenefitObligation9.29.49.512.4

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-312018-03-312017-03-31
Value0.0-468000.0-126000.00.0
Percentage of DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear0.0100.0100.00.0

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-312019-03-312018-03-312017-03-31
Value-482000.0-552000.0-648000.0-739000.0
Percentage of DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear0.0117.9514.30.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedAmortizationOfPriorServiceCostCreditNextFiscalYear

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-312018-03-312017-03-31
Value-78000.0781000.00.00.0
Percentage of DefinedBenefitPlanExpectedAmortizationOfPriorServiceCostCreditNextFiscalYear100.0100.00.00.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-31
Value3534
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter100.0100.0

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-312019-03-31
Value34
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsFiveFiscalYearsThereafter10.612.4

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths

ste:Definedbenefitplanrepaymentofobligation



Period End2020-03-312019-03-31
Value33
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths100.0100.0

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-31
Value55
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths153.0148.5

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-312019-03-31
Value11
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsNextTwelveMonths39.343.2

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-31
Value66
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive100.0100.0

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-312019-03-31
Value11
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFive15.418.2

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-31
Value66
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour100.0100.0

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-312019-03-31
Value11
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearFour17.619.6

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-31
Value65
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree100.0100.0

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-312019-03-31
Value11
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearThree19.023.5

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-31
Value65
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo100.0100.0

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-312019-03-31
Value11
Percentage of DefinedBenefitPlanExpectedFutureBenefitPaymentsYearTwo23.126.0

us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets

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Period End2020-03-312019-03-312018-03-31
Value302000.0450000.067000.0
Percentage of DefinedBenefitPlanFairValueOfPlanAssets100.0100.0100.0

us-gaap:FairValueInputsLevel2, ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-312018-03-31
Value141415
Percentage of DefinedBenefitPlanFairValueOfPlanAssets4808.63271.122728.4

us-gaap:FairValueInputsLevel3, ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-312018-03-31
Value455
Percentage of DefinedBenefitPlanFairValueOfPlanAssets1438.71130.98185.1

us-gaap:RetirementPlanType

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-312018-03-312017-03-31
Value112117119101
Percentage of DefinedBenefitPlanFairValueOfPlanAssets37153.326112.0178270.10.0

us-gaap:RetirementPlanType

us-gaap:DefinedBenefitPlanFundedStatusOfPlan

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-312018-03-31
Value-10-16-29
Percentage of DefinedBenefitPlanFundedStatusOfPlan100.0100.0100.0

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-312019-03-312018-03-31
Value-11-12-14
Percentage of DefinedBenefitPlanFundedStatusOfPlan103.577.647.9

us-gaap:DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear



Period End2020-03-312019-03-312018-03-312017-03-31
Value0.06750.0680.070.07
Percentage of DefinedBenefitPlanHealthCareCostTrendRateAssumedNextFiscalYear100.0100.0100.0100.0

us-gaap:BalanceSheetLocation

us-gaap:DerivativeAssets

us-gaap:OtherAssets



Period End2020-03-312019-03-312018-03-31
Value124000.0552000.0187000.0
Percentage of DerivativeAssets100.0100.0100.0

us-gaap:BalanceSheetLocation

us-gaap:DerivativeLiabilities

us-gaap:AccruedLiabilities



Period End2020-03-312019-06-302019-03-312018-03-31
Value912000.0174000.0278000.00.0
Percentage of DerivativeLiabilities100.0100.0100.00.0

us-gaap:EmployeeRelatedLiabilitiesCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value128101976910994
Percentage of EmployeeRelatedLiabilitiesCurrent100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeRelatedLiabilitiesCurrentAndNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value422941293730
Percentage of EmployeeRelatedLiabilitiesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByFairValueHierarchyLevel

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us-gaap:FairValueInputsLevel1



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value91211111312
Percentage of EquitySecuritiesFvNi100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value91211111312
Percentage of EquitySecuritiesFvNi100.0100.0100.0100.0100.0100.0

us-gaap:FIFOInventoryAmount



Period End2020-03-312019-03-312018-03-31
Value161617
Percentage of FIFOInventoryAmount100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization



Period End2020-03-312019-03-312018-03-31
Value429368305
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

ste:Supplierrelationships



Period End2020-03-312019-03-312018-03-31
Value12107
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization3.02.72.4

us-gaap:CustomerRelationships



Period End2020-03-312019-03-312018-03-31
Value227189150
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization53.051.549.1

us-gaap:NoncompeteAgreements



Period End2020-03-312019-03-312018-03-31
Value433
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization0.91.11.2

us-gaap:PatentedTechnology



Period End2020-03-312019-03-312018-03-31
Value145126107
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization33.834.235.2

us-gaap:TrademarksAndTradeNames



Period End2020-03-312019-03-312018-03-31
Value393836
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization9.310.512.0

us-gaap:FiniteLivedIntangibleAssetsGross



Period End2020-03-312019-03-312018-03-31
Value9959731032
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:CustomerRelationships



Period End2020-03-312019-03-312018-03-31
Value614623663
Percentage of FiniteLivedIntangibleAssetsGross61.764.164.2

us-gaap:NoncompeteAgreements



Period End2020-03-312019-03-312018-03-31
Value444
Percentage of FiniteLivedIntangibleAssetsGross0.50.50.5

us-gaap:PatentedTechnology



Period End2020-03-312019-03-312018-03-31
Value259226226
Percentage of FiniteLivedIntangibleAssetsGross26.023.321.9

us-gaap:TrademarksAndTradeNames



Period End2020-03-312019-03-312018-03-31
Value626383
Percentage of FiniteLivedIntangibleAssetsGross6.36.58.1

us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:ForeignCurrencyContractAssetFairValueDisclosure

us-gaap:FairValueInputsLevel2



Period End2020-03-312019-12-312019-09-302019-03-312018-03-31
Value00100
Percentage of ForeignCurrencyContractAssetFairValueDisclosure100.0100.0100.0100.0100.0

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us-gaap:CarryingReportedAmountFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-03-312018-03-31
Value00100
Percentage of ForeignCurrencyContractAssetFairValueDisclosure100.0100.0100.0100.0100.0

us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:ForeignCurrencyContractsLiabilityFairValueDisclosure

us-gaap:FairValueInputsLevel2



Period End2020-03-312019-12-312019-09-302019-03-312018-03-31
Value912000.069000.038000.0278000.00.0
Percentage of ForeignCurrencyContractsLiabilityFairValueDisclosure100.0100.0100.0100.00.0

us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-03-312018-03-31
Value912000.069000.038000.0278000.00.0
Percentage of ForeignCurrencyContractsLiabilityFairValueDisclosure100.0100.0100.0100.00.0

us-gaap:IncomeTaxExaminationPenaltiesAndInterestAccrued



Period End2020-03-312019-03-312018-03-31
Value243000.0360000.0295000.0
Percentage of IncomeTaxExaminationPenaltiesAndInterestAccrued100.0100.0100.0

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill



Period End2020-03-312019-03-312018-03-31
Value141335
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill100.0100.0100.0

us-gaap:InventoryRawMaterials



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value949387868383
Percentage of InventoryRawMaterials100.0100.0100.0100.0100.0100.0

us-gaap:InventoryValuationReserves



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-312017-03-312016-03-31
Value1618201919191718
Percentage of InventoryValuationReserves100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryWorkInProcess



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value353534333034
Percentage of InventoryWorkInProcess100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:InvestmentsFairValueDisclosure

us-gaap:FairValueInputsLevel1



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value222223
Percentage of InvestmentsFairValueDisclosure100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value222223
Percentage of InvestmentsFairValueDisclosure100.0100.0100.0100.0100.0100.0

us-gaap:LiabilityForClaimsAndClaimsAdjustmentExpensePropertyCasualtyLiability



Period End2020-03-312019-03-312018-03-312017-03-312016-03-31
Value2319202220
Percentage of LiabilityForClaimsAndClaimsAdjustmentExpensePropertyCasualtyLiability100.0100.0100.0100.0100.0

us-gaap:LineOfCredit



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value275255314330301331
Percentage of LineOfCredit100.0100.0100.0100.0100.0100.0

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us-gaap:LongTermDebtFairValue

us-gaap:FairValueInputsLevel2



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value114311601221125012001305
Percentage of LongTermDebtFairValue100.0100.0100.0100.0100.0100.0

us-gaap:FairValueByMeasurementBasis

us-gaap:CarryingReportedAmountFairValueDisclosure



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value115011361187121011831316
Percentage of LongTermDebtFairValue100.698.097.296.798.6100.8

us-gaap:MaterialsSuppliesAndOther



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value508509510501483458
Percentage of MaterialsSuppliesAndOther100.0100.0100.0100.0100.0100.0

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ste:DutchLinenLoanDomain



Period End2020-03-312019-03-31
Value88
Percentage of NotesReceivableNet100.0100.0

ste:EquityInvesteeLoanDomain



Period End2020-03-312019-03-31
Value77
Percentage of NotesReceivableNet87.887.9

us-gaap:OtherAccruedLiabilitiesCurrentAndNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value585349555861
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us-gaap:OtherInvestments



Period End2020-03-312019-03-312018-03-312017-03-31
Value4553
Percentage of OtherInvestments100.0100.0100.0100.0

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Period End2020-03-312019-03-312018-03-31
Value141415
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us-gaap:RetirementPlanType

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-312018-03-31
Value141415
Percentage of OtherInvestments334.2289.3277.7

us-gaap:OtherLiabilities



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value122617171820
Percentage of OtherLiabilities100.0100.0100.0100.0100.0100.0

us-gaap:OtherLongTermDebt



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value0.00.00.06000.033000.00.0
Percentage of OtherLongTermDebt0.00.00.0100.0100.00.0

us-gaap:OtherPostretirementBenefitsPayableCurrentAndNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value111111
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us-gaap:OtherPostretirementBenefitsPayableNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value989101012
Percentage of OtherPostretirementBenefitsPayableNoncurrent100.0100.0100.0100.0100.0100.0

us-gaap:OtherPrepaidExpenseCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value545756626054
Percentage of OtherPrepaidExpenseCurrent100.0100.0100.0100.0100.0100.0

us-gaap:PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesCurrentAndNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value222211
Percentage of PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0

us-gaap:PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value222243
Percentage of PensionAndOtherPostretirementAndPostemploymentBenefitPlansLiabilitiesNoncurrent100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities

us-gaap:OtherPostretirementBenefitPlansDefinedBenefit



Period End2020-03-312019-03-312018-03-31
Value111
Percentage of PensionAndOtherPostretirementDefinedBenefitPlansCurrentLiabilities100.0100.0100.0

us-gaap:PercentageOfLIFOInventory



Period End2020-03-312019-03-312018-03-31
Value0.2530.2520.26
Percentage of PercentageOfLIFOInventory100.0100.0100.0

us-gaap:PreferredStockParOrStatedValuePerShare



Period End2020-03-312019-03-312018-03-31
Value0.0010.0010.1
Percentage of PreferredStockParOrStatedValuePerShare100.0100.0100.0

us-gaap:PreferredStockSharesAuthorized



Period End2020-03-312019-03-312018-03-31
Value50500
Percentage of PreferredStockSharesAuthorized100.0100.0100.0

us-gaap:PreferredStockSharesOutstanding



Period End2020-03-312019-03-312018-12-312018-09-302018-06-302018-03-312017-03-312016-03-31
Value0.00.0100000.0100000.0100000.0100000.0100000.0100000.0
Percentage of PreferredStockSharesOutstanding0.00.0100.0100.0100.0100.0100.0100.0

us-gaap:PreferredStockValue



Period End2020-03-312019-03-312018-12-312018-09-302018-06-302018-03-312017-03-312016-03-31
Value0.00.015000.015000.015000.015000.015000.015000.0
Percentage of PreferredStockValue0.00.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductWarrantyAccrual



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-312017-03-312016-03-31
Value77667665
Percentage of ProductWarrantyAccrual100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestructuringReserve



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value114560
Percentage of RestructuringReserve100.0100.0100.0100.0100.00.0

us-gaap:RestructuringCostAndReserve

us-gaap:ContractTermination



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value001120
Percentage of RestructuringReserve2.026.027.432.533.10.0

us-gaap:EmployeeSeverance



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value013340
Percentage of RestructuringReserve98.074.072.667.566.90.0

us-gaap:DeferredRevenueArrangementType

us-gaap:RevenueRemainingPerformanceObligationPercentage

ste:ExpectedrecognitionbeyondthenextyearMember



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.450.440.460.470.49
Percentage of RevenueRemainingPerformanceObligationPercentage100.0100.0100.0100.0100.0

ste:Expectedrecognitionwithinthenextyear



Period End2020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.490.480.470.470.47
Percentage of RevenueRemainingPerformanceObligationPercentage108.9109.1102.2100.095.9

us-gaap:SelfInsuranceReserveCurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value777867
Percentage of SelfInsuranceReserveCurrent100.0100.0100.0100.0100.0100.0

us-gaap:SelfInsuranceReserveNoncurrent



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value171414141415
Percentage of SelfInsuranceReserveNoncurrent100.0100.0100.0100.0100.0100.0

us-gaap:SeniorNotes



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312015-06-30
Value878885876883884350
Percentage of SeniorNotes100.0100.0100.0100.0100.0100.0

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber



Period End2020-03-312019-03-312018-03-31
Value30894.033219.035431.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber100.0100.0100.0

us-gaap:AwardType

us-gaap:RestrictedStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value575830.0597234.0637964.0644464.0676373.0763201.0
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber1863.90.00.00.02036.12154.0

us-gaap:AwardType

us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:RestrictedStock



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-03-31
Value98.0797.6895.4694.4880.8668.65
Percentage of ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue100.0100.0100.0100.0100.0100.0

us-gaap:StockRepurchaseProgramAuthorizedAmount1



Period End2020-03-312019-12-312019-09-302019-07-302019-05-072016-08-09
Value33834834830070300
Percentage of StockRepurchaseProgramAuthorizedAmount1100.0100.0100.0100.0100.0100.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest



Period End2020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-03-312016-03-31
Value34063396323732453185311231243099321728103038
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:TradingSecuritiesDebt

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-312018-03-31
Value452324
Percentage of TradingSecuritiesDebt100.0100.0100.0

us-gaap:RetirementPlanType

us-gaap:TradingSecuritiesEquity

ste:OtherDefinedBenefitPensionPlans



Period End2020-03-312019-03-312018-03-31
Value477374
Percentage of TradingSecuritiesEquity100.0100.0100.0

Line plots across dimensions of each concept

us-gaap:Revenues us-gaap:ProductOrService


us-gaap:Revenues us-gaap:StatementBusinessSegments


us-gaap:Revenues us-gaap:StatementGeographical


us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService


us-gaap:OperatingIncomeLoss us-gaap:StatementBusinessSegments


us-gaap:Assets us-gaap:StatementBusinessSegments


us-gaap:StockholdersEquity us-gaap:StatementEquityComponents


us-gaap:PropertyPlantAndEquipmentNet us-gaap:StatementGeographical


us-gaap:Goodwill ste:GoodwillByBusinessSegment


us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesNoncurrent us-gaap:RetirementPlanType


us-gaap:StockholdersEquity us-gaap:StatementEquityComponents