GBX


Line plots across dimensions of each concept
Line plots across concepts
Tables

Table of contents



us-gaap:CommonStockSharesOutstanding
us-gaap:StatementEquityComponents

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareDiluted

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfRevenue
us-gaap:StatementBusinessSegments

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:GrossProfit

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents
us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit
us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:IncomeTaxesPaidNet

us-gaap:InterestPaidNet

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

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

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

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

us-gaap:Revenues

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:Assets
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:StatementGeographical

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:InventoryNet

us-gaap:InventoryFinishedGoods

us-gaap:InventoryRawMaterialsAndSupplies

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:AmortizationOfIntangibleAssets

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures

us-gaap:Goodwill
us-gaap:StatementBusinessSegments

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:OperatingLeaseRightOfUseAsset
us-gaap:DebtInstrument
us-gaap:LongTermDebt

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:MinorityInterest

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:OperatingLeaseLiability

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:CumulativeEffectPeriodOfAdoption, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:RetainedEarningsAccumulatedDeficit
us-gaap:CumulativeEffectPeriodOfAdoption, us-gaap:AdjustmentsForNewAccountingPronouncements

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:MinorityInterest
us-gaap:StatementEquityComponents
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DepreciationDepletionAndAmortization

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInInventories

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetIncomeLoss

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:ShareBasedCompensation

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:PaymentsToAcquireProductiveAssets

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsOfDividends
us-gaap:DebtInstrument
us-gaap:DebtInstrumentInterestRateStatedPercentage

us-gaap:DeferredTaxLiabilities

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance

gbx:AccountsPayableAndAccruedLiabilitiesAssociatedWithCashDistributionsToJointVenturePartner
us-gaap:LongtermDebtType, us-gaap:StatementEquityComponents
gbx:AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtExtinguishmentNetOfTax
us-gaap:LongtermDebtType, us-gaap:StatementEquityComponents
gbx:AdjustmentsToAdditionalPaidInCapitalIssuanceCostsOfEquityComponentOfConvertibleDebt
us-gaap:StatementEquityComponents
gbx:AdjustmentsToAdditionalPaidInCapitalUnamortizedRestrictedStock

gbx:CashAndCashEquivalentsBalanceSheetReconciliation

gbx:DividendsDeclaredAndAccruedInAccountsPayableAndAccruedLiabilities

gbx:IncomeLossFromContinuingOperationsAfterIncomeTaxesAndBeforeEquityInEarningsOfUnconsolidatedAffiliates

gbx:IncreaseDecreaseInLeasedRailcarsForSyndication

gbx:InterestAndForeignExchangeNet
us-gaap:DerivativeInstrumentRisk, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
gbx:InvestmentsByJointVenturePartner
us-gaap:StatementEquityComponents
gbx:JointVenturePartnerDistributionDeclared

gbx:NoncontrollingInterestAdjustments

gbx:PaymentsForProceedsFromInterestInSubsidiariesAndAffiliates
us-gaap:CreditFacility
gbx:PercentageOfJointVentureDebtGuaranteed

gbx:ProceedsFromUnconsolidatedAffiliatesAndOther

gbx:RestrictedCashBalanceSheetReconciliation
us-gaap:DerivativeInstrumentRisk, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents
gbx:RevenueAndCostOfRevenue

gbx:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiabilities

gbx:TransferOfLeasedRailcarsForSyndicationAndInventoriesToEquipmentOnOperatingLeases

us-gaap:AccretionExpense
us-gaap:LongtermDebtType, us-gaap:StatementEquityComponents
us-gaap:AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt

us-gaap:CapitalExpendituresIncurredButNotYetPaid
us-gaap:StatementEquityComponents
us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:ContractWithCustomerLiabilityRevenueRecognized
us-gaap:CreditFacility, us-gaap:VariableRate
us-gaap:DebtInstrumentBasisSpreadOnVariableRate1
us-gaap:Range, us-gaap:CreditFacility, us-gaap:VariableRate
us-gaap:PropertyPlantAndEquipmentByType
us-gaap:Depreciation
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation
us-gaap:DerivativeGainLossOnDerivativeNet
us-gaap:DerivativeInstrumentRisk
us-gaap:DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimatedNetAmountToBeTransferred
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation
us-gaap:DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation
us-gaap:DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship
us-gaap:StatementEquityComponents
us-gaap:DividendsCash

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents
us-gaap:IncomeStatementLocation
us-gaap:GainLossOnCashFlowHedgeIneffectivenessNet

us-gaap:GainLossOnSaleOfOtherAssets

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInContractWithCustomerAsset
us-gaap:BalanceSheetLocation

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInDeferredLiabilities

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:LeaseCost
us-gaap:StatementEquityComponents
us-gaap:MinorityInterestPeriodIncreaseDecrease
us-gaap:StatementEquityComponents
us-gaap:NoncontrollingInterestIncreaseFromBusinessCombination
us-gaap:StatementEquityComponents
us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeaseLeaseIncome
us-gaap:ProductOrService

us-gaap:OperatingLeasePayments

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax
us-gaap:DerivativeInstrumentRisk, us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship, us-gaap:IncomeStatementLocation
us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax
us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax

us-gaap:OtherComprehensiveIncomeOtherNetOfTax

us-gaap:OtherOperatingActivitiesCashFlowStatement

us-gaap:PaymentsOfDistributionsToAffiliates

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsToAcquireInterestInSubsidiariesAndAffiliates
us-gaap:DebtInstrument
us-gaap:ProceedsFromConvertibleDebt
us-gaap:CreditFacility
us-gaap:ProceedsFromLinesOfCredit

us-gaap:ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths

us-gaap:ProductWarrantyAccrualPayments

us-gaap:ProductWarrantyAccrualPreexistingIncreaseDecrease

us-gaap:ProductWarrantyAccrualWarrantiesIssued
us-gaap:StatementEquityComponents
us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent
us-gaap:ProductOrService, us-gaap:RelatedPartyTransaction
us-gaap:RelatedPartyTransactionPurchasesFromRelatedParty
us-gaap:DebtInstrument
us-gaap:RepaymentsOfConvertibleDebt

us-gaap:RepaymentsOfNotesPayable

us-gaap:RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths

us-gaap:ShortTermLeaseCost

us-gaap:StandardAndExtendedProductWarrantyAccrualForeignCurrencyTranslationGainLoss
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures
us-gaap:StatementEquityComponents
us-gaap:StockRepurchasedDuringPeriodShares
us-gaap:StatementEquityComponents
us-gaap:StockRepurchasedDuringPeriodValue
us-gaap:StatementEquityComponents
us-gaap:TemporaryEquityNetIncome
us-gaap:DebtInstrument
gbx:DebtInstrumentConvertibleFairValueAmountOfLiabilityComponent

gbx:DeferredTaxAssetsInvestmentAssetTaxCreditsAndOther

gbx:DeferredTaxLiabilitiesDiscountOnConvertibleNotes

gbx:GoodwillAccumulatedImpairmentLossesAndOtherReductions

gbx:IntangibleAssetsNetAndOtherAssetsExcludingGoodwill

gbx:LeasedRailcarsForSyndicationAtCarryingValue

gbx:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour

gbx:LessorOperatingLeasePaymentsToBeReceivedAfterYearFour
us-gaap:IncomeTaxAuthority
gbx:OperatingLossCarryforwardsNotSubjectToExpiration
us-gaap:CreditFacility
gbx:PercentageOfOwnershipInterestInJointVenture

gbx:UnrecognizedTaxBenefitsExcludingInterestAccrued

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent

us-gaap:AccountsPayableCurrentAndNoncurrent

us-gaap:AccountsReceivableNet

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax

us-gaap:AllowanceForDoubtfulAccountsReceivable
us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:DebtInstrument, us-gaap:MeasurementInputType
us-gaap:AlternativeInvestmentMeasurementInput
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:AssetsFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAssets
us-gaap:BusinessAcquisition
us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:FairValueByMeasurementFrequency

us-gaap:ContractWithCustomerAssetNet
us-gaap:BalanceSheetLocation

us-gaap:ContractWithCustomerLiability
us-gaap:BusinessAcquisition
us-gaap:ConvertibleNotesPayable
us-gaap:BusinessAcquisition, us-gaap:DebtInstrument
us-gaap:DebtInstrument

us-gaap:DebtInstrumentCarryingAmount
us-gaap:DebtInstrument
us-gaap:DebtInstrument
us-gaap:DebtInstrumentConvertibleConversionPrice1
us-gaap:BusinessAcquisition
us-gaap:DebtInstrumentFaceAmount
us-gaap:DebtInstrument
us-gaap:LongtermDebtType
us-gaap:DebtInstrument
us-gaap:DebtInstrumentRepurchasedFaceAmount

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet
us-gaap:DebtInstrument
us-gaap:DebtInstrumentUnamortizedDiscountPremiumNet

us-gaap:DebtIssuanceCostsLineOfCreditArrangementsNet

us-gaap:DeferredFinanceCostsNet
us-gaap:DebtInstrument

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredRevenue

us-gaap:DeferredTaxAssetsDeferredIncome

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsInventory

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsWarrantyReserves

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment
us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByAssetClass, us-gaap:HedgingDesignation
us-gaap:DerivativeAssets
us-gaap:FairValueByAssetClass, us-gaap:HedgingDesignation
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency
us-gaap:DebtInstrument
us-gaap:DerivativeFixedInterestRate
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeLiabilities
us-gaap:BalanceSheetLocation, us-gaap:HedgingDesignation
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency

us-gaap:EmployeeRelatedLiabilitiesCurrentAndNoncurrent

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions
us-gaap:Ownership, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:EquityMethodInvestmentOwnershipPercentage
us-gaap:RelatedPartyTransaction
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:EquityMethodInvestments
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo
us-gaap:FiniteLivedIntangibleAssetsByMajorClass
us-gaap:FiniteLivedIntangibleAssetsGross
us-gaap:DerivativeInstrumentRisk
us-gaap:ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months

us-gaap:GoodwillGross

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss

us-gaap:IncomeTaxesReceivable

us-gaap:InventoryAdjustments
us-gaap:ValuationAllowancesAndReservesType

us-gaap:InventoryWorkInProcess

us-gaap:InvestmentsFairValueDisclosure
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:FairValueByMeasurementFrequency

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:LessorOperatingLeasePaymentsToBeReceived

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFiveYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFourYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths

us-gaap:LessorOperatingLeasePaymentsToBeReceivedRemainderOfFiscalYear

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThereafter

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThreeYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedTwoYears
us-gaap:CreditFacility
us-gaap:LettersOfCreditOutstandingAmount
us-gaap:GuaranteeObligationsByNature

us-gaap:LineOfCredit
us-gaap:CreditFacility
us-gaap:CreditFacility
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
us-gaap:CreditFacility
us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermLoansPayable
us-gaap:Ownership
us-gaap:MinorityInterestOwnershipPercentageByNoncontrollingOwners

us-gaap:NotesPayable
us-gaap:FairValueByMeasurementBasis
us-gaap:NotesPayableFairValueDisclosure
us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName
us-gaap:NotesReceivableGross

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent
us-gaap:IncomeTaxAuthority
us-gaap:OperatingLossCarryforwards

us-gaap:OtherAccruedLiabilitiesCurrentAndNoncurrent

us-gaap:OtherNotesPayable
us-gaap:DebtInstrument
us-gaap:PercentageOfDebtHedgedByInterestRateDerivatives

us-gaap:PrepaidExpenseAndOtherAssets

us-gaap:ProductWarrantyAccrual

us-gaap:PropertySubjectToOrAvailableForOperatingLeaseNet

us-gaap:RedeemableNoncontrollingInterestEquityCarryingAmount

us-gaap:RestrictedCashAndCashEquivalents
us-gaap:ProductOrService
us-gaap:RevenueRemainingPerformanceObligation
us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
us-gaap:ProductOrService
us-gaap:RevenueRemainingPerformanceObligationPercentage
us-gaap:IncomeTaxAuthority
us-gaap:TaxCreditCarryforwardAmount
us-gaap:StatementEquityComponents
us-gaap:TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests

us-gaap:UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued
us-gaap:LongtermDebtType
us-gaap:UnsecuredDebt

Plots across concepts


IncomeStatement
Other Comprehensive Income Loss Net Of Tax
Expenses
Income Tax Expense Benefit
Balance Sheet
Operating Lease Right Of Use Asset
Assets
Operating Lease Right Of Use Asset
Current Assets
Inventory Net
NonCurrent Assets
Operating Lease Right Of Use Asset
Liabilities
Operating Lease Liability
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
CashFlow
Net Cash Provided By Used In Operating Activities
NetCashProvidedByUsedInOperatingActivities
Net Cash Provided By Used In Operating Activities
Shares
Common Stock Shares Outstanding
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Remainder Of Fiscal Year
InventoryNet
Inventory Finished Goods

Tables

  2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
us-gaap:CommonStockSharesOutstanding ▇███████▇▇▇▇▇▂▂▂▂▁▁▁▁▁32.37732.82532.82432.70132.70132.64232.59632.48832.48432.37932.3532.19132.19128.73228.70128.50328.50328.428.36828.20528.20228.094NA28.59728.90728.92526.4226.8927.36427.48927.80728.04328.08427.22227.22227.19527.14327.14926.692NA26.66925.186NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding █▂▁33.60532.8132.723NA33.47833.48233.284NA33.18333.20633.093NA32.91432.71132.696NA32.6932.42732.412NA32.34232.36NA32.578NA33.033.07333.713NA34.00134.34534.462NA26.61934.04433.991NA33.86233.668NA33.389NA24.12723.3121.879
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic ▁█▅32.57332.8132.723NA32.6932.66132.629NA32.60332.62832.64NA32.03429.35529.332NA29.34829.1329.097NA29.05929.098NA29.391NA27.84227.02827.665NA27.95628.328.417NA26.61927.2127.144NA26.98126.683NA25.463NA24.12723.3121.879
us-gaap:EarningsPerShareBasic ▅▄▄▄▆▅▅▆▅▄▅▆▆█▆▆▆▆▆▆▆▇▇██▇▇▆▇▆▅▅▅▁▅▅▅▅▅▅▅▅▄▄▄0.61-0.28-0.30.00.850.420.241.080.470.080.550.951.032.10.90.811.121.190.861.151.221.541.542.362.231.541.861.191.691.20.550.540.74-2.10.510.380.270.710.660.660.570.5-0.14-0.02-0.11
us-gaap:EarningsPerShareDiluted ▅▄▄▄▆▅▅▆▅▅▅▆▆█▆▆▆▆▆▆▆▇▇██▇▇▆▇▆▅▅▆▁▅▅▅▅▅▅▅▅▄▄▄0.59-0.28-0.30.00.830.410.231.060.460.080.540.941.011.910.830.751.031.090.791.061.121.411.412.152.021.331.571.011.431.030.50.490.64-2.10.450.350.260.610.570.570.480.42-0.14-0.02-0.11
  2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
 Cost Ratio us-gaap:StatementBusinessSegments gbx:LeasingAndServices▂▁▂▁▂▃▁▂▃▄▁▂▂▂▂▂▂▂▂▂▅██▁▁▁▁▂▁▂▁▁▁▁▁▁27.33321.90528.71121.95827.52642.6825.38426.44149.58457.37424.19132.24436.77328.79930.03927.76136.82638.06428.64635.75475.955124.09124.0924.99923.41423.82322.26828.48520.97836.37323.33520.3518.48420.75819.62222.298NANANANANANANANANA
 Cost Ratio us-gaap:StatementBusinessSegments gbx:Manufacturing▃▁▂▅▆▄▆█▇▄▄▅▅▅▄▅▂▄▄▄▄▄▄▇▆▆▅▃▄▄▃▃▃▂▂▂341.939202.094308.722549.654653.007489.943657.367802.103681.588476.019471.789571.175510.099511.827451.485508.547317.104445.504454.033484.645458.494454.531454.531698.661657.485593.376505.241379.949492.105425.583347.755359.473351.728299.75275.154270.294NANANANANANANANANA
 Cost Ratio us-gaap:StatementBusinessSegments gbx:WheelsRepairAndParts▃▂▁▁▃▄▄▃██▆▃▄▄▃▂▃▃▂80.87171.62365.55664.81382.02491.22586.60885.701124.98125.278108.54385.78794.51588.7178.01175.09985.23182.71469.635NANANANANANANANANA105.023140.663136.54113.401114.003133.715111.952112.1NANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:IntersegmentElimination,gbx:LeasingAndServices▅▅▅▆▇▇▅▇▅▅▃█▄▄▄▁▄▅▅▅▄▅2.2861.1134.66510.89814.84115.241.74913.4825.8482.911-5.99921.702-3.886-4.365-1.605-19.8520.5952.1125.3342.6570.6013.133NA6.709106.133-11.722-18.62713.184NANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:IntersegmentElimination,gbx:Manufacturing▃▃▃▃▂▂▂▃▃▄▂█▁▂▂▁▃7.4512.42520.5911.6831.1510.0210.09714.82929.20146.855-6.201202.41-53.501-13.948-16.804-38.58219.291NANA83.5635.595NANANA15.068-0.033-0.0817.42NANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:IntersegmentElimination,gbx:WheelsRepairAndParts▅▅▅▅▅▆▆█▇▇▁█▇▇▃2.2921.6030.3010.0951.5275.1335.85111.82611.6018.858-15.98113.93110.8798.951-7.732NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,gbx:LeasingAndServices▁▁▂▂▂▃▁▂▃▄▁▂▂▂▂▂▂▂▂▂▅█29.61923.01833.37632.85642.36757.9227.13339.92355.43260.28530.1934.23640.65933.16431.64431.53337.42140.17633.9838.41176.556127.223NA31.70842.48135.54540.89541.66929.32836.37323.33520.35NANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,gbx:Manufacturing▃▁▂▅▆▄▆█▇▅▄▆▅▅▄▄▃▄▄▅▄▄349.39204.519329.313551.337654.158489.964657.464816.932710.789522.874477.99605.079563.6525.775468.289508.547336.395445.504454.033568.208464.089454.531NA698.661657.485593.409505.322387.369492.895425.583347.755359.473NANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,gbx:WheelsRepairAndParts▃▂▁▁▃▄▄▄██▇▄▅▄▃83.16373.22665.85764.90883.55196.35892.45997.527136.581134.136124.52499.718105.39497.66185.743NANANANANANANANANANANANANA109.113144.446NANANANANANANANANANANANANANANA
 Operating Margin us-gaap:StatementBusinessSegments gbx:LeasingAndServices▁▁▁▁▁▂▁▁▃▃▁▂▂▁▂▁▂▂▁▂▅█27.33321.90528.71121.95827.52642.6825.38426.44149.58457.37424.19132.24436.77328.79930.03927.76136.82638.06428.64635.75475.955124.09NA24.99923.41423.82322.26828.48520.97836.37323.33520.35NA20.75819.62222.298NANANANANANANANANA
 Operating Margin us-gaap:StatementBusinessSegments gbx:Manufacturing▃▁▂▅▆▄▆█▇▄▄▅▅▅▄▅▂▄▄▄▄▄341.939202.094308.722549.654653.007489.943657.367802.103681.588476.019471.789571.175510.099511.827451.485508.547317.104445.504454.033484.645458.494454.531NA698.661657.485593.376505.241379.949492.105425.583347.755359.473NA299.75275.154270.294NANANANANANANANANA
 Operating Margin us-gaap:StatementBusinessSegments gbx:WheelsRepairAndParts▃▂▁▁▃▄▄▃██▆▃▄▄▃80.87171.62365.55664.81382.02491.22586.60885.701124.98125.278108.54385.78794.51588.7178.011NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
  2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
us-gaap:ComprehensiveIncomeNetOfTax ▄▁▁▃▃▃▂▄▃▂▃▄▃█▄▅▆▆▃▅▅▆26.431-7.291-5.61310.14613.0279.78.09224.4128.754.48811.97728.81915.82266.50823.54533.12846.51243.24113.6636.32638.59342.767NA59.97962.9441.47544.77929.36542.80833.01616.9118.75721.913-58.97412.67813.212.66912.8429.513NA3.877NANANA-2.19
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest ▂▁▃▄▄▃▆▆▄▃▃▃▃▃▄▄▂▅▇█▇▇0.295-4.8493.347.8238.0966.38416.33615.68510.593.0125.4116.2223.2663.6557.128.53-1.58214.46523.00426.81224.19521.359NA29.20731.06827.49710.6083.14812.72912.5014.9867.652.5930.374-0.549-2.1792.5021.4970.329NA1.336NANANANA
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▄▁▂▄▄▃▄▅▄▃▄▅▄█▅▆▆▇▅▇▇▇26.726-12.14-2.27317.96921.12316.08424.42840.09719.347.517.38835.04119.08870.16330.66541.65844.9357.70636.66463.13862.78864.126NA89.18694.00868.97255.38732.51355.53745.51721.89626.40724.506-58.613.22715.37915.17114.33729.184NA3.8778.906-1.607NANA
us-gaap:CostOfGoodsAndServicesSold ▄▃▄▆▇▆▇██▆▆▆▆▆▅▆▄▅▅▅▅▆▆▇▆▆▆▅▆▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁375.011277.951362.318569.35655.026537.512677.17780.708749.58604.827531.99583.319532.88523.989470.221511.485349.46447.357439.563475.507485.768549.188549.188617.624590.776565.32504.839406.99512.07114.8569.8539.3819.1139.8089.1077.6279.5888.8259.2959.2959.66310.0849.2548.7259.12
us-gaap:CostOfRevenue ▃▂▃▆▇▅▇██▆▅▆▅▅▄▅▃▄▄▄▅▅▅▆▆▆▅▄▅▅▄▄▄▃▃▃▃▄▄▄▃▄▂▂▁375.011277.951362.318569.35655.026537.512677.17780.708749.58604.827531.99583.319532.88523.989470.221511.485349.46447.357439.563475.507485.768549.188549.188617.624590.776565.32504.839406.99512.071496.51444.365428.796423.915383.644374.891367.595388.995445.859406.7406.7351.742391.661279.13257.69175.278
us-gaap:GainsLossesOnExtinguishmentOfDebt -4.763NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA-5.65-10.007NANA
us-gaap:GrossProfit ▃▁▂▃▅▄▄▆▅▃▃▅▅▅▄▄▄▅▅▅▆▅▅██▇▆▄▅▄▃▃▃▂▂▂▃▃▂▂▂▂▂▁▁75.13217.67140.67167.075107.53186.33692.189133.537106.57253.84472.533105.887108.507105.34789.31499.92289.701118.925112.751119.683127.098119.891119.891184.765174.689149.286125.3188.068106.03596.77557.85161.55960.350.01948.27547.77954.53961.93851.48651.48646.45751.07538.1526.64923.656
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments ▃▂▂▃▅▄▄▅▄▃▄▅▅▅▅▅▄▆▅▆▆▆▆██▆▆▅▆▅▄▄▄▁▄▄▄▄▄▄▄▄▃▃▃10.742-35.295-13.21710.80159.2525.82728.93268.91843.4198.81732.0550.34865.00653.84154.42248.87940.57875.84770.93680.60880.41790.97690.976143.049133.703100.12690.60351.28194.74362.10130.50333.47835.196-52.97720.08717.18720.77229.17922.53122.53121.49719.185-2.5660.382-2.076
us-gaap:IncomeTaxExpenseBenefit ▃▁▃▄▆▄▄▅▅▄▄▄▅▂▅▄▄▆▅▅▆▆▆█▇▇▆▅▇▅▄▄▅▄▄▄▄▄▄▄▄▄▃▃▃-6.914-21.752-7.3322.30624.4217.4635.99417.19713.0082.2489.13510.11515.944-11.30118.13510.1148.65624.85820.38619.4222.44925.73425.73444.71935.95130.78329.37216.05435.69316.3039.88310.52212.1552.7295.594.58610.5938.6555.3485.3487.7974.376-0.3010.1-0.611
 us-gaap:IncomeTaxExpenseBenefit us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome,us-gaap:StatementEquityComponents us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome,us-gaap:AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterest▃▄▄▁▁█▇█▇▆-0.464-0.374-0.377-0.657-0.649-0.061-0.099-0.017-0.085-0.219NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeTaxesPaidNet ▁▁▂▄▃▃▃▃▃▅▂▂▇▄▁▂▄▂▂█▃▃2.8081.9295.20323.54610.8913.81111.69216.1814.4124.0077.4874.20441.4320.4040.3854.69321.7698.38510.43347.58814.81714.701NA48.34952.13137.25922.08328.48727.6212.3611.58917.69413.2768.1161.4436.8454.5886.4960.13NA-2.613-0.1890.3530.4310.082
us-gaap:InterestPaidNet ▃▅▃█▃▃▄▄▂▄▁▃▂▃▂▃4.9159.4086.34714.9535.1495.0076.6016.982.756.861.745.7983.8465.5723.6625.462NANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▅▄▄▄▆▅▅▆▅▄▅▆▆█▆▅▆▆▆▆▆▇▇██▇▇▆▇▆▅▅▅▁▅▅▅▅▅▅▅▅▄▄▄19.737-9.065-9.972-0.10327.77213.6297.66935.10715.2482.76517.95630.93532.95161.64226.25323.74632.82334.53624.96233.5635.35244.86844.86869.43366.88442.81150.35132.78647.35633.58815.58715.38820.716-56.0313.83910.4277.40419.11717.6717.6714.51712.634-3.314-0.55-2.304
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▂▁▃▃▄▃▅▅▄▃▃▃▃▃▃▄▂▅▆▇▇▆▆██▇▄▃▄▄▃▃▂▂▂▂▂▂▂▂▂▂▂▂▂0.298-4.8563.3437.7948.0976.38616.34215.69210.5993.0185.4266.2233.2883.6477.1248.508-1.58214.46523.00426.80324.1821.34821.34829.2831.07227.51410.6953.19612.77712.5084.9667.6092.5740.4060.5532.1342.4581.608-0.415-0.415-1.1890.9020.510.2570.252
us-gaap:OperatingIncomeLoss ▄▂▃▃▅▄▄▅▅▃▄▅▅▅▅▅▄▆▅▆▆▆▆██▆▆▅▆▅▄▄▄▁▄▄▄▄▄▄▄▄▃▃▃25.709-25.727-2.11421.39766.81238.43641.78476.41953.18918.05436.45459.13471.53960.8761.44257.7848.47281.5272.6683.54584.12992.39392.393148.485135.527104.41192.53254.42299.15867.53834.60238.22239.227-47.07226.40923.08727.00835.73929.16129.16126.8831.1817.24810.9188.228
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▆▅▆▇▂▄▅▂▃▅▄▄▁▆▄▇█▇▂▆▆▄6.6911.7814.35610.278-14.746-3.9310.417-10.702-6.5071.717-5.994-2.117-17.1514.874-2.7129.40413.6898.705-11.3022.7753.256-2.09NA-9.527-3.948-1.353-5.659-3.469-4.596-0.5791.3433.411.216-2.976-1.1652.8185.436-6.38811.929NA-9.451NANANANA
us-gaap:ProfitLoss ▄▃▃▄▅▄▅▆▅▄▅▅▅▆▅▅▅▆▆▆▆▇▇██▇▆▅▆▆▄▅▅▁▄▄▄▄▄▄▄▄▃▄▃20.035-13.921-6.6297.69135.86920.01524.01150.79925.8475.78323.38237.15836.23965.28933.37732.25431.24149.00147.96660.36359.53266.21666.21698.71397.95670.32561.04635.98260.13346.09620.55322.99723.29-55.62414.39212.5619.86220.72517.25517.25513.32813.536-2.804-0.293-2.052
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax ▃▂▃▅▇▅▇█▇▅▅▆▅▅▅▅▃▅▄▅▅▆▆▇▇▆▅▄▅▅▄▄▄▃▃▃▃▄▄▄▃▃▂▂▁450.143295.622402.989636.425762.557623.848769.359914.245856.152658.671604.523689.206641.387629.336559.535611.407439.161566.282552.314595.19612.866669.079669.079802.389765.465714.606630.149495.058618.106593.285502.216490.355484.215433.663423.166415.374443.534507.797458.186458.186398.199442.736317.28284.339198.934
us-gaap:Revenues ▃▂▃▅▇▅▇█▇▅▅▆▅▅▅▅▃▅▄▅▅▆▆▇▇▆▅▄▅▅▄▄▄▃▃▃▃▄▄▄▃▃▂▂▁450.143295.622402.989636.425762.557623.848769.359914.245856.152658.671604.523689.206641.387629.336559.535611.407439.161566.282552.314595.19612.866669.079669.079802.389765.465714.606630.149495.058618.106593.285502.216490.355484.215433.663423.166415.374443.534507.797458.186458.186398.199442.736317.28284.339198.934
us-gaap:SellingGeneralAndAdministrativeExpense ▆▅▅▆▆▇▇█▇▆▆▆▇▆▆▆▅▅▅▅▅▄▄▄▅▆▃▄▄▄▃▂▂▂▂▂▃▃▂▂▂▂▂▁▁49.23943.42543.70746.25149.49454.59754.36460.60754.37747.89250.43251.30951.79350.29447.04347.08942.8139.49541.21340.60843.2838.24438.24436.54939.56845.59532.89933.72936.23634.828.12526.10926.81125.32224.94226.127.59828.78424.97924.97923.23522.11522.5817.69317.938
  2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
  2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
us-gaap:Assets █▇▇██▆▆▇▄▅▄▄▄▄▄▄▃▃▁▁▁▁3210.1673059.3653046.0843173.8343279.0312947.662948.7762990.6372513.1882533.2212515.1242465.4642430.5832432.0552412.692397.7052173.8272155.9781817.351837.891785.8841870.309NA1893.5151790.5121727.1151690.4091569.3821517.1681450.5721314.4751282.5781289.7411285.6061364.9211395.7331384.5441365.3481376.683NA1299.4411301.655NANANA
us-gaap:LiabilitiesAndStockholdersEquity █▇▇██▆▆▇▄▅▄▄▄▄▄▄▃▃▁▁▁▁3210.1673059.3653046.0843173.8343279.0312947.662948.7762990.6372513.1882533.2212515.1242465.4642430.5832432.0552412.692397.7052173.8272155.9781817.351837.891785.8841870.309NA1893.5151790.5121727.1151690.4091569.3821517.1681450.5721314.4751282.5781289.7411285.6061364.9211395.7331384.5441365.3481376.683NA1299.4411301.655NANANA
us-gaap:StockholdersEquity █████████▇▇▇▇▅▄▄▄▃▂▂▂▁1286.7631268.5021280.4071293.0431291.2211286.4721281.8081276.731262.3151257.8181257.6311250.1011225.5121095.4471032.5571018.13986.221942.084880.725874.311840.086800.94NA771.945732.838672.396541.491519.884511.39476.145456.569447.599428.202404.707461.136447.08431.777418.161399.788NA368.528361.573NANANA
  2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
us-gaap:CashAndCashEquivalentsAtCarryingValue ▆▅▇█▇▁▂▃▃▃▄▅▅▅▅▆▄▅▂▂▁▂628.2593.499724.547833.745735.258169.899253.602329.684359.625341.5462.797530.655589.969586.008591.406611.466465.413545.752233.79222.679214.44283.541NA197.633172.93122.783145.512118.958184.916198.492143.92981.22697.43531.60655.63741.28453.57144.91540.666NA20.85550.22234.30299.08949.247
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▆▅▇█▇▁▂▃▃▃▄▅▅▅▅▆636.889602.113733.094842.087743.962178.468262.25338.487381.096363.084471.669530.655599.173594.883600.245611.466NANANA222.679NANANANA172.93NANANANANANANANANANANANANANANANANANANANA
us-gaap:InventoryNet ▅▄▃▄▇██▇▅▅▃▂▂▂▂▂▂▁▂▁▃▂553.137522.984490.282529.529675.442709.115733.806664.693592.099574.146492.573432.314396.518408.419411.371400.127414.012381.439402.064365.805458.068421.243NA444.023445.535426.655418.59372.039305.656337.197306.394328.235316.783344.168NANA316.741NANANANANANANANA
us-gaap:InventoryFinishedGoods ▄▅▅▆█▇▇▄▃▃▃▁▁▂▂▃▂▂▂▁▅▃117.012148.008153.878173.761219.05206.035202.78130.57699.646100.314104.93354.18163.70276.58184.43895.38986.98773.45583.8859.47139.199111.208NA120.26461.30244.14321.77929.71423.76640.07348.57878.92454.83953.36665.84151.2322.571NANANANA17.455NANANA
us-gaap:InventoryRawMaterialsAndSupplies ▅▄▂▃▅▇▇█▇▆▄▃▂▂▂▁▂▁▂▂▃▂315.587291.698255.112263.08326.686352.291357.26387.015367.744337.957286.779278.726242.824250.495241.018222.08241.753231.77242.255240.865258.608253.289NA275.343311.88323.164329.169285.468235.903NANANANANANANANANANANANANANANANA
  2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
us-gaap:PropertyPlantAndEquipmentGross NANANA1209.024NANANA1124.029NANANA819.128NANANA750.029NANANA612.546NANANANA565.228NANANA496.862NANANA431.993NANANA390.41NANANANA354.647NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:BuildingAndBuildingImprovementsNANANA376.272NANANA338.639NANANA202.973NANANA186.96NANANA147.16NANANANA130.577NANANA118.795NANANA110.03NANANA94.514NANANANA82.668NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:ConstructionInProgressNANANA49.717NANANA66.744NANANA48.406NANANA39.417NANANA42.879NANANANA63.518NANANA58.164NANANA19.206NANANANANANANANANANANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:LandAndLandImprovementsNANANA94.611NANANA87.872NANANA84.432NANANA84.594NANANA50.979NANANANA46.849NANANA38.356NANANA36.132NANANA34.214NANANANA31.682NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:MachineryAndEquipmentNANANA590.992NANANA539.952NANANA414.865NANANA378.311NANANA325.1NANANANA283.032NANANA242.911NANANA233.737NANANA198.141NANANANA181.161NANANA
 us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType us-gaap:OtherCapitalizedPropertyPlantAndEquipmentNANANA97.432NANANA90.822NANANA68.452NANANA60.747NANANA46.428NANANANA41.252NANANA38.636NANANA52.094NANANA63.541NANANANA59.136NANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment NANANA497.5NANANA406.056NANANA361.932NANANA322.008NANANA282.556NANANANA262.093NANANA253.164NANANA230.46NANANA207.981NANANANA193.447NANANA
 us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment us-gaap:PropertyPlantAndEquipmentByType us-gaap:EquipmentLeasedToOtherParty▁█▃█▂30.533.631.533.431.1NANA44.2NANANA64.9NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:AmortizationOfIntangibleAssets ████▇▇▇▄▂▃▄▂▃▃▃▂▁▁▄▁▃▇2.92.92.82.82.72.72.71.71.31.41.91.11.41.41.41.30.90.91.71.01.52.5NA1.21.00.90.90.90.91.01.01.71.01.01.11.32.21.11.1NA1.2NANANANA
us-gaap:PropertyPlantAndEquipmentNet ▇▇▇█████▄▄▄▃▃▃▃▃▁▁▁▁▁▁676.01687.468696.333711.524719.155723.326730.73717.973478.502472.739461.12457.196424.035429.465426.961428.021330.471325.325327.17329.99318.01310.019NA307.196303.135285.57271.977258.303243.698215.942204.804201.353201.533197.779194.887186.715182.429172.729165.7NA159.671161.2NANANA
us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures ▁█▆█3.23.63.53.6NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:Goodwill ████████▃▄▄▄▃▃▃▃▁▁▁▁▁▁133.05132.685130.315130.308130.035129.684129.468129.94774.31882.74377.50878.21170.34769.01167.78368.5943.26543.26543.26543.26543.26543.265NA43.26543.26543.26543.26543.26543.26557.41657.41657.41657.41657.416134.316137.066137.066137.066137.066NA137.066137.066NANANA
us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill ▁▁▁▁▁▇██▆▆▇▇▅2.4742.4732.4742.4742.5135.1075.2735.454.7034.7884.975.1154.12NA4.1640.9120.9120.9120.9120.9120.9120.912NA0.9120.9120.9120.9120.9120.9120.9120.9120.9120.9120.9120.9120.9120.912NANANANA0.912NANANA
us-gaap:FiniteLivedIntangibleAssetsNet ▅▆▆▇▇▇▇█▁▂▂▂▁54.26657.2959.21160.41662.59662.68865.31367.99534.12335.53736.69638.84532.002NA34.89239.70926.06726.96327.86628.10329.15930.636NA33.09431.49632.47933.39534.34435.28436.59737.56238.50440.12941.11142.1543.74244.957NANANANA50.681NANANA
us-gaap:OperatingLeaseRightOfUseAsset ▃▆▇█▇▁▂41.62155.86858.76762.38956.88634.62437.229NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
  2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
 us-gaap:LongTermDebt us-gaap:DebtInstrument gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2028291.345NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DeferredIncomeTaxLiabilitiesNet █▅▂▂▁44.924.79810.127.7014.354NANA13.946NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:MinorityInterest ▄▆▆▆▆█▇▅▄▃▂▂▁▃▃▄▃▄▃▂▃▁163.955175.857180.455180.012176.886201.41191.05164.967154.916145.459141.59134.114128.363147.586147.651160.763153.479157.947151.037142.516149.79131.254NA142.51130.651110.60893.26676.28462.33152.05741.0135.2628.62525.59324.8123.42421.86817.36615.814NA14.41214.328NANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo ▁▇▇█8.71311.98311.9812.412NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree ▁▆▆█7.42910.84810.71212.036NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour ▁▃▂█5.076.3246.24810.768NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive NANANA6.304NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive NANANA17.481NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
us-gaap:StockholdersEquity █████████▇▇▇▇▅▄▄▄▃▂▂▂▁1286.7631268.5021280.4071293.0431291.2211286.4721281.8081276.731262.3151257.8181257.6311250.1011225.5121095.4471032.5571018.13986.221942.084880.725874.311840.086800.94NA771.945732.838672.396541.491519.884511.39476.145456.569447.599428.202404.707461.136447.08431.777418.161399.788NA368.528361.573NANANA
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest █▇█████▇▇▇▇▇▆▅▄▄▄▃▂▂▂▁1450.7181444.3591460.8621473.0551468.1071487.8821472.8581441.6971417.2311403.2771399.2211384.2151353.8751243.0331180.2081178.8931139.71100.0311031.7621016.827989.876932.194NA914.455863.489783.004634.757596.168573.721528.202497.579482.859456.827430.3485.946470.504453.645435.527415.602NA382.94375.901363.975363.159296.566
us-gaap:AdditionalPaidInCapitalCommonStock ████████▇▇▇▇▇▃▂▃▂▂▁▁▁▁467.806466.994462.498460.4459.668458.908454.9453.943449.002444.962440.958442.569438.56316.073312.789315.306310.074305.992281.754282.886278.88272.502NA280.422295.444293.407199.893219.062235.763239.124252.564260.504259.864258.282255.738254.359252.256251.309245.776NA244.028242.286NANANA
us-gaap:RetainedEarningsAccumulatedDeficit ▇▇▇████▇▇▇▇▇▆▆▅▄▄▃▃▂▂▁858.947848.192866.367885.46894.619875.885871.3867.602847.433840.478846.018830.898808.202783.495728.755709.103691.808665.442637.026618.178590.725561.198NA522.182458.599396.25357.523311.175282.559239.405205.817190.23174.842154.126210.156196.317185.89178.485159.368NA141.699127.182NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ▄▃▃▂▁▃▃▃▄▅▅▆▆█▇█▇▅▄▅▅▅-39.99-46.684-48.458-52.817-63.066-48.321-44.392-44.815-34.12-27.622-29.345-23.366-21.25-4.121-8.987-6.279-15.661-29.35-38.055-26.753-29.519-32.76NA-30.659-21.205-17.261-15.925-10.353-6.932-2.384-1.812-3.135-6.504-7.701-4.758-3.596-6.369-11.633-5.356NA-17.199-7.895NANANA
us-gaap:MinorityInterest ▄▆▆▆▆█▇▅▄▃▂▂▁▃▃▄▃▄▃▂▃▁163.955175.857180.455180.012176.886201.41191.05164.967154.916145.459141.59134.114128.363147.586147.651160.763153.479157.947151.037142.516149.79131.254NA142.51130.651110.60893.26676.28462.33152.05741.0135.2628.62525.59324.8123.42421.86817.36615.814NA14.41214.328NANANA
 us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest▅▆▆▁▂▅▄▂▅▅▄▅█▄▃3.5174.5164.4350.7321.1324.0332.8261.1644.0024.0193.1364.0166.1173.4232.544NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents us-gaap:AdditionalPaidInCapital▄▅▅▁▁▄▃▁▄▄▃▄▆▄▃▅▆▅▄▄█▆3.5174.5164.4350.7321.1324.0332.8261.1644.0024.0193.1364.0166.1173.4232.5445.1816.2084.2854.1524.0197.7435.439NA5.3016.2835.9833.7823.4114.833.5931.5031.3591.4591.9561.4151.8861.992.8631.748NA1.7422.1122.407NANA
 us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents us-gaap:Parent▄▅▅▁▁▄▃▁▄▄▃▄▆▄▃▅▆▅▄▄█▆3.5174.5164.4350.7321.1324.0332.8261.1644.0024.0193.1364.0166.1173.4232.5445.1816.2084.2854.1524.0197.7435.439NA5.3016.2835.9833.7823.4114.833.5931.5031.3591.4591.9561.4151.8861.992.8631.748NA1.7422.1122.407NANA
  2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
us-gaap:NetCashProvidedByUsedInOperatingActivities ▃▁▃▇█▂▂▅▄▂▁▄▅▄▂█-29.064-103.4458.671183.229222.206-62.855-70.31972.88252.499-49.503-97.11923.71587.27932.001-39.654207.673NANANANANANANANANANANANANANANA-13.45585.355-14.35159.073-25.48562.42361.5491.076NA-8.99243.055-25.562-4.299-47.446
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇▇▇▇█▇▇▁▇▇▇▆▇▇█▆-15.286-9.107-24.899-5.48522.2023.5677.199-385.359-14.918-39.915-3.789-73.565-41.761-10.0645.167-62.242NANANANANANANANANANANANANANANA6.08823.4522.521-3.554-16.26-45.598-27.65-6.475NA-9.224-23.135-30.111-8.181-7.837
us-gaap:NetCashProvidedByUsedInFinancingActivities ▄▂▁▁█▂▂▇▂▂▃▂▂▂▂▃72.644-16.624-97.973-84.713335.955-20.689-14.098279.668-15.878-22.43135.542-7.26-29.543-28.574-23.89-2.537NANANANANANANANANANANANANANANA-10.927-43.429-10.573-40.08828.358-12.303-26.31915.77NA-5.942-0.492-9.10761.5496.041
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect ▃▁▁▃█▁▂▂▂▁▂▂▂▂▂34.776-130.981-108.99398.125565.494-83.782-76.237-42.60918.012-108.585-67.805-59.6264.29-5.362-20.113NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
us-gaap:DeferredIncomeTaxExpenseBenefit ▆█▆▆▅▆▅▆▃▅▅▅▅▁▅▄█▆▆▆▅▄3.22814.6312.3381.961-4.736-0.199-6.5150.253-17.073-1.045-2.36-1.671-3.745-29.215-5.865-12.43814.543-0.4842.7561.208-4.856-8.306NA3.019-14.906-2.0-3.8520.6072.058-5.297-1.7340.286-0.271-13.5943.2630.946.816-1.0272.163NA3.6657.675-9.9455.082-0.413
us-gaap:DepreciationDepletionAndAmortization ▆▆▆▇▅██▅▄▄▄▃▃▃▃▃▂▁▂▄▁▁24.76924.82226.04627.39823.11430.00329.33522.89820.01820.11520.719.19518.70718.08418.3718.51316.03614.98515.59521.66413.83914.868NA12.97411.89810.8610.34812.059.59810.0719.85610.8979.92410.12510.47510.92311.76810.28110.433NA9.88910.1199.5489.3079.319
us-gaap:IncreaseDecreaseInAccountsReceivable ▇▅▅▃▁▅▁▅▄▆▂█▅▄▇▄▂█▅▆▄▄38.4254.3586.377-24.895-64.32212.379-58.48814.904-4.62831.536-54.83458.571-0.701-9.82935.51-1.837-40.16262.0155.25617.718-16.023-10.533NA40.889-22.4212.51314.062-7.806-2.47733.126-26.20519.305-8.17618.578-18.59415.515-27.334-1.53124.789NA-33.68745.12527.06718.8985.462
us-gaap:IncreaseDecreaseInInventories ▇▇▅▁▃▅▇▅▆█▇▆▅▅▆▄▆▅▇▃▆▅57.28948.409-13.404-154.052-67.713-14.50469.662-26.64515.42591.34363.04522.322-5.941-6.116.311-44.42229.536-21.43539.108-69.05737.268-22.196NA0.27418.9438.47448.7967.642-12.04730.869-22.32513.178-28.159-18.094-14.25741.465-30.457-17.0039.663NA34.08833.57338.730.38844.175
us-gaap:NetCashProvidedByUsedInOperatingActivities ▃▁▃▇█▂▂▅▄▂▁▄▅▄▂█-29.064-103.4458.671183.229222.206-62.855-70.31972.88252.499-49.503-97.11923.71587.27932.001-39.654207.673NANANANANANANANANANANANANANANA-13.45585.355-14.35159.073-25.48562.42361.5491.076NA-8.99243.055-25.562-4.299-47.446
us-gaap:NetIncomeLoss ▅▄▄▄▆▅▅▆▅▄▅▆▆█▆▅▆▆▆▆▆▇▇██▇▇▆▇▆▅▅▅▁▅▅▅▅▅▅▅▅▄▄▄19.737-9.065-9.972-0.10327.77213.6297.66935.10715.2482.76517.95630.93532.95161.64226.25323.74632.82334.53624.96233.5635.35244.86844.86869.43366.88442.81150.35132.78647.35633.58815.58715.38820.716-56.0313.83910.4277.40419.11717.6717.6714.51712.634-3.314-0.55-2.304
us-gaap:ProfitLoss ▄▃▃▄▅▄▅▆▅▄▅▅▅▆▅▅▅▆▆▆▆▇▇██▇▆▅▆▆▄▅▅▁▄▄▄▄▄▄▄▄▃▄▃20.035-13.921-6.6297.69135.86920.01524.01150.79925.8475.78323.38237.15836.23965.28933.37732.25431.24149.00147.96660.36359.53266.21666.21698.71397.95670.32561.04635.98260.13346.09620.55322.99723.29-55.62414.39212.5619.86220.72517.25517.25513.32813.536-2.804-0.293-2.052
us-gaap:ShareBasedCompensation ▄▄▄▁▂▄▃▁▄▄▃█▇▆▆▇▇▅▅▅▇▅3.54.54.4350.7321.04.13.1570.3613.54.13.1949.0037.76.65.9397.428.25.55.3434.9828.35.4NA5.3016.2836.03.7823.4114.8313.5921.5031.3591.4591.9561.0011.8862.0333.2341.748NA1.7422.1122.4071.2731.281
  2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
us-gaap:NetCashProvidedByUsedInInvestingActivities ▇▇▇▇█▇▇▁▇▇▇▆▇▇█▆-15.286-9.107-24.899-5.48522.2023.5677.199-385.359-14.918-39.915-3.789-73.565-41.761-10.0645.167-62.242NANANANANANANANANANANANANANANA6.08823.4522.521-3.554-16.26-45.598-27.65-6.475NA-9.224-23.135-30.111-8.181-7.837
us-gaap:PaymentsToAcquireProductiveAssets ▁▁▄▁▂▂▂▅▅▆▃▅▆▂▃▃▃▁▁█▂▁12.42111.74938.60411.55314.49217.61823.21648.28851.76969.49928.67758.19265.15323.6129.89332.21732.6548.6112.58487.30623.73312.379NA15.59530.09722.03622.54231.31435.70517.9939.9876.54211.1514.15210.38425.14145.76836.40420.706NA15.00724.61329.55718.59611.536
  2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
us-gaap:NetCashProvidedByUsedInFinancingActivities ▄▂▁▁█▂▂▇▂▂▃▂▂▂▂▃72.644-16.624-97.973-84.713335.955-20.689-14.098279.668-15.878-22.43135.542-7.26-29.543-28.574-23.89-2.537NANANANANANANANANANANANANANANA-10.927-43.429-10.573-40.08828.358-12.303-26.31915.77NA-5.942-0.492-9.10761.5496.041
us-gaap:PaymentsOfDividends ▅▅▅▅▅█▁▄▄█▁▄▄▆▁▄▄▃▃▃▃▆8.8368.8669.188.8299.03216.9690.3438.1218.42116.1840.4678.0488.3213.2270.3196.2716.4815.9916.1475.9415.78711.47NA0.1054.4224.053NANANANANANANANANANANANANANANANANANANA
  2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2024NANANA2.875e-062.8750000000000003e-082.8750000000000003e-082.8750000000000003e-082.8750000000000003e-082.8750000000000003e-082.8750000000000003e-082.8750000000000003e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument gbx:TwoPointTwoFiveConvertibleSeniorNotesDue2024NANANA2.25e-062.25e-082.25e-082.25e-082.25e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA

Common Stock Shares Outstanding

us-gaap:CommonStockSharesOutstanding

us-gaap:CommonStockSharesOutstanding


Common
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value32323232323232323232323232282828282828282828282828262627272728282727272727262625
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockSharesOutstanding us-gaap:StatementEquityComponents

us-gaap:CommonStock


Common
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312012-08-312011-08-31
Value3232323232323232323232323228282828282828282828282826262727272828272725
Percentage of CommonStockSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-05-312021-02-282020-11-302020-05-312020-02-292019-11-302019-05-312019-02-282018-11-302018-05-312018-02-282017-11-302017-05-312017-02-282016-11-302016-05-312016-02-292015-11-302015-05-312015-02-282014-11-302014-05-312014-02-282013-11-302013-05-312013-02-282012-11-302012-05-312012-02-292011-11-302011-05-312011-02-282010-11-30
Value333232333333333333323232323232323232333333343434263433333333242321
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-05-312021-02-282020-11-302020-05-312020-02-292019-11-302019-05-312019-02-282018-11-302018-05-312018-02-282017-11-302017-05-312017-02-282016-11-302016-05-312016-02-292015-11-302015-05-312015-02-282014-11-302014-05-312014-02-282013-11-302013-05-312013-02-282012-11-302012-05-312012-02-292011-11-302011-05-312011-02-282010-11-30
Value323232323232323232322929292929292929272727272828262727262625242321
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
Value0.61-0.28-0.300.850.420.241.080.470.080.550.951.032.10.90.811.121.190.861.151.221.541.542.362.231.541.861.191.691.20.550.540.74-2.10.510.380.270.710.660.660.570.5-0.14-0.02-0.11
Percentage of EarningsPerShareBasic100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
Value0.59-0.28-0.300.830.410.231.060.460.080.540.941.011.910.830.751.031.090.791.061.121.411.412.152.021.331.571.011.431.030.50.490.64-2.10.450.350.260.610.570.570.480.42-0.14-0.02-0.11
Percentage of EarningsPerShareDiluted100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302010-11-30
Value26-7.291-5.61310139.78.092248.754.48811281566233346431336384259624144294233161821-58.97412131212293.877-2.19
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.9-2.5-1.41.61.71.61.12.71.00.72.04.22.510.64.25.410.67.62.56.16.36.47.58.25.87.15.96.95.63.43.84.5-13.63.03.22.92.56.41.0-1.1

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest


Comprehensive
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-30
Value0.295-4.8493.347.8238.0966.3841615103.0125.4116.2223.2663.6557.128.53-1.5821423262421293127103.14812124.9867.652.5930.374-0.549-2.1792.5021.4970.3291.336
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.1-1.60.81.21.11.02.11.71.20.50.90.90.50.61.31.4-0.42.64.24.53.93.23.64.13.81.70.62.12.11.01.60.50.1-0.1-0.50.60.30.10.3

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest


Comprehensive
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-31
Value26-12.14-2.2731721162440197.517351970304144573663626489946855325545212624-58.613151514293.8778.906-1.607
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.9-4.1-0.62.82.82.63.24.42.31.12.95.13.011.15.56.810.210.26.610.610.29.611.112.39.78.86.69.07.74.45.45.1-13.53.13.73.42.86.41.02.0-0.5

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold


Cost
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
Value375277362569655537677780749604531583532523470511349447439475485549549617590565504406512149.8539.3819.1139.8089.1077.6279.5888.8259.2959.2959.663109.2548.7259.12
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax83.394.089.989.585.986.288.085.487.691.888.084.683.183.384.083.779.679.079.679.979.382.182.177.077.279.180.182.282.82.52.01.91.92.32.21.82.21.72.02.02.42.32.93.14.6

Cost Of Revenue

us-gaap:CostOfRevenue

us-gaap:CostOfRevenue


Cost
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
Value375277362569655537677780749604531583532523470511349447439475485549549617590565504406512496444428423383374367388445406406351391279257175
Percentage of CostOfRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax83.394.089.989.585.986.288.085.487.691.888.084.683.183.384.083.779.679.079.679.979.382.182.177.077.279.180.182.282.883.788.587.487.588.588.688.587.787.888.888.888.388.588.090.688.1

us-gaap:CostOfRevenue us-gaap:StatementBusinessSegments

gbx:LeasingAndServices


Cost
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-30
Value8.8579.51318101730131338431314191416162625182363105105118.889108.844149.706149.8539.3819.1139.8089.1077.627
Percentage of CostOfRevenue2.43.45.11.82.65.72.01.75.27.22.52.53.62.73.63.17.55.64.14.813.019.319.31.91.51.81.83.51.93.02.22.22.12.62.42.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.03.24.61.62.34.91.71.44.66.62.22.13.02.23.02.66.04.53.33.910.315.815.81.41.21.41.42.81.62.52.01.91.92.32.21.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gbx:LeasingAndServices32.443.464.246.862.672.252.749.378.675.654.645.152.149.056.157.971.366.262.964.583.285.485.446.438.042.039.749.446.340.842.246.149.347.246.434.2

gbx:Manufacturing


Cost
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-30
Value292201280498562422581686590442417489427429380425245346356382352361361533506465403316404351306311308253262258
Percentage of CostOfRevenue78.072.677.587.585.978.685.987.978.873.278.583.980.381.981.083.270.277.581.180.572.665.965.986.385.782.479.977.778.970.969.072.672.766.070.170.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax65.068.369.778.373.867.775.675.069.067.369.171.066.768.268.169.655.861.264.664.357.654.154.166.466.265.264.063.865.459.361.063.563.758.462.162.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gbx:Manufacturing85.599.891.090.686.286.288.585.586.793.188.685.783.983.884.483.777.377.878.579.076.979.679.676.377.078.579.883.282.182.788.286.687.784.595.595.6

gbx:WheelsRepairAndParts


Cost
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-30
Value7366626075848181119118100798580726977756498129127107106120103101
Percentage of CostOfRevenue19.724.017.410.711.515.712.110.516.019.619.013.616.115.415.413.722.316.914.819.226.128.825.225.131.427.527.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.422.615.69.69.813.510.68.914.018.016.711.513.412.813.011.417.813.311.815.921.925.522.022.027.824.424.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gbx:WheelsRepairAndParts91.193.196.194.091.492.594.695.395.994.693.092.490.891.092.993.091.591.393.393.592.393.795.293.390.192.190.5

Gains Losses On Extinguishment Of Debt

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:GainsLossesOnExtinguishmentOfDebt


Gains
Period End2021-04-302021-05-312011-08-312011-05-31
Value-4800000.0-4763000.0-5650000.0-10007000.0
Percentage of GainsLossesOnExtinguishmentOfDebt100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-1.1-1.3-3.2

Gross Profit

us-gaap:GrossProfit

us-gaap:GrossProfit


Gross
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
Value75174067107869213310653721051081058999891181121191271191191841741491258810696576160504847546151514651382623
Percentage of GrossProfit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.76.010.110.514.113.812.014.612.48.212.015.416.916.716.016.320.421.020.420.120.717.917.923.022.820.919.917.817.216.311.512.612.511.511.411.512.312.211.211.211.711.512.09.411.9

Income Loss From Continuing Operations Before Income Taxes Minority Interest And Income Loss From Equity Method Investments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments


Income
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
Value10-35.295-13.2171059252868438.8173250655354484075708080909014313310090519462303335-52.9772017202922222119-2.5660.382-2.076
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.4-11.9-3.31.77.84.13.87.55.11.35.37.310.18.69.78.09.213.412.813.513.113.613.617.817.514.014.410.415.310.56.16.87.3-12.24.74.14.75.74.94.95.44.3-0.80.1-1.0

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterest


Income
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-28
Value-1.853-1.648-1.618-2.51-2.494-0.229-0.408-0.395-0.391-0.92
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments-17.34.712.2-23.2-4.2-0.9-1.4-0.6-0.9-10.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.4-0.6-0.4-0.4-0.3-0.0-0.1-0.0-0.0-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.0

Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterest


Income
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-28
Value-1.389-1.274-1.241-1.853-1.845-0.168-0.309-0.378-0.306-0.701
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.3-0.4-0.3-0.3-0.2-0.0-0.0-0.0-0.0-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.0

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
Value-6.914-21.752-7.3322.306247.4635.99417132.2489.1351015-11.30118108.656242019222525443530291635169.88310122.7295.594.586108.6555.3485.3487.7974.376-0.3010.1-0.611
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-1.5-7.4-1.80.43.21.20.81.91.50.31.51.52.5-1.83.21.72.04.43.73.33.73.83.85.64.74.34.73.25.82.72.02.12.50.61.31.12.41.71.21.22.01.0-0.10.0-0.3

us-gaap:IncomeTaxExpenseBenefit us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterest


Income
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-28
Value-0.464-0.374-0.377-0.657-0.649-0.061-0.099-0.017-0.085-0.219
Percentage of IncomeTaxExpenseBenefit6.71.75.1-28.5-2.7-0.8-1.7-0.1-0.7-9.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.1-0.1-0.1-0.1-0.1-0.0-0.0-0.0-0.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome us-gaap:AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.0

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet

us-gaap:IncomeTaxesPaidNet


Income
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value2.8081.9295.203231013111614247.4874.20441200.3854.693218.38510471414485237222827121117138.1161.4436.8454.5886.4960.13-2.613-0.1890.3530.4310.082
Percentage of IncomeTaxesPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.60.71.33.71.42.21.51.81.73.61.20.66.53.20.10.85.01.51.98.02.42.26.06.85.23.55.84.52.12.33.62.71.90.31.61.01.30.0-0.7-0.00.10.20.0

Interest Paid Net

us-gaap:InterestPaidNet

us-gaap:InterestPaidNet


Interest
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-31
Value4.9159.4086.347145.1495.0076.6016.982.756.861.745.7983.8465.5723.6625.462
Percentage of InterestPaidNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.13.21.62.30.70.80.90.80.31.00.30.80.60.90.70.9

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
Value19-9.065-9.972-0.10327137.66935152.7651730326126233234243335444469664250324733151520-56.0313107.4041917171412-3.314-0.55-2.304
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.4-3.1-2.5-0.03.62.21.03.81.80.43.04.55.19.84.73.97.56.14.55.65.86.76.78.78.76.08.06.67.75.73.13.14.3-12.93.32.51.73.83.93.93.62.9-1.0-0.2-1.2

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest


Net
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
Value0.298-4.8563.3437.7948.0976.3861615103.0185.4266.2233.2883.6477.1248.508-1.582142326242121293127103.19612124.9667.6092.5740.4060.5532.1342.4581.608-0.415-0.415-1.1890.9020.510.2570.252
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.1-1.60.81.21.11.02.11.71.20.50.90.90.50.61.31.4-0.42.64.24.53.93.23.23.64.13.91.70.62.12.11.01.60.50.10.10.50.60.3-0.1-0.1-0.30.20.20.10.1

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
Value25-25.727-2.114216638417653183659716061574881728384929214813510492549967343839-47.072262327352929263117108.228
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax5.7-8.7-0.53.48.86.25.48.46.22.76.08.611.29.711.09.511.014.413.214.013.713.813.818.517.714.614.711.016.011.46.97.88.1-10.96.25.66.17.06.46.46.87.05.43.84.1

us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems

us-gaap:CorporateNonSegment


Operating
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-30
Value-22.085-17.364-17.49-15.631-17.255-23.782-22.25-28.901-25.438-19.789-21.161-24.299-23.146-23.548-22.135-20.766-20.752-19.307-20.965-19.617-22.693-17.323-18.58-19.579-27.166-16.131-16.603-13.895-13.684-8.72-8.388
Percentage of OperatingIncomeLoss-85.967.5827.3-73.1-25.8-61.9-53.3-37.8-47.8-109.6-58.0-41.1-32.4-38.7-36.0-35.9-42.8-23.7-28.9-23.5-27.0-18.7-12.5-14.4-26.0-17.4-30.5-14.0-20.3-25.2-21.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.9-5.9-4.3-2.5-2.3-3.8-2.9-3.2-3.0-3.0-3.5-3.5-3.6-3.7-4.0-3.4-4.7-3.4-3.8-3.3-3.7-2.6-2.3-2.6-3.8-2.6-3.4-2.2-2.3-1.7-1.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:CorporateNonSegment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:IntersegmentElimination


Operating
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-31
Value-2.839-0.72-6.781-10.512-14.156-14.217-0.924-15.28-7.721-3.601-6.197-6.189-10.281-7.989-6.306-3.838-2.288-2.436-5.862-26.462-2.235-3.911-7.393-19.652-12.329-19.289-14.754-8.307-9.807-5.462-2.9-8.974-2.88
Percentage of OperatingIncomeLoss-11.02.8320.8-49.1-21.2-37.0-2.2-20.0-14.5-19.9-17.0-10.5-14.4-13.1-10.3-6.6-4.7-3.0-8.1-31.7-2.7-4.2-5.0-14.5-11.8-20.8-27.1-8.4-14.5-15.8-7.6-22.96.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.6-0.2-1.7-1.7-1.9-2.3-0.1-1.7-0.9-0.5-1.0-0.9-1.6-1.3-1.1-0.6-0.5-0.4-1.1-4.4-0.4-0.6-0.9-2.6-1.7-3.1-3.0-1.3-1.7-1.1-0.6-1.9-0.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination23.614.026.50.080.869.712.00.016.66.122.00.015.129.324.10.07.926.146.80.013.837.854.70.063.778.353.60.074.870.764.10.053.1

us-gaap:OperatingSegments


Operating
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-30
Value-22.085-17.364-17.49-15.631-17.255-23.782-22.25-28.901-25.438-19.789-21.161
Percentage of OperatingIncomeLoss-85.967.5827.3-73.1-25.8-61.9-53.3-37.8-47.8-109.6-58.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-4.9-5.9-4.3-2.5-2.3-3.8-2.9-3.2-3.0-3.0-3.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments0.00.00.00.00.00.00.00.00.00.00.0

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

us-gaap:IntersegmentElimination, gbx:LeasingAndServices


Operating
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-30
Value2.2720.6344.2851014141.289134.9132.101-5.452-1.75-3.38-3.794-1.372-18.7010.4271.9245.252.6570.6013.1336.709106-11.722-18.62713
Percentage of OperatingIncomeLoss8.8-2.5-202.749.221.637.43.117.19.211.6-15.0-3.0-4.7-6.2-2.2-32.40.92.47.23.20.73.44.578.3-11.2-20.124.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.50.21.11.71.92.30.21.40.60.3-0.9-0.3-0.5-0.6-0.2-3.10.10.31.00.40.10.50.813.9-1.6-3.02.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination gbx:LeasingAndServices99.457.091.90.097.494.473.70.084.072.290.90.087.086.985.50.071.891.198.40.0100.0100.0100.00.0100.0100.0100.0

us-gaap:IntersegmentElimination, gbx:Manufacturing


Operating
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312016-08-312016-05-312016-02-292015-08-312015-05-312015-02-282014-11-30
Value0.4920.12.505-0.0190.0950.001-0.0231.5792.02.358-0.433-3.905-6.215-3.415-4.186-2.0441.022230.9230.0171.590.0-0.0090.786
Percentage of OperatingIncomeLoss1.9-0.4-118.5-0.10.10.0-0.12.13.813.1-1.2-6.6-8.7-5.6-6.8-3.52.128.01.10.01.20.0-0.01.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.10.00.6-0.00.00.0-0.00.20.20.4-0.1-0.6-1.0-0.5-0.7-0.30.23.90.20.00.20.0-0.00.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination gbx:Manufacturing6.64.112.20.08.34.8-23.70.06.85.07.00.011.624.524.90.05.30.016.50.00.0-0.011.110.6

us-gaap:IntersegmentElimination, gbx:WheelsRepairAndParts


Operating
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value0.075-0.014-0.0090.003-0.393-0.168-0.3420.640.808-0.858-0.312-4.9620.6860.78-0.748
Percentage of OperatingIncomeLoss0.30.10.40.0-0.6-0.4-0.80.81.5-4.8-0.9-8.41.01.3-1.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-0.0-0.00.0-0.1-0.0-0.00.10.1-0.1-0.1-0.70.10.1-0.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination gbx:WheelsRepairAndParts3.3-0.9-3.00.0-25.7-3.3-5.80.07.0-9.72.00.06.38.79.7

us-gaap:OperatingSegments, gbx:LeasingAndServices


Operating
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-30
Value147.05410172627112320232219301929117.5111112118.89927162922282416231511
Percentage of OperatingIncomeLoss56.6-27.4-481.379.739.470.726.531.338.1128.163.032.542.132.748.119.115.514.517.414.010.629.811.221.621.630.744.516.735.443.530.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax3.22.42.52.73.44.41.42.62.43.53.82.84.73.25.31.81.72.12.32.01.54.12.13.83.24.54.92.74.03.02.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gbx:LeasingAndServices49.130.630.50.062.146.940.80.036.538.476.10.074.060.093.40.020.129.437.20.011.621.752.60.063.469.558.10.065.864.556.7

us-gaap:OperatingSegments, gbx:Manufacturing


Operating
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-30
Value31-17.11612296846539674163766686657685885831139378153138115905273613038
Percentage of OperatingIncomeLoss123.866.5-576.7138.7102.6120.0127.1125.9139.390.6102.3112.096.0109.493.0118.9121.6104.7114.7135.5111.385.3103.5102.1110.898.297.173.790.587.0100.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.1-5.83.04.79.07.46.910.58.72.56.29.610.710.610.211.213.415.115.119.015.311.819.218.116.214.410.711.810.36.07.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gbx:Manufacturing9.1-8.43.70.010.59.48.10.010.43.17.80.012.212.712.20.017.519.218.40.020.217.322.00.019.518.013.60.014.48.710.7

us-gaap:OperatingSegments, gbx:WheelsRepairAndParts


Operating
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302014-08-312014-05-31
Value4.2482.419-0.2090.8163.3923.1520.7720.449-8.0121.9653.5594.1826.2325.8993.166315.997
Percentage of OperatingIncomeLoss16.5-9.49.93.85.18.21.80.6-15.110.99.87.18.79.75.232.08.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.90.8-0.10.10.40.50.10.0-0.90.30.60.61.00.90.65.11.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gbx:WheelsRepairAndParts5.13.3-0.30.04.13.30.80.0-5.91.52.90.05.96.03.70.04.2

us-gaap:OperatingIncomeLoss us-gaap:StatementBusinessSegments

gbx:LeasingAndServices


Operating
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-05-312013-02-282012-11-30
Value126.425.896.5211129.77710152117172616287.5417.0849.8897.399.0558.298249.95810109.81111-9.456231511121113
Percentage of OperatingIncomeLoss47.8-25.0-278.630.517.733.323.414.228.8116.548.029.537.326.545.913.114.612.110.210.89.926.46.77.510.410.620.3-9.535.443.530.2-26.143.556.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax2.72.21.51.01.62.11.31.21.83.22.92.54.22.65.01.21.61.71.31.51.43.61.21.31.51.62.2-1.54.03.02.42.82.73.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gbx:LeasingAndServices44.929.320.529.743.030.038.541.230.936.772.454.272.656.093.827.219.226.025.825.310.919.739.843.645.444.138.8-45.165.864.556.759.158.658.7

gbx:Manufacturing


Operating
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-05-312013-02-282012-11-30
Value31-17.2169.68629684653947213366262635268578583899278153138115905273613038212115
Percentage of OperatingIncomeLoss121.966.9-458.2138.8102.4120.0127.2123.8135.677.5101.1105.487.3103.886.2118.9119.5104.7114.7107.6110.285.3103.5102.1110.898.295.673.690.587.0100.2-45.881.667.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.0-5.82.44.79.07.46.910.48.42.16.19.09.710.09.511.213.215.115.115.115.111.819.218.116.214.410.511.810.36.07.85.05.13.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gbx:Manufacturing9.2-8.53.15.410.59.48.111.810.62.97.810.912.212.311.713.518.319.218.418.520.217.322.021.019.518.013.714.814.48.710.77.27.85.7

gbx:WheelsRepairAndParts


Operating
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value4.1732.433-0.20.8133.7853.321.114-0.191-8.822.8233.2473.6485.5465.1192.418
Percentage of OperatingIncomeLoss16.2-9.59.53.85.78.62.7-0.2-16.615.68.96.27.88.43.9
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.90.8-0.00.10.50.50.1-0.0-1.00.40.50.50.90.80.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gbx:WheelsRepairAndParts5.23.4-0.31.34.63.61.3-0.2-7.12.33.04.35.95.83.1

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-30
Value6.6911.7814.35610-14.746-3.9310.417-10.702-6.5071.717-5.994-2.117-17.1514.874-2.7129.404138.705-11.3022.7753.256-2.09-9.527-3.948-1.353-5.659-3.469-4.596-0.5791.3433.411.216-2.976-1.1652.8185.436-6.38811-9.451
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.50.61.11.6-1.9-0.60.1-1.2-0.80.3-1.0-0.3-2.70.8-0.51.53.11.5-2.00.50.5-0.3-1.2-0.5-0.2-0.9-0.7-0.7-0.10.30.70.3-0.7-0.30.71.2-1.32.6-2.4

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Other
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value6.6911.7814.35610-14.746-3.9310.417-10.702-6.5071.717-5.994-2.117-17.1514.874-2.712
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.50.61.11.6-1.9-0.60.1-1.2-0.80.3-1.0-0.3-2.70.8-0.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-30
Value6.6941.7744.35910-14.745-3.9290.423-10.695-6.4981.723-5.979-2.116-17.1294.866-2.7089.382138.705-11.3022.7663.241-2.101-9.454-3.944-1.336-5.572-3.421-4.548-0.5721.3233.3691.197-2.943-1.1622.7735.264-6.27711-9.304
Percentage of OtherComprehensiveIncomeLossNetOfTax100.099.6100.199.7100.099.9101.499.999.9100.399.7100.099.999.899.999.8100.0100.0100.099.799.5100.599.299.998.798.598.699.098.898.598.898.498.999.798.496.898.399.398.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.50.61.11.6-1.9-0.60.1-1.2-0.80.3-1.0-0.3-2.70.8-0.51.53.11.5-2.00.50.5-0.3-1.2-0.5-0.2-0.9-0.7-0.7-0.10.30.70.2-0.7-0.30.71.2-1.22.6-2.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Other
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-30
Value-0.0030.007-0.0030.029-0.001-0.002-0.006-0.007-0.009-0.006-0.015-0.001-0.0220.008-0.0040.0090.0150.011-0.073-0.004-0.017-0.087-0.048-0.048-0.0070.020.0410.019-0.033-0.0030.0450.044-0.1110.086-0.147
Percentage of OtherComprehensiveIncomeLossNetOfTax-0.00.4-0.10.30.00.1-1.40.10.1-0.30.30.00.10.20.10.30.5-0.50.80.11.31.51.41.01.21.51.21.61.10.31.60.81.70.71.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-0.00.0-0.00.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.0-0.00.00.00.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.00.0-0.0-0.00.00.0-0.00.0-0.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Other
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-30
Value6.6941.7744.35910-14.745-3.9290.423-10.695-6.4981.723-5.979-2.116-17.1294.866-2.7089.382138.705-11.3022.7663.241-2.101-9.454-3.944-1.336-5.572-3.421-4.548-0.5721.3233.3691.197-2.943-1.1622.7735.264-6.27711-9.304
Percentage of OtherComprehensiveIncomeLossNetOfTax100.099.6100.199.7100.099.9101.499.999.9100.399.7100.099.999.899.999.8100.0100.0100.099.799.5100.599.299.998.798.598.699.098.898.598.898.498.999.798.496.898.399.398.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.50.61.11.6-1.9-0.60.1-1.2-0.80.3-1.0-0.3-2.70.8-0.51.53.11.5-2.00.50.5-0.3-1.2-0.5-0.2-0.9-0.7-0.7-0.10.30.70.2-0.7-0.30.71.2-1.22.6-2.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
Value20-13.921-6.6297.69135202450255.7832337366533323149476059666698977061356046202223-55.62414129.8622017171313-2.804-0.293-2.052
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.5-4.7-1.61.24.73.23.15.63.00.93.95.45.710.46.05.37.18.78.710.19.79.99.912.312.89.89.77.39.77.84.14.74.8-12.83.43.02.24.13.83.83.33.1-0.9-0.1-1.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Profit
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value19-13.247-6.2237.18536202350268.5952438386734
Percentage of ProfitLoss98.695.293.993.4100.5104.799.399.6103.5148.6105.6103.7105.3103.3102.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.4-4.5-1.51.14.73.43.15.53.11.34.15.65.910.76.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gbx:RedeemableNoncontrollingInterest


Profit
Period End2021-05-312021-02-28
Value0.286-0.674
Percentage of ProfitLoss1.44.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.1-0.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gbx:RedeemableNoncontrollingInterest0.00.0

us-gaap:NoncontrollingInterest


Profit
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value0.012-4.1823.7497.2888.2687.3271615115.836.7457.595.1995.818.06310-1.5821423262421293127103.19612124.9667.6092.5740.4070.5522.1342.4581.608-0.415-1.1890.9020.510.2570.252
Percentage of ProfitLoss0.130.0-56.694.823.136.667.430.544.5100.828.820.414.38.924.233.0-5.129.548.044.440.632.229.731.739.117.58.921.227.124.233.111.1-0.73.817.024.97.8-2.4-8.96.7-18.2-87.7-12.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-1.40.91.11.11.22.11.71.30.91.11.10.80.91.41.7-0.42.64.24.53.93.23.64.13.91.70.62.12.11.01.60.50.10.10.50.60.3-0.1-0.30.20.20.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Profit
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value19-9.065-9.972-0.10327137.66935152.76517303261262332342433354469664250324733151520-56.0313107.40519171412-3.315-0.55-2.304
Percentage of ProfitLoss98.565.1150.4-1.377.468.131.969.159.047.876.883.390.994.478.773.6105.170.552.055.659.467.870.368.360.982.591.178.872.975.866.988.9100.796.283.075.192.2102.4108.993.3118.2187.7112.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.4-3.1-2.5-0.03.62.21.03.81.80.43.04.55.19.84.73.97.56.14.55.65.86.78.78.76.08.06.67.75.73.13.14.3-12.93.32.51.73.83.93.62.9-1.0-0.2-1.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value19-9.065-9.972-0.10327137.66935152.76517303261262332342433354469664250324733151520-56.0313107.40519171412-3.315-0.55-2.304
Percentage of ProfitLoss98.565.1150.4-1.377.468.131.969.159.047.876.883.390.994.478.773.6105.170.552.055.659.467.870.368.360.982.591.178.872.975.866.988.9100.796.283.075.192.2102.4108.993.3118.2187.7112.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.4-3.1-2.5-0.03.62.21.03.81.80.43.04.55.19.84.73.97.56.14.55.65.86.78.78.76.08.06.67.75.73.13.14.3-12.93.32.51.73.83.93.62.9-1.0-0.2-1.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Revenue From Contract With Customer Excluding Assessed Tax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax


Revenue
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
Value450295402636762623769914856658604689641629559611439566552595612669669802765714630495618593502490484433423415443507458458398442317284198
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:ConsolidationItems

us-gaap:IntersegmentElimination


Revenue
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-31
Value-12.029-5.141-25.557-12.676-17.519-20.394-7.697-40.137-46.65-58.624-28.181-49.827-68.266-27.264-26.141-11.24-28.845-9.345-12.535-94.582-16.254-10.333-13.525-25.874-19.36-24.642-27.515-13.23-13.117-7.721-4.522-12.381-5.428
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-2.7-1.7-6.3-2.0-2.3-3.3-1.0-4.4-5.4-8.9-4.7-7.2-10.6-4.3-4.7-1.8-6.6-1.7-2.3-15.9-2.7-1.5-1.7-3.4-2.7-3.9-5.6-2.1-2.2-1.5-0.9-2.6-1.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-2.7-1.7-6.3-2.0-2.3-3.3-1.0-4.4-5.4-8.9-4.7-7.2-10.6-4.3-4.7-1.8-6.6-1.7-2.3-15.9-2.7-1.5-1.7-3.4-2.7-3.9-5.6-2.1-2.2-1.5-0.9-2.6-1.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:IntersegmentElimination, gbx:LeasingAndServices


Revenue
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-30
Value2.2861.1134.6651014151.749135.8482.911-5.99921-3.886-4.365-1.605-19.8520.5952.1125.3342.6570.6013.1336.709106-11.722-18.62713
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.50.41.21.71.92.40.21.50.70.4-1.03.1-0.6-0.7-0.3-3.20.10.41.00.40.10.50.813.9-1.6-3.02.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.50.41.21.71.92.40.21.50.70.4-1.03.1-0.6-0.7-0.3-3.20.10.41.00.40.10.50.813.9-1.6-3.02.7
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination gbx:LeasingAndServices100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IntersegmentElimination, gbx:Manufacturing


Revenue
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312016-08-312016-05-312015-08-312015-05-312015-02-282014-11-30
Value7.4512.425201.6831.1510.0210.097142946-6.201202-53.501-13.948-16.804-38.58219835.59515-0.033-0.0817.42
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.70.85.10.30.20.00.01.63.47.1-1.029.4-8.3-2.2-3.0-6.34.414.00.92.0-0.0-0.01.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax1.70.85.10.30.20.00.01.63.47.1-1.029.4-8.3-2.2-3.0-6.34.414.00.92.0-0.0-0.01.5
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination gbx:Manufacturing100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IntersegmentElimination, gbx:WheelsRepairAndParts


Revenue
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value2.2921.6030.3010.0951.5275.1335.85111118.858-15.98113108.951-7.732
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.50.50.10.00.20.80.81.31.41.3-2.62.01.71.4-1.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.50.50.10.00.20.80.81.31.41.3-2.62.01.71.4-1.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:IntersegmentElimination gbx:WheelsRepairAndParts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, gbx:LeasingAndServices


Revenue
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-30
Value292333324257273955603034403331313740333876127314235404129362320
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.67.88.35.25.69.33.54.46.59.25.05.06.35.35.75.28.57.16.26.512.519.04.05.55.06.58.44.76.14.64.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.67.88.35.25.69.33.54.46.59.25.05.06.35.35.75.28.57.16.26.512.519.04.05.55.06.58.44.76.14.64.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gbx:LeasingAndServices100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, gbx:Manufacturing


Revenue
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-30
Value349204329551654489657816710522477605563525468508336445454568464454698657593505387492425347359
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax77.669.281.786.685.878.585.589.483.079.479.187.887.983.583.783.276.678.782.295.575.767.987.185.983.080.278.279.771.769.273.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax77.669.281.786.685.878.585.589.483.079.479.187.887.983.583.783.276.678.782.295.575.767.987.185.983.080.278.279.771.769.273.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gbx:Manufacturing100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, gbx:WheelsRepairAndParts


Revenue
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302014-08-312014-05-31
Value8373656483969297136134124991059785109144
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.524.816.310.211.015.412.010.716.020.420.614.516.415.515.317.724.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.524.816.310.211.015.412.010.716.020.420.614.516.415.515.317.724.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:OperatingSegments gbx:WheelsRepairAndParts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:StatementBusinessSegments

gbx:LeasingAndServices


Revenue
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-30
Value2721282127422526495724323628302736382835751241242423232228203623201820192219242520
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.17.47.13.53.66.83.32.95.88.74.04.75.74.65.44.58.46.75.26.012.418.518.53.13.13.33.55.83.46.14.64.23.84.84.65.44.54.85.65.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax6.17.47.13.53.66.83.32.95.88.74.04.75.74.65.44.58.46.75.26.012.418.518.53.13.13.33.55.83.46.14.64.23.84.84.65.44.54.85.65.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gbx:LeasingAndServices100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gbx:Manufacturing


Revenue
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-30
Value341202308549653489657802681476471571510511451508317445454484458454454698657593505379492425347359351299275270366370328304
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax76.068.476.686.485.678.585.487.779.672.378.082.979.581.380.783.272.278.782.281.474.867.967.987.185.983.080.276.779.671.769.273.372.669.165.065.182.673.171.776.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax76.068.476.686.485.678.585.487.779.672.378.082.979.581.380.783.272.278.782.281.474.867.967.987.185.983.080.276.779.671.769.273.372.669.165.065.182.673.171.776.6
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gbx:Manufacturing100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gbx:WheelsRepairAndParts


Revenue
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-31
Value80716564829186851241251088594887875858269105140136113114133111112106128
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.024.216.310.210.814.611.39.414.619.018.012.414.714.113.912.319.414.612.617.023.727.223.123.530.826.527.024.025.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax18.024.216.310.210.814.611.39.414.619.018.012.414.714.113.912.319.414.612.617.023.727.223.123.530.826.527.024.025.4
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gbx:WheelsRepairAndParts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
Value450295402636762623769914856658604689641629559611439566552595612669669802765714630495618593502490484433423415443507458458398442317284198
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:SellingGeneralAndAdministrativeExpense


Selling
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
Value494343464954546054475051515047474239414043383836394532333634282626252426272824242322221717
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax10.914.710.87.36.58.87.16.66.47.38.37.48.18.08.47.79.77.07.56.87.15.75.74.65.26.45.26.85.95.95.65.35.55.85.96.36.25.75.55.55.85.07.16.29.0

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312010-08-31
Value32103059304631733279294729482990251325332515246524302432241223972173215518171837178518701893179017271690156915171450131412821289128513641395138413651376129913011072
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:OperatingSegments, gbx:LeasingAndServices


Assetsus-gaap:
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312013-08-312012-08-31
Value878851758739777897776708650704691578578565535535625505471518523551631549538516493436463508
Percentage of Assets27.427.824.923.323.730.526.323.725.927.827.523.523.823.322.222.328.823.526.028.229.329.533.430.731.230.631.428.735.936.7
Percentage of Assets27.427.824.923.323.730.526.323.725.927.827.523.523.823.322.222.328.823.526.028.229.329.533.430.731.230.631.428.735.936.7
Percentage of Assets us-gaap:OperatingSegments gbx:LeasingAndServices100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, gbx:Manufacturing


Assetsus-gaap:
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312013-08-312012-08-31
Value14131313126413011441153515681606114310939981020924911915914705724729701641624656675697663585521401402
Percentage of Assets44.042.941.541.043.952.153.253.745.543.239.741.438.137.538.038.132.433.640.138.235.933.434.737.740.439.337.334.431.129.1
Percentage of Assets44.042.941.541.043.952.153.253.745.543.239.741.438.137.538.038.132.433.640.138.235.933.434.737.740.439.337.334.431.129.1
Percentage of Assets us-gaap:OperatingSegments gbx:Manufacturing100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, gbx:UnallocatedIncludingCash


Assetsus-gaap:
Period End2021-05-312021-02-282020-11-302020-08-312019-08-312018-08-31
Value651616748861368559
Percentage of Assets20.320.124.627.112.322.7
Percentage of Assets20.320.124.627.112.322.7
Percentage of Assets us-gaap:OperatingSegments gbx:UnallocatedIncludingCash100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, gbx:WheelsRepairAndParts


Assetsus-gaap:
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312017-08-312016-08-312014-08-312013-08-312012-08-31
Value265277274271296314317306307341322306236275298318413
Percentage of Assets8.39.19.08.69.110.710.810.312.213.512.812.49.915.019.624.729.8
Percentage of Assets8.39.19.08.69.110.710.810.312.213.512.812.49.915.019.624.729.8
Percentage of Assets us-gaap:OperatingSegments gbx:WheelsRepairAndParts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:StatementGeographical

country:MX


Assetsus-gaap:
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-31
Value590628517791788524321348323
Percentage of Assets18.621.021.033.042.929.321.227.023.4
Percentage of Assets18.621.021.033.042.929.321.227.023.4
Percentage of Assets country:MX100.0100.0100.0100.0100.0100.0100.0100.0100.0

country:US


Assetsus-gaap:
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-31
Value235921101677130795711841115865982
Percentage of Assets74.370.668.054.552.166.273.567.170.9
Percentage of Assets74.370.668.054.552.166.273.567.170.9
Percentage of Assets country:US100.0100.0100.0100.0100.0100.0100.0100.0100.0

srt:Europe


Assetsus-gaap:
Period End2020-08-312019-08-312018-08-312017-08-312016-08-31
Value22325127029891
Percentage of Assets7.08.411.012.45.0
Percentage of Assets7.08.411.012.45.0
Percentage of Assets srt:Europe100.0100.0100.0100.0100.0

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value3210305930463173327929472948299025132533251524652430243224122397217321551817183717851870189317901727169015691517145013141282128912851364139513841365137612991301
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value1286126812801293129112861281127612621257125712501225109510321018986942880874840800771732672541519511476456447428404461447431418399368361
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets40.141.542.040.739.443.643.542.750.249.750.050.750.445.042.842.545.443.748.547.647.042.840.840.938.932.033.133.732.834.734.933.231.533.832.031.230.629.028.427.8

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

gbx:OtherAccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312015-08-31
Value-1.169-0.978-1.03-1.031-1.92-2.001-2.243-1.78-1.354-1.353-1.659-1.429-1.04-1.069-1.113-1.094-1.215-1.279-0.43-0.429-0.345
Percentage of StockholdersEquity-0.1-0.1-0.1-0.1-0.1-0.2-0.2-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.0-0.0-0.0
Percentage of Assets-0.0-0.0-0.0-0.0-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.0-0.0-0.0-0.0-0.1-0.1-0.0-0.0-0.0
Percentage of Assets gbx:OtherAccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-08-31
Value-30.518-35.356-35.946-39.816-47.5-36.472-34.194
Percentage of StockholdersEquity-2.4-2.8-2.8-3.1-3.7-2.8-2.7
Percentage of Assets-1.0-1.2-1.2-1.3-1.4-1.2-1.1
Percentage of Assets us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.0

us-gaap:AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterest


Stockholders
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-08-31
Value-8.303-10.35-11.482-11.97-13.646-9.848-8.841
Percentage of StockholdersEquity-0.6-0.8-0.9-0.9-1.1-0.8-0.7
Percentage of Assets-0.3-0.3-0.4-0.4-0.4-0.3-0.3
Percentage of Assets us-gaap:AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterest0.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312015-08-31
Value-39.99-46.684-48.458-52.817-63.066-48.321-44.392-44.815-34.12-27.622-29.345-23.366-21.25-4.121-8.987-6.279-15.661-29.35-38.055-26.753-21.205
Percentage of StockholdersEquity-3.1-3.7-3.8-4.1-4.9-3.8-3.5-3.5-2.7-2.2-2.3-1.9-1.7-0.4-0.9-0.6-1.6-3.1-4.3-3.1-2.9
Percentage of Assets-1.2-1.5-1.6-1.7-1.9-1.6-1.5-1.5-1.4-1.1-1.2-0.9-0.9-0.2-0.4-0.3-0.7-1.4-2.1-1.5-1.2
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-302010-08-312009-08-31
Value628593724833735169253329359341462530589586591611465545233222214283197172122145118184198143819731554153444020503499499876
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets19.619.423.826.322.45.88.611.014.313.518.421.524.324.124.525.521.425.312.912.112.015.210.49.77.18.67.612.213.710.96.37.62.54.13.03.93.33.01.63.90.00.00.09.20.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312016-08-312015-08-31
Value636602733842743178262338381363471530599594600611222172
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets19.819.724.126.522.76.18.911.315.214.318.821.524.724.524.925.512.19.7

Inventory Net

us-gaap:InventoryNet

us-gaap:InventoryNet


Inventory
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312012-08-31
Value553522490529675709733664592574492432396408411400414381402365458421444445426418372305337306328316344316
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets17.217.116.116.720.624.124.922.223.622.719.617.516.316.817.116.719.017.722.119.925.622.523.424.924.724.823.720.123.223.325.624.626.822.9

Inventory Finished Goods

us-gaap:InventoryFinishedGoods

us-gaap:InventoryFinishedGoods


Inventory
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312011-08-31
Value117148153173219206202130991001045463768495867383591391111206144212923404878545365512217
Percentage of InventoryFinishedGoods100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.64.85.15.56.77.06.94.44.04.04.22.22.63.13.54.04.03.44.63.27.85.96.43.42.61.31.91.62.83.76.24.34.24.83.71.61.3

Inventory Raw Materials And Supplies

us-gaap:InventoryRawMaterialsAndSupplies

us-gaap:InventoryRawMaterialsAndSupplies


Inventory
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-31
Value315291255263326352357387367337286278242250241222241231242240258253275311323329285235
Percentage of InventoryRawMaterialsAndSupplies100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets9.89.58.48.310.012.012.112.914.613.311.411.310.010.310.09.311.110.813.313.114.513.514.517.418.719.518.215.5

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-31
Value12091124819750612565496431390354
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets38.137.633.231.333.331.632.733.528.227.2

us-gaap:PropertyPlantAndEquipmentGross us-gaap:PropertyPlantAndEquipmentByType

us-gaap:BuildingAndBuildingImprovements


Property
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-31
Value3763382021861471301181109482
Percentage of PropertyPlantAndEquipmentGross31.130.124.824.924.023.123.925.524.223.3
Percentage of Assets11.911.38.27.88.07.37.88.56.86.4
Percentage of Assets us-gaap:BuildingAndBuildingImprovements0.00.00.00.00.00.00.00.00.00.0

us-gaap:ConstructionInProgress


Property
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-31
Value4966483942635819
Percentage of PropertyPlantAndEquipmentGross4.15.95.95.37.011.211.74.4
Percentage of Assets1.62.22.01.62.33.53.81.5
Percentage of Assets us-gaap:ConstructionInProgress0.00.00.00.00.00.00.00.0

us-gaap:LandAndLandImprovements


Property
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-31
Value94878484504638363431
Percentage of PropertyPlantAndEquipmentGross7.87.810.311.38.38.37.78.48.88.9
Percentage of Assets3.02.93.43.52.82.62.52.82.52.4
Percentage of Assets us-gaap:LandAndLandImprovements0.00.00.00.00.00.00.00.00.00.0

us-gaap:MachineryAndEquipment


Property
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-31
Value590539414378325283242233198181
Percentage of PropertyPlantAndEquipmentGross48.948.050.650.453.150.148.954.150.851.1
Percentage of Assets18.618.116.815.817.715.816.018.114.313.9
Percentage of Assets us-gaap:MachineryAndEquipment0.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherCapitalizedPropertyPlantAndEquipment


Property
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-31
Value97906860464138526359
Percentage of PropertyPlantAndEquipmentGross8.18.18.48.17.67.37.812.116.316.7
Percentage of Assets3.13.02.82.52.52.32.54.04.64.5
Percentage of Assets us-gaap:OtherCapitalizedPropertyPlantAndEquipment0.00.00.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-31
Value497406361322282262253230207193
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets15.713.614.713.415.414.616.717.915.014.9

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment us-gaap:PropertyPlantAndEquipmentByType

us-gaap:EquipmentLeasedToOtherParty


Accumulated
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312019-08-312018-08-31
Value30333133314464
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment0.00.00.06.70.010.917.9
Percentage of Assets1.01.11.01.10.91.52.6
Percentage of Assets us-gaap:EquipmentLeasedToOtherParty0.00.00.00.00.00.00.0

Amortization Of Intangible Assets

us-gaap:AmortizationOfIntangibleAssets

us-gaap:AmortizationOfIntangibleAssets


Amortization
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-30
Value2.92.92.82.82.72.72.71.71.31.41.91.11.41.41.41.30.90.91.71.01.52.51.21.00.90.90.90.91.01.01.71.01.01.11.32.21.11.11.2
Percentage of AmortizationOfIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value676687696711719723730717478472461457424429426428330325327329318310307303285271258243215204201201197194186182172165159161
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets21.122.522.922.421.924.524.824.019.018.718.318.517.417.717.717.915.215.118.018.017.816.616.216.916.516.116.516.114.915.615.715.615.414.313.413.212.712.012.312.4

Investments In Affiliates Subsidiaries Associates And Joint Ventures

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures

us-gaap:InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures


Investments
Period End2021-05-312021-02-282020-11-302020-08-31
Value3200000.03600000.03500000.03600000.0
Percentage of InvestmentsInAffiliatesSubsidiariesAssociatesAndJointVentures100.0100.0100.0100.0
Percentage of Assets0.10.10.10.1

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value13313213013013012912912974827778706967684343434343434343434343435757575757134137137137137137137
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.14.34.34.14.04.44.44.33.03.33.13.22.92.82.82.92.02.02.42.42.42.32.32.42.52.62.82.94.04.44.54.54.59.89.89.910.010.010.510.5

us-gaap:Goodwill us-gaap:StatementBusinessSegments

gbx:Manufacturing


Goodwillus-gaap:
Period End2020-08-312019-08-312019-05-312018-08-312017-08-31
Value8786312725
Percentage of Goodwill66.866.741.834.636.9
Percentage of Assets2.72.91.21.11.1
Percentage of Assets gbx:Manufacturing0.00.00.00.00.0

gbx:WheelsRepairAndParts


Goodwillus-gaap:
Period End2020-08-312019-08-312019-05-312018-08-312017-08-312014-08-312013-08-312013-05-312012-08-31
Value4343435143435757137
Percentage of Goodwill33.233.358.265.463.1100.0100.0100.0100.0
Percentage of Assets1.41.41.72.11.82.94.54.59.9
Percentage of Assets gbx:WheelsRepairAndParts0.00.00.00.00.00.00.00.00.0

Indefinite Lived Intangible Assets Excluding Goodwill

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill

us-gaap:IndefiniteLivedIntangibleAssetsExcludingGoodwill


Indefinite
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312011-08-31
Value2474000.02473000.02474000.02474000.02513000.05107000.05273000.05450000.04703000.04788000.04970000.05115000.04120000.04164000.0912000.0912000.0912000.0912000.0912000.0912000.0912000.0912000.0912000.0912000.0912000.0912000.0912000.0912000.0912000.0912000.0912000.0912000.0912000.0912000.0912000.0912000.0
Percentage of IndefiniteLivedIntangibleAssetsExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.10.10.10.20.20.20.20.20.20.20.20.20.00.00.00.10.00.10.00.00.10.10.10.10.10.10.10.10.10.10.10.10.10.1

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312011-08-31
Value545759606262656734353638323439262627282930333132333435363738404142434450
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.71.91.91.91.92.12.22.31.41.41.51.61.31.41.71.21.31.51.51.61.61.71.81.92.02.22.32.52.93.03.13.23.13.13.23.9

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-09-01
Value4155586256343740
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.31.81.92.01.71.21.30.0

Long Term Debt

us-gaap:LongTermDebt us-gaap:DebtInstrument

us-gaap:LongTermDebt

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2028


Long
Period End2021-05-31
Value291
Percentage of LongTermDebt100.0
Percentage of Assets9.1
Percentage of Assets gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue20280.0

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312019-08-31
Value4424107.7014.35413
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0
Percentage of Assets1.40.80.30.20.10.5

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value163175180180176201191164154145141134128147147160153157151142149131142130110937662524135282524232117151414
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.15.75.95.75.46.86.55.56.25.75.65.45.36.16.16.77.17.38.37.88.47.07.57.36.45.54.94.13.63.12.72.22.01.81.71.61.31.11.11.1

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2021-05-312021-02-282020-11-302020-08-31
Value8.713111112
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0100.0
Percentage of Assets0.30.40.40.4

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2021-05-312021-02-282020-11-302020-08-31
Value7.429101012
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0100.0100.0100.0
Percentage of Assets0.20.40.40.4

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2021-05-312021-02-282020-11-302020-08-31
Value5.076.3246.24810
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0100.0100.0100.0
Percentage of Assets0.20.20.20.3

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2020-08-31
Value6304000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0
Percentage of Assets0.2

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2020-08-31
Value17
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0
Percentage of Assets0.6

Operating Lease Liability

us-gaap:OperatingLeaseLiability

us-gaap:OperatingLeaseLiability


Operating
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-09-01
Value4458616458353841
Percentage of OperatingLeaseLiability100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.41.92.02.01.81.21.30.0

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2021-05-312021-02-282020-11-302020-08-31
Value50656872
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0100.0100.0100.0
Percentage of Assets1.62.12.32.3

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2021-05-312021-02-282020-11-302020-08-31
Value6008000.07308000.07775000.08366000.0
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0100.0100.0100.0
Percentage of Assets0.20.20.30.3

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value1286126812801293129112861281127612621257125712501225109510321018986942880874840800771732672541519511476456447428404461447431418399368361
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets40.141.542.040.739.443.643.542.750.249.750.050.750.445.042.842.545.443.748.547.647.042.840.840.938.932.033.133.732.834.734.933.231.533.832.031.230.629.028.427.8

us-gaap:StockholdersEquity us-gaap:StatementEquityComponents

gbx:OtherAccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312015-08-31
Value-1.169-0.978-1.03-1.031-1.92-2.001-2.243-1.78-1.354-1.353-1.659-1.429-1.04-1.069-1.113-1.094-1.215-1.279-0.43-0.429-0.345
Percentage of StockholdersEquity-0.1-0.1-0.1-0.1-0.1-0.2-0.2-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.0-0.0-0.0
Percentage of Assets-0.0-0.0-0.0-0.0-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.1-0.0-0.0-0.0-0.0-0.1-0.1-0.0-0.0-0.0
Percentage of Assets gbx:OtherAccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-08-31
Value-30.518-35.356-35.946-39.816-47.5-36.472-34.194
Percentage of StockholdersEquity-2.4-2.8-2.8-3.1-3.7-2.8-2.7
Percentage of Assets-1.0-1.2-1.2-1.3-1.4-1.2-1.1
Percentage of Assets us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.0

us-gaap:AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterest


Stockholders
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-08-31
Value-8.303-10.35-11.482-11.97-13.646-9.848-8.841
Percentage of StockholdersEquity-0.6-0.8-0.9-0.9-1.1-0.8-0.7
Percentage of Assets-0.3-0.3-0.4-0.4-0.4-0.3-0.3
Percentage of Assets us-gaap:AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterest0.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312015-08-31
Value-39.99-46.684-48.458-52.817-63.066-48.321-44.392-44.815-34.12-27.622-29.345-23.366-21.25-4.121-8.987-6.279-15.661-29.35-38.055-26.753-21.205
Percentage of StockholdersEquity-3.1-3.7-3.8-4.1-4.9-3.8-3.5-3.5-2.7-2.2-2.3-1.9-1.7-0.4-0.9-0.6-1.6-3.1-4.3-3.1-2.9
Percentage of Assets-1.2-1.5-1.6-1.7-1.9-1.6-1.5-1.5-1.4-1.1-1.2-0.9-0.9-0.2-0.4-0.3-0.7-1.4-2.1-1.5-1.2
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-302010-08-312009-08-31
Value14501444146014731468148714721441141714031399138413531243118011781139110010311016989932914863783634596573528497482456430485470453435415382375363363296297232
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets45.247.248.046.444.850.549.948.256.455.455.656.155.751.148.949.252.451.056.855.355.449.848.348.245.337.638.037.836.437.937.635.433.535.633.732.831.930.229.528.90.00.00.027.70.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:CumulativeEffectPeriodOfAdoption, us-gaap:StatementEquityComponents

srt:CumulativeEffectPeriodOfAdoptionAdjustment, gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Stockholders
Period End2020-08-312019-08-312018-08-31
Value-0.5094.3935.461
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.00.30.4
Percentage of Assets-0.00.10.2
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest0.00.00.0

srt:CumulativeEffectPeriodOfAdoptionAdjustment, us-gaap:Parent


Stockholders
Period End2020-08-312019-08-312018-08-31
Value-0.5094.3935.461
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.00.30.4
Percentage of Assets-0.00.10.2
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment us-gaap:Parent0.00.00.0

srt:CumulativeEffectPeriodOfAdoptionAdjustment, us-gaap:RetainedEarnings


Stockholders
Period End2020-08-312019-08-312018-08-31
Value-0.5094.3935.461
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.00.30.4
Percentage of Assets-0.00.10.2
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment us-gaap:RetainedEarnings0.00.00.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Stockholders
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312016-08-312015-08-312014-08-31
Value14501444146014731468148714721441141714031399138413531243118011781016863573
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets45.247.248.046.444.850.549.948.256.455.455.656.155.751.148.949.255.348.237.8
Percentage of Assets gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-302010-08-312009-08-31
Value-39.99-46.684-48.458-52.817-63.066-48.321-44.392-44.815-34.12-27.622-29.345-23.366-21.25-4.121-8.987-6.279-15.661-29.35-38.055-26.753-29.519-32.76-30.659-21.205-17.261-15.925-10.353-6.932-2.384-1.812-3.135-6.504-7.701-4.758-3.596-6.369-11.633-5.356-17.199-7.895-3.264-4.462-7.342-7.204-9.79
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-2.8-3.2-3.3-3.6-4.3-3.2-3.0-3.1-2.4-2.0-2.1-1.7-1.6-0.3-0.8-0.5-1.4-2.7-3.7-2.6-3.0-3.5-3.4-2.5-2.2-2.5-1.7-1.2-0.5-0.4-0.6-1.4-1.8-1.0-0.8-1.4-2.7-1.3-4.5-2.1-0.9-1.2-2.5-2.4-4.2
Percentage of Assets-1.2-1.5-1.6-1.7-1.9-1.6-1.5-1.5-1.4-1.1-1.2-0.9-0.9-0.2-0.4-0.3-0.7-1.4-2.1-1.5-1.7-1.8-1.6-1.2-1.0-0.9-0.7-0.5-0.2-0.1-0.2-0.5-0.6-0.3-0.3-0.5-0.9-0.4-1.3-0.60.00.00.0-0.70.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-302010-08-312009-08-31
Value467466462460459458454453449444440442438316312315310305281282278272280295293199219235239252260259258255254252251245244242240237173172117
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest32.232.331.731.331.330.830.931.531.731.731.532.032.425.426.526.727.227.827.327.828.229.230.734.237.531.536.741.145.350.854.056.960.052.654.155.657.759.163.764.566.065.558.658.050.4
Percentage of Assets14.615.315.214.514.015.615.415.217.917.617.518.018.013.013.013.214.314.215.515.415.614.614.816.517.011.814.015.516.519.220.320.120.118.718.218.218.417.918.818.60.00.00.016.10.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Stockholders
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-302010-08-312009-08-31
Value163175180180176201191164154145141134128147147160153157151142149131142130110937662524135282524232117151414121111118.724
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest11.312.212.412.212.013.513.011.410.910.410.19.79.511.912.513.613.514.414.614.015.114.115.615.114.114.712.810.99.98.27.36.35.95.15.04.84.03.83.83.83.43.34.03.93.8
Percentage of Assets5.15.75.95.75.46.86.55.56.25.75.65.45.36.16.16.77.17.38.37.88.47.07.57.36.45.54.94.13.63.12.72.22.01.81.71.61.31.11.11.10.00.00.01.10.0
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Stockholders
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-302010-08-312009-08-31
Value1286126812801293129112861281127612621257125712501225109510321018986942880874840800771732672541519511476456447428404461447431418399368361351351284285223
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest88.787.887.687.888.086.587.088.689.189.689.990.390.588.187.586.486.585.685.486.084.985.984.484.985.985.387.289.190.191.892.793.794.194.995.095.296.096.296.296.296.696.796.096.196.2
Percentage of Assets40.141.542.040.739.443.643.542.750.249.750.050.750.445.042.842.545.443.748.547.647.042.840.840.938.932.033.133.732.834.734.933.231.533.832.031.230.629.028.427.80.00.00.026.70.0
Percentage of Assets us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-302010-08-312009-08-31
Value858848866885894875871867847840846830808783728709691665637618590561522458396357311282239205190174154210196185178159141127114117118120116
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest59.258.759.360.160.958.959.260.259.859.960.560.059.763.061.760.160.760.561.760.859.760.257.153.150.656.352.249.345.341.439.438.335.843.241.741.041.038.337.033.831.532.539.940.650.1
Percentage of Assets26.827.728.427.927.329.729.529.033.733.233.633.733.332.230.229.631.830.935.133.633.130.027.625.622.921.219.818.616.515.714.813.612.015.414.113.413.111.610.99.80.00.00.011.30.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Additional Paid In Capital Common Stock

us-gaap:AdditionalPaidInCapitalCommonStock

us-gaap:AdditionalPaidInCapitalCommonStock


Additional
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value467466462460459458454453449444440442438316312315310305281282278272280295293199219235239252260259258255254252251245244242
Percentage of AdditionalPaidInCapitalCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets14.615.315.214.514.015.615.415.217.917.617.518.018.013.013.013.214.314.215.515.415.614.614.816.517.011.814.015.516.519.220.320.120.118.718.218.218.417.918.818.6

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value858848866885894875871867847840846830808783728709691665637618590561522458396357311282239205190174154210196185178159141127
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets26.827.728.427.927.329.729.529.033.733.233.633.733.332.230.229.631.830.935.133.633.130.027.625.622.921.219.818.616.515.714.813.612.015.414.113.413.111.610.99.8

us-gaap:RetainedEarningsAccumulatedDeficit us-gaap:CumulativeEffectPeriodOfAdoption, us-gaap:AdjustmentsForNewAccountingPronouncements

srt:CumulativeEffectPeriodOfAdoptionAdjustment, us-gaap:AccountingStandardsUpdate201613


Retained
Period End2020-09-01
Value-0.5
Percentage of RetainedEarningsAccumulatedDeficit0.0
Percentage of Assets0.0
Percentage of Assets srt:CumulativeEffectPeriodOfAdoptionAdjustment us-gaap:AccountingStandardsUpdate2016130.0

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value-39990000.0-46684000.0-48458000.0-52817000.0-63066000.0-48321000.0-44392000.0-44815000.0-34120000.0-27622000.0-29345000.0-23366000.0-21250000.0-4121000.0-8987000.0-6279000.0-15661000.0-29350000.0-38055000.0-26753000.0-29519000.0-32760000.0-30659000.0-21205000.0-17261000.0-15925000.0-10353000.0-6932000.0-2384000.0-1812000.0-3135000.0-6504000.0-7701000.0-4758000.0-3596000.0-6369000.0-11633000.0-5356000.0-17199000.0-7895000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-1.2-1.5-1.6-1.7-1.9-1.6-1.5-1.5-1.4-1.1-1.2-0.9-0.9-0.2-0.4-0.3-0.7-1.4-2.1-1.5-1.7-1.8-1.6-1.2-1.0-0.9-0.7-0.5-0.2-0.1-0.2-0.5-0.6-0.3-0.3-0.5-0.9-0.4-1.3-0.6

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value163175180180176201191164154145141134128147147160153157151142149131142130110937662524135282524232117151414
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.15.75.95.75.46.86.55.56.25.75.65.45.36.16.16.77.17.38.37.88.47.07.57.36.45.54.94.13.63.12.72.22.01.81.71.61.31.11.11.1

Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Value

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue

gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Adjustments
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value3.5174.5164.4350.7321.1324.0332.8261.1644.0024.0193.1364.0166.1173.4232.544
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-31
Value3.5174.5164.4350.7321.1324.0332.8261.1644.0024.0193.1364.0166.1173.4232.5445.1816.2084.2854.1524.0197.7435.4395.3016.2835.9833.7823.4114.833.5931.5031.3591.4591.9561.4151.8861.992.8631.7481.7422.1122.407
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Adjustments
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-31
Value3.5174.5164.4350.7321.1324.0332.8261.1644.0024.0193.1364.0166.1173.4232.5445.1816.2084.2854.1524.0197.7435.4395.3016.2835.9833.7823.4114.833.5931.5031.3591.4591.9561.4151.8861.992.8631.7481.7422.1122.407
Percentage of AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value-29.064-103.4458.671183222-62.855-70.3197252-49.503-97.119238732-39.654207-13.45585-14.35159-25.48562611.076-8.99243-25.562-4.299-47.446
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-6.5-35.02.228.829.1-10.1-9.18.06.1-7.5-16.13.413.65.1-7.134.0-2.717.6-3.314.0-6.114.112.10.2-2.39.7-8.1-1.5-23.9

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value-15.286-9.107-24.899-5.485223.5677.199-385.359-14.918-39.915-3.789-73.565-41.761-10.0645-62.2426.088232.521-3.554-16.26-45.598-27.65-6.475-9.224-23.135-30.111-8.181-7.837
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-3.4-3.1-6.2-0.92.90.60.9-42.2-1.7-6.1-0.6-10.7-6.5-1.68.1-10.21.24.80.6-0.8-3.9-10.3-5.4-1.4-2.3-5.2-9.5-2.9-3.9

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value72-16.624-97.973-84.713335-20.689-14.098279-15.878-22.43135-7.26-29.543-28.574-23.89-2.537-10.927-43.429-10.573-40.08828-12.303-26.31915-5.942-0.492-9.107616.041
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.1-5.6-24.3-13.344.1-3.3-1.830.6-1.9-3.45.9-1.1-4.6-4.5-4.3-0.4-2.2-9.0-2.4-9.56.8-2.8-5.23.4-1.5-0.1-2.921.63.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents Period Increase Decrease Including Exchange Rate Effect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect


Cash
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value34-130.981-108.99398565-83.782-76.237-42.60918-108.585-67.805-59.6264.29-5.362-20.113
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax7.7-44.3-27.015.474.2-13.4-9.9-4.72.1-16.5-11.2-8.70.7-0.9-3.6

Deferred Income Tax Expense Benefit

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DeferredIncomeTaxExpenseBenefit


Deferred
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value3.228142.3381.961-4.736-0.199-6.5150.253-17.073-1.045-2.36-1.671-3.745-29.215-5.865-12.43814-0.4842.7561.208-4.856-8.3063.019-14.906-2.0-3.8520.6072.058-5.297-1.7340.286-0.271-13.5943.2630.946.816-1.0272.1633.6657.675-9.9455.082-0.413
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value2424262723302922202020191818181816141521131412111010129.598109.856109.9241010101110109.889109.5489.3079.319
Percentage of DepreciationDepletionAndAmortization100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value384.3586.377-24.895-64.32212-58.48814-4.62831-54.83458-0.701-9.82935-1.837-40.162625.25617-16.023-10.53340-22.4212.51314-7.806-2.47733-26.20519-8.17618-18.59415-27.334-1.53124-33.6874527185.462
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInInventories


Increase
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value5748-13.404-154.052-67.713-14.50469-26.64515916322-5.941-6.116-44.42229-21.43539-69.05737-22.1960.274188.4744867-12.04730-22.32513-28.159-18.094-14.25741-30.457-17.0039.6633433380.38844
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value-29.064-103.4458.671183222-62.855-70.3197252-49.503-97.119238732-39.654207-13.45585-14.35159-25.48562611.076-8.99243-25.562-4.299-47.446
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-6.5-35.02.228.829.1-10.1-9.18.06.1-7.5-16.13.413.65.1-7.134.0-2.717.6-3.314.0-6.114.112.10.2-2.39.7-8.1-1.5-23.9

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
Value19-9.065-9.972-0.10327137.66935152.7651730326126233234243335444469664250324733151520-56.0313107.4041917171412-3.314-0.55-2.304
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.4-3.1-2.5-0.03.62.21.03.81.80.43.04.55.19.84.73.97.56.14.55.65.86.76.78.78.76.08.06.67.75.73.13.14.3-12.93.32.51.73.83.93.93.62.9-1.0-0.2-1.2

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
Value20-13.921-6.6297.69135202450255.7832337366533323149476059666698977061356046202223-55.62414129.8622017171313-2.804-0.293-2.052
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.5-4.7-1.61.24.73.23.15.63.00.93.95.45.710.46.05.37.18.78.710.19.79.99.912.312.89.89.77.39.77.84.14.74.8-12.83.43.02.24.13.83.83.33.1-0.9-0.1-1.0

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Profit
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value19-13.247-6.2237.18536202350268.5952438386734
Percentage of ProfitLoss98.695.293.993.4100.5104.799.399.6103.5148.6105.6103.7105.3103.3102.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.4-4.5-1.51.14.73.43.15.53.11.34.15.65.910.76.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gbx:RedeemableNoncontrollingInterest


Profit
Period End2021-05-312021-02-28
Value0.286-0.674
Percentage of ProfitLoss1.44.8
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.1-0.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax gbx:RedeemableNoncontrollingInterest0.00.0

us-gaap:NoncontrollingInterest


Profit
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value0.012-4.1823.7497.2888.2687.3271615115.836.7457.595.1995.818.06310-1.5821423262421293127103.19612124.9667.6092.5740.4070.5522.1342.4581.608-0.415-1.1890.9020.510.2570.252
Percentage of ProfitLoss0.130.0-56.694.823.136.667.430.544.5100.828.820.414.38.924.233.0-5.129.548.044.440.632.229.731.739.117.58.921.227.124.233.111.1-0.73.817.024.97.8-2.4-8.96.7-18.2-87.7-12.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax0.0-1.40.91.11.11.22.11.71.30.91.11.10.80.91.41.7-0.42.64.24.53.93.23.64.13.91.70.62.12.11.01.60.50.10.10.50.60.3-0.1-0.30.20.20.10.1
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Profit
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value19-9.065-9.972-0.10327137.66935152.76517303261262332342433354469664250324733151520-56.0313107.40519171412-3.315-0.55-2.304
Percentage of ProfitLoss98.565.1150.4-1.377.468.131.969.159.047.876.883.390.994.478.773.6105.170.552.055.659.467.870.368.360.982.591.178.872.975.866.988.9100.796.283.075.192.2102.4108.993.3118.2187.7112.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.4-3.1-2.5-0.03.62.21.03.81.80.43.04.55.19.84.73.97.56.14.55.65.86.78.78.76.08.06.67.75.73.13.14.3-12.93.32.51.73.83.93.62.9-1.0-0.2-1.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value19-9.065-9.972-0.10327137.66935152.76517303261262332342433354469664250324733151520-56.0313107.40519171412-3.315-0.55-2.304
Percentage of ProfitLoss98.565.1150.4-1.377.468.131.969.159.047.876.883.390.994.478.773.6105.170.552.055.659.467.870.368.360.982.591.178.872.975.866.988.9100.796.283.075.192.2102.4108.993.3118.2187.7112.3
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax4.4-3.1-2.5-0.03.62.21.03.81.80.43.04.55.19.84.73.97.56.14.55.65.86.78.78.76.08.06.67.75.73.13.14.3-12.93.32.51.73.83.93.62.9-1.0-0.2-1.2
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value3.54.54.4350.7321.04.13.1570.3613.54.13.1949.0037.76.65.9397.428.25.55.3434.9828.35.45.3016.2836.03.7823.4114.8313.5921.5031.3591.4591.9561.0011.8862.0333.2341.7481.7422.1122.4071.2731.281
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value-15.286-9.107-24.899-5.485223.5677.199-385.359-14.918-39.915-3.789-73.565-41.761-10.0645-62.2426.088232.521-3.554-16.26-45.598-27.65-6.475-9.224-23.135-30.111-8.181-7.837
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax-3.4-3.1-6.2-0.92.90.60.9-42.2-1.7-6.1-0.6-10.7-6.5-1.68.1-10.21.24.80.6-0.8-3.9-10.3-5.4-1.4-2.3-5.2-9.5-2.9-3.9

Payments To Acquire Productive Assets

us-gaap:PaymentsToAcquireProductiveAssets

us-gaap:PaymentsToAcquireProductiveAssets


Payments
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value12113811141723485169285865232932328.6112872312153022223135179.9876.542111410254536201524291811
Percentage of PaymentsToAcquireProductiveAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value72-16.624-97.973-84.713335-20.689-14.098279-15.878-22.43135-7.26-29.543-28.574-23.89-2.537-10.927-43.429-10.573-40.08828-12.303-26.31915-5.942-0.492-9.107616.041
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of RevenueFromContractWithCustomerExcludingAssessedTax16.1-5.6-24.3-13.344.1-3.3-1.830.6-1.9-3.45.9-1.1-4.6-4.5-4.3-0.4-2.2-9.0-2.4-9.56.8-2.8-5.23.4-1.5-0.1-2.921.63.0

Payments Of Dividends

us-gaap:PaymentsOfDividends

us-gaap:PaymentsOfDividends


Payments
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-31
Value8.8368.8669.188.8299.032160.3438.1218.421160.4678.0488.32130.3196.2716.4815.9916.1475.9415.787110.1054.4224.053
Percentage of PaymentsOfDividends100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Debt Instrument Interest Rate Stated Percentage

us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument

us-gaap:DebtInstrumentInterestRateStatedPercentage

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2024


Debt
Period End2020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-30
Value2.8750.028750.028750.028750.028750.028750.028750.02875
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue20240.00.00.00.00.00.00.00.0

gbx:TwoPointTwoFiveConvertibleSeniorNotesDue2024


Debt
Period End2020-08-312020-05-312020-02-292019-11-302019-08-31
Value2.250.02250.02250.02250.0225
Percentage of DebtInstrumentInterestRateStatedPercentage78.378.378.378.378.3
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations gbx:TwoPointTwoFiveConvertibleSeniorNotesDue20240.00.00.00.00.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-08-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312013-08-31
Value7.7019.1739.41713122930313641697580655451505563607577818186
Percentage of DeferredTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-312010-08-312009-08-31
Value5502000.01605000.01608000.01820000.01173000.01275000.01268000.01289000.03720000.03053000.03526000.02959000.0
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-31
Value9195000.0692000.0657000.0533000.0612000.0694000.01325000.01480000.01435000.07043000.0
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gbx:AccountsPayableAndAccruedLiabilitiesAssociatedWithCashDistributionsToJointVenturePartner

gbx:AccountsPayableAndAccruedLiabilitiesAssociatedWithCashDistributionsToJointVenturePartner


Accounts
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312018-08-312018-05-31
Value-130000.0427000.0778000.016000.0866000.0-91000.0626000.0-367000.02593000.0-15000.0-367000.0
Percentage of AccountsPayableAndAccruedLiabilitiesAssociatedWithCashDistributionsToJointVenturePartner100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gbx:AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtExtinguishmentNetOfTax us-gaap:LongtermDebtType, us-gaap:StatementEquityComponents

gbx:AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtExtinguishmentNetOfTax

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2024, gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Adjustments
Period End2021-05-31
Value-28499000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtExtinguishmentNetOfTax100.0

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2024, us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-05-31
Value-28499000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtExtinguishmentNetOfTax100.0

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2024, us-gaap:Parent


Adjustments
Period End2021-05-31
Value-28499000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtExtinguishmentNetOfTax100.0

gbx:TwoPointTwoFiveConvertibleSeniorNotesDue2024, gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Adjustments
Period End2021-05-31
Value-8214000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtExtinguishmentNetOfTax28.8

gbx:TwoPointTwoFiveConvertibleSeniorNotesDue2024, us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-05-31
Value-8214000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtExtinguishmentNetOfTax28.8

gbx:TwoPointTwoFiveConvertibleSeniorNotesDue2024, us-gaap:Parent


Adjustments
Period End2021-05-31
Value-8214000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebtExtinguishmentNetOfTax28.8

gbx:AdjustmentsToAdditionalPaidInCapitalIssuanceCostsOfEquityComponentOfConvertibleDebt us-gaap:LongtermDebtType, us-gaap:StatementEquityComponents

gbx:AdjustmentsToAdditionalPaidInCapitalIssuanceCostsOfEquityComponentOfConvertibleDebt

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2028, gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Adjustments
Period End2021-05-31
Value-1801000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalIssuanceCostsOfEquityComponentOfConvertibleDebt100.0

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2028, us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-05-31
Value-1801000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalIssuanceCostsOfEquityComponentOfConvertibleDebt100.0

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2028, us-gaap:Parent


Adjustments
Period End2021-05-31
Value-1801000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalIssuanceCostsOfEquityComponentOfConvertibleDebt100.0

gbx:AdjustmentsToAdditionalPaidInCapitalUnamortizedRestrictedStock us-gaap:StatementEquityComponents

gbx:AdjustmentsToAdditionalPaidInCapitalUnamortizedRestrictedStock

gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Adjustments
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-28
Value0-1321000.0-16533000.04106000.03945000.0-1667000.0-11341000.0644000.00-1282000.0-16163000.0-6000.0-14102000.0-950000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalUnamortizedRestrictedStock0.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-31
Value0-1321000.0-16533000.04106000.03945000.0-1667000.0-11341000.0644000.00-1282000.0-16163000.0-6000.0-14102000.0-950000.041000.0-9670000.0-1230000.0125000.091000.0-10857000.0-186000.0-603000.0-83000.0-25692000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalUnamortizedRestrictedStock0.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Adjustments
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-31
Value0-1321000.0-16533000.04106000.03945000.0-1667000.0-11341000.0644000.00-1282000.0-16163000.0-6000.0-14102000.0-950000.041000.0-9670000.0-1230000.0125000.091000.0-10857000.0-186000.0-603000.0-83000.0-25692000.0
Percentage of AdjustmentsToAdditionalPaidInCapitalUnamortizedRestrictedStock0.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.0

gbx:CashAndCashEquivalentsBalanceSheetReconciliation

gbx:CashAndCashEquivalentsBalanceSheetReconciliation


Cash
Period End2020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value98565423-253.60229-18.125121-462.79759-3.9615.398-591.406
Percentage of CashAndCashEquivalentsBalanceSheetReconciliation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gbx:DividendsDeclaredAndAccruedInAccountsPayableAndAccruedLiabilities

gbx:DividendsDeclaredAndAccruedInAccountsPayableAndAccruedLiabilities


Dividends
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-30
Value-145000.0892000.0-568000.0-227000.0-6000.0-8117000.08021000.0-158000.0127000.0-7780000.07830000.0-191000.076000.0-6239000.06282000.0-180000.024000.0-166000.0-38000.0-5872000.05745000.0113000.031000.0-4013000.04170000.0
Percentage of DividendsDeclaredAndAccruedInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gbx:IncomeLossFromContinuingOperationsAfterIncomeTaxesAndBeforeEquityInEarningsOfUnconsolidatedAffiliates

gbx:IncomeLossFromContinuingOperationsAfterIncomeTaxesAndBeforeEquityInEarningsOfUnconsolidatedAffiliates


Income
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-30
Value17-13.543-5.8858.49534182251306.5692240496536383150506157659897696135
Percentage of IncomeLossFromContinuingOperationsAfterIncomeTaxesAndBeforeEquityInEarningsOfUnconsolidatedAffiliates100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gbx:IncreaseDecreaseInLeasedRailcarsForSyndication

gbx:IncreaseDecreaseInLeasedRailcarsForSyndication


Increase
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value1744-6.222-25.884-84.2071091352-32.59-40.34116-15.971-4.1353835-57.13754-3.608-34.2959.669-44.214-45.66861-0.3152054321123-9.853-0.81434-13.459-43.50132-9.3641537-27.626-0.8649.48239
Percentage of IncreaseDecreaseInLeasedRailcarsForSyndication100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gbx:InterestAndForeignExchangeNet

gbx:InterestAndForeignExchangeNet


Interest
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-30
Value109.56811107.56212127.5019.779.2374.4048.7866.5337.0297.028.9017.8945.6731.7242.9373.7121.4171.4175.4361.8244.2851.9293.141
Percentage of InterestAndForeignExchangeNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gbx:InterestAndForeignExchangeNet us-gaap:DerivativeInstrumentRisk, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

us-gaap:InterestRateSwap, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterest


Interest
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-28
Value1.3071.2630.2871.3380.7830.3690.1670.1070.1420.151
Percentage of InterestAndForeignExchangeNet12.813.22.612.610.42.91.31.41.51.6

gbx:InvestmentsByJointVenturePartner us-gaap:StatementEquityComponents

gbx:InvestmentsByJointVenturePartner

gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Investments
Period End2021-05-312018-08-312018-05-312018-02-282017-11-30
Value7000000.00006500000.0
Percentage of InvestmentsByJointVenturePartner100.00.00.00.0100.0

us-gaap:NoncontrollingInterest


Investments
Period End2021-05-312018-08-312018-05-312018-02-282017-11-302016-08-312014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-31
Value7000000.00006500000.00000419000.0629000.0628000.0767000.01182000.0952000.0
Percentage of InvestmentsByJointVenturePartner100.00.00.00.0100.00.00.00.00.00.00.00.00.00.00.0

gbx:JointVenturePartnerDistributionDeclared us-gaap:StatementEquityComponents

gbx:JointVenturePartnerDistributionDeclared

gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Joint
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value200.4092.0322.801264.2673.9055.5314.0645.2573.1733.635284.20426
Percentage of JointVenturePartnerDistributionDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoncontrollingInterest


Joint
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-30
Value200.4092.0322.801264.2673.9055.5314.0645.2573.1733.635284.204261.97.3448.08110329.08135177.8698.7022.4182.1472.2761.9681.5061.603
Percentage of JointVenturePartnerDistributionDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gbx:NoncontrollingInterestAdjustments

gbx:NoncontrollingInterestAdjustments


Noncontrolling
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-31
Value1.628-0.014-1.271-1.39-6.2127.3021.7360.082.0161.3863.921.7973.622-1.68-0.875-1.884.4580.526-3.781-0.311-1.9782.5530.262-3.156-1.4538.87212-0.179
Percentage of NoncontrollingInterestAdjustments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gbx:PaymentsForProceedsFromInterestInSubsidiariesAndAffiliates

gbx:PaymentsForProceedsFromInterestInSubsidiariesAndAffiliates


Payments
Period End2021-05-312021-02-282020-11-302020-05-312020-02-292019-11-30
Value3849000.03000.0-4526000.0001500000.0
Percentage of PaymentsForProceedsFromInterestInSubsidiariesAndAffiliates100.0100.0100.00.00.0100.0

gbx:PercentageOfJointVentureDebtGuaranteed us-gaap:CreditFacility

gbx:PercentageOfJointVentureDebtGuaranteed

gbx:SeniorSecuredCreditFacilityRevolvingLineOfCreditComponentTwo


Percentage
Period End2021-05-312021-02-282020-11-30
Value0050.0
Percentage of PercentageOfJointVentureDebtGuaranteed0.00.0100.0

gbx:ProceedsFromUnconsolidatedAffiliatesAndOther

gbx:ProceedsFromUnconsolidatedAffiliatesAndOther


Proceeds
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-30
Value0.1640.00.4881.420.06.8214.4520.110.00.2021.784
Percentage of ProceedsFromUnconsolidatedAffiliatesAndOther100.00.0100.0100.00.0100.0100.0100.00.0100.0100.0

gbx:RestrictedCashBalanceSheetReconciliation

gbx:RestrictedCashBalanceSheetReconciliation


Restricted
Period End2020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value-362000.0135000.017217000.0-8648000.012668000.0113000.0-12712000.0-8872000.0385000.0-329000.0-36000.0-8839000.0
Percentage of RestrictedCashBalanceSheetReconciliation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gbx:RevenueAndCostOfRevenue us-gaap:DerivativeInstrumentRisk, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:StatementEquityComponents

gbx:RevenueAndCostOfRevenue

us-gaap:ForeignExchangeContract, us-gaap:ReclassificationOutOfAccumulatedOtherComprehensiveIncome, us-gaap:AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterest


Revenue
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-28
Value-546000.0-385000.0-1331000.0-1172000.0-1711000.0140000.0-241000.0-288000.0-249000.0-769000.0
Percentage of RevenueAndCostOfRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gbx:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiabilities

gbx:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiabilities


Right
Period End2021-05-312021-02-282020-11-30
Value374000.0227000.0-197000.0
Percentage of RightOfUseAssetObtainedInExchangeForOperatingLeaseLiabilities100.0100.0100.0

gbx:TransferOfLeasedRailcarsForSyndicationAndInventoriesToEquipmentOnOperatingLeases

gbx:TransferOfLeasedRailcarsForSyndicationAndInventoriesToEquipmentOnOperatingLeases


Transfer
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312018-11-302018-08-312017-08-31
Value0.1712.27675-0.1130.00.113551.04314150.071
Percentage of TransferOfLeasedRailcarsForSyndicationAndInventoriesToEquipmentOnOperatingLeases100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:AccretionExpense

us-gaap:AccretionExpense


Accretion
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-31
Value1782000.01438000.01419000.01402000.01384000.01368000.01350000.01190000.01103000.01089000.01076000.01062000.01049000.01036000.01024000.01011000.0999000.0
Percentage of AccretionExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt us-gaap:LongtermDebtType, us-gaap:StatementEquityComponents

us-gaap:AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2028, gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Adjustments
Period End2021-05-31
Value56
Percentage of AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt100.0

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2028, us-gaap:AdditionalPaidInCapital


Adjustments
Period End2021-05-31
Value56
Percentage of AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt100.0

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2028, us-gaap:Parent


Adjustments
Period End2021-05-31
Value56
Percentage of AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt100.0

us-gaap:CapitalExpendituresIncurredButNotYetPaid

us-gaap:CapitalExpendituresIncurredButNotYetPaid


Capital
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-30
Value1.097-0.9851.8311.33-0.468-3.6516.8884.932.6434.846.97211-10.88-2.0921411-0.482-0.6645.4474.879-2.9010.4995.9316.454-2.1471.4942.957
Percentage of CapitalExpendituresIncurredButNotYetPaid100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockDividendsPerShareDeclared us-gaap:StatementEquityComponents

us-gaap:CommonStockDividendsPerShareDeclared

gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Common
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value0.270.270.270.270.270.270.250.250.250.250.250.250.250.230.23
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerLiabilityRevenueRecognized

us-gaap:ContractWithCustomerLiabilityRevenueRecognized


Contract
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-05-312019-02-28
Value0.32.92.70.82.73.82.04.9
Percentage of ContractWithCustomerLiabilityRevenueRecognized100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 us-gaap:CreditFacility, us-gaap:VariableRate

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1

gbx:SeniorSecuredCreditFacilityRevolvingLineOfCreditComponentThree, us-gaap:LondonInterbankOfferedRateLIBOR


Debt
Period End2020-11-302015-11-30
Value2.950.02
Percentage of DebtInstrumentBasisSpreadOnVariableRate1100.0100.0

gbx:SeniorSecuredCreditFacilityRevolvingLineOfCreditComponentTwo, us-gaap:LondonInterbankOfferedRateLIBOR


Debt
Period End2020-11-302019-11-302018-11-302017-11-302016-11-302015-11-30
Value3.750.020.020.020.020.02
Percentage of DebtInstrumentBasisSpreadOnVariableRate1127.10.00.00.00.0100.0

us-gaap:ForeignLineOfCredit, gbx:EuroInterbankOfferedRate


Debt
Period End2020-11-302019-11-302018-11-302017-11-30
Value1.10.0110.0110.019
Percentage of DebtInstrumentBasisSpreadOnVariableRate137.30.00.00.0

us-gaap:RevolvingCreditFacility, us-gaap:LondonInterbankOfferedRateLIBOR


Debt
Period End2020-11-302019-11-302018-11-302017-11-302016-11-302015-11-30
Value1.50.0150.0150.01750.01750.0175
Percentage of DebtInstrumentBasisSpreadOnVariableRate150.80.00.00.00.087.5

us-gaap:RevolvingCreditFacility, us-gaap:PrimeRate


Debt
Period End2020-11-302019-11-302018-11-302017-11-302016-11-302015-11-30
Value0.50.0050.0050.00750.00750.0075
Percentage of DebtInstrumentBasisSpreadOnVariableRate116.90.00.00.00.037.5

us-gaap:DebtInstrumentBasisSpreadOnVariableRate1 us-gaap:Range, us-gaap:CreditFacility, us-gaap:VariableRate

srt:Maximum, gbx:SeniorSecuredCreditFacilityRevolvingLineOfCreditComponentOne, us-gaap:LondonInterbankOfferedRateLIBOR


Debt
Period End2020-11-30
Value4.25
Percentage of DebtInstrumentBasisSpreadOnVariableRate1144.1

srt:Maximum, us-gaap:ForeignLineOfCredit, gbx:Wibor


Debt
Period End2020-11-302019-11-302018-11-30
Value1.50.0150.013
Percentage of DebtInstrumentBasisSpreadOnVariableRate150.80.00.0

srt:Minimum, gbx:SeniorSecuredCreditFacilityRevolvingLineOfCreditComponentOne, us-gaap:LondonInterbankOfferedRateLIBOR


Debt
Period End2020-11-30
Value3.75
Percentage of DebtInstrumentBasisSpreadOnVariableRate1127.1

srt:Minimum, us-gaap:ForeignLineOfCredit, gbx:Wibor


Debt
Period End2020-11-302019-11-302018-11-30
Value1.20.0110.011
Percentage of DebtInstrumentBasisSpreadOnVariableRate140.70.00.0

us-gaap:Depreciation us-gaap:PropertyPlantAndEquipmentByType

us-gaap:Depreciation

us-gaap:EquipmentLeasedToOtherParty


Depreciationus-gaap:
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-30
Value3.33.23.92.42.63.03.5
Percentage of Depreciation100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:DerivativeGainLossOnDerivativeNet

us-gaap:ForeignExchangeForward, us-gaap:CashFlowHedging, gbx:InterestAndForeignExchange


Derivative
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-30
Value95000.0-9000.0-123000.023000.0154000.0-165000.071000.0-282000.00115000.0380000.0-29000.0-852000.01553000.0380000.0713000.01974000.0473000.047000.0581000.0191000.0-250000.0-186000.0-344000.0-103000.027000.054000.0-143000.034000.0122000.074000.0-96000.0-256000.0-7000.0155000.0
Percentage of DerivativeGainLossOnDerivativeNet100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimatedNetAmountToBeTransferred us-gaap:DerivativeInstrumentRisk

us-gaap:DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimatedNetAmountToBeTransferred

us-gaap:InterestRateSwap


Derivative
Period End2021-05-312021-02-282020-11-30
Value0100000.04900000.0
Percentage of DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimatedNetAmountToBeTransferred0.0100.0100.0

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

us-gaap:DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet

us-gaap:ForeignExchangeForward, us-gaap:CashFlowHedging, gbx:CostOfRevenue


Derivative
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-31
Value-24000.0-8000.0-41000.0-1008000.0-1226000.073000.0-75000.0-259000.0-181000.0-358000.0-232000.0-153000.097000.0-174000.0-199000.0510000.0172000.0-290000.0-56000.0-499000.0-217000.0
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForeignExchangeForward, us-gaap:CashFlowHedging, us-gaap:Sales


Derivative
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-31
Value-522000.0-377000.0-246000.0-164000.0-485000.067000.0-166000.0-29000.0-68000.0-411000.0256000.0-117000.0-168000.0720000.0710000.0150000.0-1034000.0-3009000.0-87000.0-389000.0-344000.0-224000.0-267000.0-61000.0652000.0-126000.0-8000.0166000.0336000.089000.0150000.0-10000.0192000.0
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet2175.04712.5600.016.339.691.8221.311.237.6114.8-110.376.5-173.2-413.8-356.829.4-601.21037.6155.478.0158.50.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:InterestRateSwap, us-gaap:CashFlowHedging, gbx:InterestAndForeignExchange


Derivative
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-31
Value-1307000.0-1263000.0-1331000.0-1338000.0-783000.0-369000.0-167000.0-107000.0-143000.0-151000.0-144000.014000.0-39000.0-106000.0-167000.0-186000.0-245000.0-288000.0-338000.0-358000.0-370000.0-388000.0-445000.0-437000.0-442000.0-451000.0-456000.0-462000.0-447000.0-409000.0-419000.0-429000.0
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet5445.815787.53246.3132.763.9-505.5222.741.379.042.262.1-9.2-40.260.983.9-36.5-142.499.3603.671.7170.50.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

us-gaap:CashFlowHedging


Derivative
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-30
Value-1853000.0-1648000.0-1618000.0-2510000.0-2494000.0-229000.0-408000.0-395000.0-392000.0-920000.0-632000.0-256000.0-110000.0440000.0344000.0474000.0-1107000.0-3587000.0-481000.0-1246000.0-931000.0-807000.0-712000.0-498000.0210000.0-577000.0-464000.0-296000.0-111000.0-320000.0-269000.0-439000.0-230000.0906340.0660.05176700.0-784000.0-4397500.0-1525.0
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet7720.820600.03946.3249.0203.4-313.7544.0152.5216.6257.0272.4167.3-113.4-252.9-172.992.9-643.61236.9858.9249.7429.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

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

us-gaap:DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet

us-gaap:ForeignExchangeForward, us-gaap:CashFlowHedging, gbx:CostOfRevenue


Derivative
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-31
Value32000.060000.05000.039000.0130000.0210000.0134000.078000.0179000.0289000.0389000.0-47000.0157000.0114000.082000.043000.0105000.0132000.0-32000.033000.065000.0
Percentage of DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForeignExchangeForward, us-gaap:CashFlowHedging, us-gaap:Sales


Derivative
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-30
Value165000.0154000.0148000.0215000.0138000.0190000.0453000.0182000.0264000.0638000.0262000.0382000.0190000.0226000.056000.0373000.0139000.0-2097000.0-1258000.0-2434000.0-1223000.0-797000.04592000.01819000.0232000.0298000.0494000.0
Percentage of DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet515.6256.72960.0551.3106.290.5338.1233.3147.5220.867.4-812.8121.0198.268.3867.4132.4-1588.63931.2-7375.8-1881.50.00.00.00.00.00.0

us-gaap:DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

us-gaap:CashFlowHedging


Derivative
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-30
Value197000.0214000.0153000.0254000.0549000.0284000.0422000.0-142000.0280000.0952000.0604000.0335000.0347000.0340000.0138000.0416000.0244000.0-1965000.0-1290000.0-2401000.0-1158000.0-774000.04592000.01819000.0232000.0298000.0494000.0345000.0300000.0214000.0170000.0322000.0607000.01480100.0896.0
Percentage of DerivativeInstrumentsGainLossRecognizedInIncomeIneffectivePortionAndAmountExcludedFromEffectivenessTestingNet615.6356.73060.0651.3422.3135.2314.9-182.1156.4329.4155.3-712.8221.0298.2168.3967.4232.4-1488.64031.2-7275.8-1781.50.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DividendsCash us-gaap:StatementEquityComponents

us-gaap:DividendsCash

gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Dividends
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value8.9829.118.6129.0569.0389.0448.3648.2798.2938.3058.2978.2398.2446.9026.601
Percentage of DividendsCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Parent


Dividends
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-30
Value8.9829.118.6129.0569.0389.0448.3648.2798.2938.3058.2978.2398.2446.9026.6016.4516.4576.126.1145.8255.8525.854.5354.0844.0034.17
Percentage of DividendsCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Dividends
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-30
Value8.9829.118.6129.0569.0389.0448.3648.2798.2938.3058.2978.2398.2446.9026.6016.4516.4576.126.1145.8255.8525.854.5354.0844.0034.17
Percentage of DividendsCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Effect
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value6.482-1.8055.2085.094-14.869-3.8050.981-9.8-3.6913.264-2.439-2.204-11.9971.271-1.736
Percentage of EffectOfExchangeRateOnCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnCashFlowHedgeIneffectivenessNet us-gaap:IncomeStatementLocation

us-gaap:GainLossOnCashFlowHedgeIneffectivenessNet

gbx:InterestAndForeignExchange


Gain
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-30
Value-1307000.0-1263000.0-1331000.0-1338000.0-783000.0-369000.0-167000.0-107000.0-143000.0-151000.0-144000.0
Percentage of GainLossOnCashFlowHedgeIneffectivenessNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CostOfSales


Gain
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-30
Value-24000.0-8000.0-41000.0-1008000.0-1226000.073000.0-75000.0-259000.0-181000.0-358000.0-232000.0
Percentage of GainLossOnCashFlowHedgeIneffectivenessNet1.80.63.175.3156.6-19.844.9242.1126.6237.1161.1

us-gaap:Sales


Gain
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-30
Value-522000.0-377000.0-246000.0-164000.0-485000.067000.0-166000.0-29000.0-68000.0-411000.0-256000.0
Percentage of GainLossOnCashFlowHedgeIneffectivenessNet39.929.818.512.361.9-18.299.427.147.6272.2177.8

us-gaap:GainLossOnSaleOfOtherAssets

us-gaap:GainLossOnSaleOfOtherAssets


Gain
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-30
Value-0.1840.0270.9220.5738.7756.6973.9593.4891112144.556145.817194.9471.5812.091.1224.470.31110100.2690.4060.720.1210.0830.3535.6195.4163.651
Percentage of GainLossOnSaleOfOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncomeLossFromEquityMethodInvestments

us-gaap:IncomeLossFromEquityMethodInvestments


Income
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292016-02-282015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292012-02-282011-11-302011-08-312011-05-312011-02-282010-11-30
Value2.379-0.378-0.744-0.8041.041.6511.073-0.922-4.564-0.7860.467-3.075-12.8230.147-2.91-6.511-0.681-1.988-2.584-0.8251.5640.9740.9740.3830.2040.982-0.1850.7551.0830.298-0.0670.0410.2490.082-0.105-0.04-0.3170.2010.0720.072-0.372-1.273-0.539-0.575-0.587
Percentage of IncomeLossFromEquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities

us-gaap:IncreaseDecreaseInAccountsPayableAndAccruedLiabilities


Increase
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value3114-27.257-31.594-9.255-20.567-47.421252.12339-10.94919-11.536291610-39.74524-25.693-2.721-33.25922-77.60549-14.38650-13.032263624-25.1372812-8.457-48.0363.835-13.453250.2653341428
Percentage of IncreaseDecreaseInAccountsPayableAndAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInContractWithCustomerAsset

us-gaap:IncreaseDecreaseInContractWithCustomerAsset


Increase
Period End2020-11-30
Value-1.343
Percentage of IncreaseDecreaseInContractWithCustomerAsset100.0

us-gaap:IncreaseDecreaseInContractWithCustomerAsset us-gaap:BalanceSheetLocation

gbx:AccountsReceivableNet


Increase
Period End2021-05-31
Value-7.955
Percentage of IncreaseDecreaseInContractWithCustomerAsset0.0

us-gaap:Inventories


Increase
Period End2021-05-31
Value0.591
Percentage of IncreaseDecreaseInContractWithCustomerAsset0.0

us-gaap:IncreaseDecreaseInContractWithCustomerLiability

us-gaap:IncreaseDecreaseInContractWithCustomerLiability


Increase
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value1.0855.625-5.521-22.02-7.28111-10.0128.437-14.671-16.3553.3143.60618-34.041-8.548
Percentage of IncreaseDecreaseInContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInDeferredLiabilities

us-gaap:IncreaseDecreaseInDeferredLiabilities


Increase
Period End2021-05-312021-02-282020-11-30
Value2043000.04380000.03435000.0
Percentage of IncreaseDecreaseInDeferredLiabilities100.0100.0100.0

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable


Increase
Period End2021-05-31
Value13
Percentage of IncreaseDecreaseInIncomeTaxesReceivable100.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingAssets


Increase
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value-3.7585.119-2.2245.783192.12937-9.368-8.749100.392-3.566-20.115-4.13-6.304-9.139-2.8693.343-8.893111.4740.1393.578-2.2411.3112.566-2.2111.5782.5592.001-2.069-0.631-0.0930.7-0.9450.8161.459-0.856-3.029-1.441-1.428-2.965
Percentage of IncreaseDecreaseInOtherOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements


Incremental
Period End2021-05-312020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-30
Value1032000.017000.0788000.0821000.0655000.012000.0580000.0578000.0453000.068000.0225000.07000.033000.05000.037000.010000.057000.07000.059000.059000.010000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseCost

us-gaap:LeaseCost


Lease
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-30
Value3.9114.9055.1745.8946.0956.6414.828
Percentage of LeaseCost100.0100.0100.0100.0100.0100.0100.0

us-gaap:MinorityInterestPeriodIncreaseDecrease us-gaap:StatementEquityComponents

us-gaap:MinorityInterestPeriodIncreaseDecrease

gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Minority
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value1.628-0.014-1.271-1.39-6.2127.3021.736-6.5792.0161.3873.9191.7973.628-1.679-0.882
Percentage of MinorityInterestPeriodIncreaseDecrease100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoncontrollingInterest


Minority
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value1.628-0.014-1.271-1.39-6.2127.3021.7360.082.0161.3873.9191.7973.628-1.679-0.882-1.884.4580.526-3.781-0.311-1.9782.5530.262-3.156-1.4538.87212-0.1790.5142.270.169-0.19-0.2190.07-1.8051.048-0.3551.7311.420.907
Percentage of MinorityInterestPeriodIncreaseDecrease100.0100.0100.0100.0100.0100.0100.0-1.2100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterestIncreaseFromBusinessCombination us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterestIncreaseFromBusinessCombination

gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Noncontrolling
Period End2020-08-312020-05-312019-08-312019-05-312019-02-28
Value0.00.00.00.01.915
Percentage of NoncontrollingInterestIncreaseFromBusinessCombination0.00.00.00.0100.0

us-gaap:NoncontrollingInterest


Noncontrolling
Period End2020-08-312020-05-312019-08-312019-05-312019-02-28
Value0.00.00.00.01.915
Percentage of NoncontrollingInterestIncreaseFromBusinessCombination0.00.00.00.0100.0

us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent us-gaap:StatementEquityComponents

us-gaap:OciBeforeReclassificationsNetOfTaxAttributableToParent

gbx:OtherAccumulatedOtherComprehensiveIncome


Oci
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-30
Value-0.1910.0520.0010.8890.0810.242-0.463-0.426-0.0010.306-0.23-0.3890.0290.044-0.0190.1210.064-0.849-0.001
Percentage of OciBeforeReclassificationsNetOfTaxAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedForeignCurrencyAdjustmentIncludingPortionAttributableToNoncontrollingInterest


Oci
Period End2021-05-312021-02-282020-11-302020-08-312020-05-31
Value4.8380.593.877.684-11.028
Percentage of OciBeforeReclassificationsNetOfTaxAttributableToParent-2533.01134.6387000.0864.3-13614.8

us-gaap:AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterest


Oci
Period End2021-05-312021-02-282020-11-302020-08-312020-05-31
Value0.658-0.142-0.753-0.177-5.643
Percentage of OciBeforeReclassificationsNetOfTaxAttributableToParent-344.5-273.1-75300.0-19.9-6966.7

us-gaap:AccumulatedOtherComprehensiveIncome


Oci
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-05-31
Value5.3050.53.1188.396-16.59-4.0970.114-6.804
Percentage of OciBeforeReclassificationsNetOfTaxAttributableToParent-2777.5961.5311800.0944.4-20481.5-1693.0-24.6680400.0

us-gaap:OperatingLeaseCost

us-gaap:OperatingLeaseCost


Operating
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-30
Value2.923.6253.8484.0184.3883.4243.422
Percentage of OperatingLeaseCost100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseLeaseIncome

us-gaap:OperatingLeaseLeaseIncome


Operating
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-30
Value8.012118.59.09.811
Percentage of OperatingLeaseLeaseIncome100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseLeaseIncome us-gaap:ProductOrService

gbx:CarHireUtilizationArrangements


Operating
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-30
Value2.83.83.61.92.82.83.7
Percentage of OperatingLeaseLeaseIncome35.030.930.522.431.128.632.5

us-gaap:OperatingLeasePayments

us-gaap:OperatingLeasePayments


Operating
Period End2021-05-312021-02-282020-11-30
Value2.7643.6273.7
Percentage of OperatingLeasePayments100.0100.0100.0

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax


Other
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value4.8350.5973.8677.713-11.029-0.703-1.583-5.456-5.0831.745-3.931-1.996-15.1364.16-3.1879.8648.3344.01-6.721.4511.477-1.165-3.967-3.019-1.299-6.241-3.45-3.2860.080.8112.5120.777-1.761-0.0952.1351.916-4.5513.31-4.843-1.3161.2441.9280.349
Percentage of OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax


Other
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-28
Value658000.0-142000.0-753000.0-177000.0-5643000.0-3638000.02154000.0-5198000.0-1729000.0-1035000.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAfterTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax

us-gaap:ForeignExchangeForward, us-gaap:CashFlowHedging, gbx:CostOfRevenue


Other
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-28
Value273000.0-234000.0-61000.0-40000.0-2015000.0411000.0-594000.0-128000.0102000.01100000.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForeignExchangeForward, us-gaap:CashFlowHedging, us-gaap:Sales


Other
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-28
Value494000.0-602000.0-1010000.0297000.0-599000.0190000.0573000.0-1245000.0330000.0-418000.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax181.0257.31655.7-742.529.746.2-96.5972.7323.5-38.0

us-gaap:InterestRateSwap, us-gaap:CashFlowHedging, gbx:InterestAndForeignExchange


Other
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-28
Value-515000.0834000.0323000.0-368000.0-5155000.0-5503000.02719000.0-5189000.0-2704000.0-1916000.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax-188.6-356.4-529.5920.0255.8-1338.9-457.74053.9-2651.0-174.2

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax us-gaap:DerivativeInstrumentsGainLossByHedgingRelationship

us-gaap:CashFlowHedging


Other
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-28
Value252000.0-2000.0-748000.0-111000.0-7769000.0-4902000.02698000.0-6562000.0-2272000.0-1234000.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationAndTax92.30.91226.2277.5385.6-1192.7-454.25126.6-2227.5-112.2

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax


Other
Period End2021-05-312021-02-282020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-28
Value-400000.0-100000.05700000.0-2100000.0-1300000.0500000.04500000.0-500000.0-200000.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossBeforeReclassificationTax100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax


Other
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-28
Value-1389000.0-1274000.0-1241000.0-1853000.0-1845000.0-168000.0-309000.0-378000.0-306000.0-701000.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationAfterTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax

us-gaap:OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax


Other
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-28
Value-500000.0-400000.0400000.0-700000.0-600000.0100000.0100000.00-100000.0200000.0
Percentage of OtherComprehensiveIncomeLossCashFlowHedgeGainLossReclassificationTax100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:OtherComprehensiveIncomeOtherNetOfTax

us-gaap:OtherComprehensiveIncomeOtherNetOfTax


Other
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312013-11-302013-08-312013-05-31
Value-191000.052000.01000.0889000.081000.0242000.0-463000.0-426000.0-1000.0306000.0-230000.0-389000.029000.044000.0-19000.0121000.064000.0-849000.0-1000.0-85000.07000.0-6000.074000.093000.08000.0-2000.013000.0-4000.0-1000.0-208000.05000.0
Percentage of OtherComprehensiveIncomeOtherNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherOperatingActivitiesCashFlowStatement

us-gaap:OtherOperatingActivitiesCashFlowStatement


Other
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value0.5940.5750.560.5740.6070.352-0.391-1.7710.1071.5230.2860.3430.3870.4810.477-1.8620.4690.3190.229-0.0040.073-0.1460.6370.1760.4590.3970.1520.0090.5732.2410.5270.84-0.2830.093-1.70510-0.1731.7352.0246.6710.036-0.0090.064
Percentage of OtherOperatingActivitiesCashFlowStatement100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsOfDistributionsToAffiliates

us-gaap:PaymentsOfDistributionsToAffiliates


Payments
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-31
Value200.8362.812.817224.1754.5315.1646.6571.8733.1853.622714261.2447.7818.30111329.16735177.8868.0672.1472.2751.9671.505
Percentage of PaymentsOfDistributionsToAffiliates100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation


Payments
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-30
Value445000.020000.02337000.00371000.025000.01870000.001559000.015000.04747000.07000.02517000.0138000.05061000.07000.02227000.0161000.02820000.0
Percentage of PaymentsRelatedToTaxWithholdingForShareBasedCompensation100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PaymentsToAcquireInterestInSubsidiariesAndAffiliates

us-gaap:PaymentsToAcquireInterestInSubsidiariesAndAffiliates


Payments
Period End2020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value0.3150.00.01.50.00.00.0115.03.7166.564330.00.553.7673.9483.2741.8664.53243.2152.5120.00.01.2531.2241.402-0.226-0.16-0.0380.6140.0-0.071.3510.70.00.279
Percentage of PaymentsToAcquireInterestInSubsidiariesAndAffiliates100.00.00.0100.00.00.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0

us-gaap:ProceedsFromConvertibleDebt us-gaap:DebtInstrument

us-gaap:ProceedsFromConvertibleDebt

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2028


Proceeds
Period End2021-04-30
Value373
Percentage of ProceedsFromConvertibleDebt100.0

us-gaap:ProceedsFromLinesOfCredit us-gaap:CreditFacility

us-gaap:ProceedsFromLinesOfCredit

us-gaap:LineOfCredit


Proceeds
Period End2021-05-312021-02-282020-11-30
Value-50.00.0210
Percentage of ProceedsFromLinesOfCredit100.00.0100.0

us-gaap:ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess

us-gaap:ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess


Proceeds
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value49108-9.738-68.392047.8472.3991.7774.125-1.167-4.847.388121.1052.5610.0-75.0-87.0113-24.0203815-43.36943-44.51427-8.188-30.398-9.566-9.15676.582-3.9431.055
Percentage of ProceedsFromRepaymentsOfShortTermDebtMaturingInThreeMonthsOrLess100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment

us-gaap:ProceedsFromSaleOfPropertyPlantAndEquipment


Proceeds
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value0.822.6458.6914.96336142724362934232430753.8050.446109.189158.16639410.6671.6090.9462.07314101414351712100.30713145.7414.5510.4279.6984.054
Percentage of ProceedsFromSaleOfPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths

us-gaap:ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths


Proceeds
Period End2021-05-312021-02-282020-11-302020-08-312017-05-312016-05-312015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value0.02.01101.50.00.01.8880.019233.1452.936247.4746.3311109.1957.1299.998397.557113.3733.8066.194
Percentage of ProceedsFromShortTermDebtMaturingInMoreThanThreeMonths0.0100.0100.0100.00.00.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductWarrantyAccrualPayments

us-gaap:ProductWarrantyAccrualPayments


Product
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-30
Value1980000.02429000.01415000.01559000.01518000.01136000.01999000.01793000.02004000.02612000.02184000.01522000.01855000.01089000.0751000.01140000.0377000.0495000.0637000.01913000.01205000.0952000.01229000.01906000.0994000.0829000.0974000.0931000.01208000.01511000.01472000.0775000.0904000.0835000.0801000.0552000.0525000.0260000.0408000.0
Percentage of ProductWarrantyAccrualPayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductWarrantyAccrualPreexistingIncreaseDecrease

us-gaap:ProductWarrantyAccrualPreexistingIncreaseDecrease


Product
Period End2021-05-312021-02-282020-05-312020-02-29
Value-9232000.0-603000.02600000.0884000.0
Percentage of ProductWarrantyAccrualPreexistingIncreaseDecrease100.0100.0100.0100.0

us-gaap:ProductWarrantyAccrualWarrantiesIssued

us-gaap:ProductWarrantyAccrualWarrantiesIssued


Product
Period End2020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-30
Value1.954-1.8782.60.8842.3780.9261.2351.4121.4411.5413.1835.6461.9531.6531.5743.2880.3571.9831.2021.4631.4213.2242.0361.2990.6470.7870.170.6250.6222.8780.6671.0281.585-0.7471.8480.4880.906
Percentage of ProductWarrantyAccrualWarrantiesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent us-gaap:StatementEquityComponents

us-gaap:ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent

us-gaap:AccumulatedGainLossCashFlowHedgeIncludingNoncontrollingInterest


Reclassification
Period End2021-05-312021-02-282020-11-302020-08-312020-05-31
Value-1389000.0-1274000.0-1241000.0-1853000.0-1845000.0
Percentage of ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent100.0100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncome


Reclassification
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-05-31
Value-1389000.0-1274000.0-1241000.0-1853000.0-1845000.0-168000.0-309000.0-306000.0
Percentage of ReclassificationFromAociCurrentPeriodNetOfTaxAttributableToParent100.0100.0100.0100.0100.00.00.00.0

us-gaap:RelatedPartyTransactionPurchasesFromRelatedParty us-gaap:ProductOrService, us-gaap:RelatedPartyTransaction

us-gaap:RelatedPartyTransactionPurchasesFromRelatedParty

gbx:RailcarComponents, gbx:AxisLlc


Related
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-30
Value3.32.23.81.24.33.24.0
Percentage of RelatedPartyTransactionPurchasesFromRelatedParty100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfConvertibleDebt us-gaap:DebtInstrument

us-gaap:RepaymentsOfConvertibleDebt

gbx:TwoPointEightSevenFivePercentageAndTwoPointTwoFivePercentageConvertibleSeniorNotesDue2024


Repayments
Period End2021-04-30
Value283
Percentage of RepaymentsOfConvertibleDebt100.0

us-gaap:RepaymentsOfNotesPayable

us-gaap:RepaymentsOfNotesPayable


Repayments
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312011-05-312011-02-282010-11-30
Value2936.0828.9086.1776.8827.3719.7493.1683.1623.1881732.9953.218132.8092.8281.751.9691.752.838151.9691.7611.9711.7641.9821.7581.9761241.2391.2231.239551.0211.231.0421.2443.5411.243722361.0891.234
Percentage of RepaymentsOfNotesPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths

us-gaap:RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths


Repayments
Period End2021-05-312021-02-282020-11-302016-08-312016-05-312015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value0.01111750.00.01918134.618.1461136168.089116.0578.941107.755105.6063.806
Percentage of RepaymentsOfShortTermDebtMaturingInMoreThanThreeMonths0.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ShortTermLeaseCost

us-gaap:ShortTermLeaseCost


Short
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-30
Value991000.01280000.01326000.01876000.01707000.03217000.01406000.0
Percentage of ShortTermLeaseCost100.0100.0100.0100.0100.0100.0100.0

us-gaap:StandardAndExtendedProductWarrantyAccrualForeignCurrencyTranslationGainLoss

us-gaap:StandardAndExtendedProductWarrantyAccrualForeignCurrencyTranslationGainLoss


Standard
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-31
Value126000.0101000.0-143000.0918000.0-189000.0-8000.053000.0-315000.0-260000.0-70000.0-388000.0-130000.01059000.0468000.0-13000.0-476000.0-443000.0-52000.0142000.0203000.0-12000.0-27000.095000.0658000.0-32000.0
Percentage of StandardAndExtendedProductWarrantyAccrualForeignCurrencyTranslationGainLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures

us-gaap:CommonStock


Stock
Period End2021-05-312021-02-282020-11-302020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312014-08-312014-05-312013-08-312013-05-312012-08-312012-05-312011-08-312011-05-31
Value21000.01000.0123000.059000.046000.0108000.04000.0105000.029000.0159000.00107000.031000.0198000.00103000.032000.0163000.03000.0108000.030000.0212000.04000.063000.0-2000.034000.000-6000.0444000.028000.0249000.0
Percentage of StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.0100.0100.0100.0100.0

us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures us-gaap:StatementEquityComponents

us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures

gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Stock
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value-0.4441.30114-4.106-4.3171.6429.472-0.6440.0381.26711-0.001110.811-5.061
Percentage of StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312014-08-312014-05-312013-08-312013-05-312012-08-312012-05-312011-08-312011-05-31
Value-0.4441.30114-4.106-4.3171.6429.472-0.6440.0381.26711-0.001110.811-5.061-0.0477.4431.069-2.945-0.1319.4920.163-3.4690.02223-0.296110.4778.1260.0288.7640.6045.993
Percentage of StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Stock
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312014-08-312014-05-312013-08-312013-05-312012-08-312012-05-312011-08-312011-05-31
Value-0.4441.30114-4.106-4.3171.6429.472-0.6440.0381.26711-0.001110.811-5.061-0.0477.4431.069-2.945-0.1319.4920.163-3.4690.02223-0.296110.4778.1260.0288.7640.6045.993
Percentage of StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockRepurchasedDuringPeriodShares us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedDuringPeriodShares

us-gaap:CommonStock


Stock
Period End2021-05-31
Value-469000.0
Percentage of StockRepurchasedDuringPeriodShares100.0

us-gaap:StockRepurchasedDuringPeriodValue us-gaap:StatementEquityComponents

us-gaap:StockRepurchasedDuringPeriodValue

gbx:EquityExcludingContingentlyRedeemableNoncontrollingInterest


Stock
Period End2021-05-31
Value-20.0
Percentage of StockRepurchasedDuringPeriodValue100.0

us-gaap:AdditionalPaidInCapital


Stock
Period End2021-05-312014-02-282013-11-30
Value-20.09.4010.871
Percentage of StockRepurchasedDuringPeriodValue100.00.00.0

us-gaap:Parent


Stock
Period End2021-05-312014-02-282013-11-30
Value-20.09.4010.871
Percentage of StockRepurchasedDuringPeriodValue100.00.00.0

us-gaap:TemporaryEquityNetIncome us-gaap:StatementEquityComponents

us-gaap:TemporaryEquityNetIncome

gbx:RedeemableNoncontrollingInterest


Temporary
Period End2020-11-302020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value-406000.0-171000.0-941000.0159000.0183000.0-915000.0-2812000.0-1319000.0-1367000.0-1911000.0-2163000.0-939000.0
Percentage of TemporaryEquityNetIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gbx:DebtInstrumentConvertibleFairValueAmountOfLiabilityComponent us-gaap:DebtInstrument

gbx:DebtInstrumentConvertibleFairValueAmountOfLiabilityComponent

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2024


Debt
Period End2021-04-30
Value198
Percentage of DebtInstrumentConvertibleFairValueAmountOfLiabilityComponent100.0

gbx:TwoPointTwoFiveConvertibleSeniorNotesDue2024


Debt
Period End2021-04-30
Value46
Percentage of DebtInstrumentConvertibleFairValueAmountOfLiabilityComponent23.5

gbx:DeferredTaxAssetsInvestmentAssetTaxCreditsAndOther

gbx:DeferredTaxAssetsInvestmentAssetTaxCreditsAndOther


Deferred
Period End2020-08-312019-08-31
Value1576000.01560000.0
Percentage of DeferredTaxAssetsInvestmentAssetTaxCreditsAndOther100.0100.0

gbx:DeferredTaxLiabilitiesDiscountOnConvertibleNotes

gbx:DeferredTaxLiabilitiesDiscountOnConvertibleNotes


Deferred
Period End2020-08-312019-08-312018-08-312017-08-312015-08-312014-08-312013-08-312012-08-312011-08-31
Value4.9926.2536.099114.0363.4812.9621211
Percentage of DeferredTaxLiabilitiesDiscountOnConvertibleNotes100.0100.0100.0100.0100.0100.0100.0100.0100.0

gbx:GoodwillAccumulatedImpairmentLossesAndOtherReductions

gbx:GoodwillAccumulatedImpairmentLossesAndOtherReductions


Goodwill
Period End2020-08-31
Value24
Percentage of GoodwillAccumulatedImpairmentLossesAndOtherReductions100.0

gbx:IntangibleAssetsNetAndOtherAssetsExcludingGoodwill

gbx:IntangibleAssetsNetAndOtherAssetsExcludingGoodwill


Intangible
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312011-08-31
Value1801901861901811601621259710195948283838568686369717376656264616579777678798679818487
Percentage of IntangibleAssetsNetAndOtherAssetsExcludingGoodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gbx:LeasedRailcarsForSyndicationAtCarryingValue

gbx:LeasedRailcarsForSyndicationAtCarryingValue


Leased
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value154109511071362551351821301632331301581681309114998102144136179238212213198177125968461687136549766796830
Percentage of LeasedRailcarsForSyndicationAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gbx:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour

gbx:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour


Lessee
Period End2021-05-312021-02-282020-11-30
Value171717
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFour100.0100.0100.0

gbx:LessorOperatingLeasePaymentsToBeReceivedAfterYearFour

gbx:LessorOperatingLeasePaymentsToBeReceivedAfterYearFour


Lessor
Period End2021-05-312021-02-282020-11-30
Value232727
Percentage of LessorOperatingLeasePaymentsToBeReceivedAfterYearFour100.0100.0100.0

gbx:OperatingLossCarryforwardsNotSubjectToExpiration us-gaap:IncomeTaxAuthority

gbx:OperatingLossCarryforwardsNotSubjectToExpiration

gbx:Foreign


Operating
Period End2020-08-31
Value25
Percentage of OperatingLossCarryforwardsNotSubjectToExpiration100.0

gbx:PercentageOfOwnershipInterestInJointVenture us-gaap:CreditFacility

gbx:PercentageOfOwnershipInterestInJointVenture

gbx:GBXLeasingWarehouseFacility


Percentage
Period End2021-05-31
Value90.0
Percentage of PercentageOfOwnershipInterestInJointVenture100.0

gbx:UnrecognizedTaxBenefitsExcludingInterestAccrued

gbx:UnrecognizedTaxBenefitsExcludingInterestAccrued


Unrecognized
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-31
Value5500000.01600000.01600000.01800000.0900000.01000000.01000000.01100000.02700000.0
Percentage of UnrecognizedTaxBenefitsExcludingInterestAccrued100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent

us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent


Accounts
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value480448434463488499527568473474438449447461441415339372345369370401384455405417374383356319293315286278282329323340311316
Percentage of AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsPayableCurrentAndNoncurrent

us-gaap:AccountsPayableCurrentAndNoncurrent


Accounts
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312012-08-31
Value190146126148161220237302256262224226204215193180172173169182187186201263251258223204205186161163186
Percentage of AccountsPayableCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccountsReceivableNet

us-gaap:AccountsReceivableNet


Accounts
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value274236240239261326313373330335306348322321315279267295237232213228237196214207191199181148174154162144163146172177149188
Percentage of AccountsReceivableNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax


Accumulated
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-312010-08-31
Value3934215.420184.84.96.01.94.1
Percentage of AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivable

us-gaap:AllowanceForDoubtfulAccountsReceivable


Allowance
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-312010-08-312009-08-31
Value2700000.02176000.02701000.01768000.02215000.02449000.02033000.03894000.03525000.03913000.03931000.05612000.0
Percentage of AllowanceForDoubtfulAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AlternativeInvestmentMeasurementInput us-gaap:AdjustmentsForNewAccountingPronouncements, us-gaap:DebtInstrument, us-gaap:MeasurementInputType

us-gaap:AlternativeInvestmentMeasurementInput

gbx:AccountingStandardsCodification47020, gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2024, us-gaap:MeasurementInputRiskFreeInterestRate


Alternative
Period End2020-08-312019-08-31
Value5.00.05
Percentage of AlternativeInvestmentMeasurementInput100.0100.0

gbx:AccountingStandardsCodification47020, gbx:TwoPointTwoFiveConvertibleSeniorNotesDue2024, us-gaap:MeasurementInputRiskFreeInterestRate


Alternative
Period End2020-08-312019-08-31
Value5.00.05
Percentage of AlternativeInvestmentMeasurementInput100.0100.0

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

us-gaap:AssetsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Assets
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-31
Value249247242239235548996109111153152131130129126116252220201918161717204530249.2078.691
Percentage of AssetsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Assets
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-31
Value0.610.0060.1120.5820.1470.5270.4420.0641.1890.7330.8991.5571.1664.4783.7533.8143.0430.2320.7661.5953.644.6996.9961.9131.5271.4340.640.21.0821.4121.1351.042
Percentage of AssetsFairValueDisclosure0.20.00.00.20.11.00.50.11.10.70.61.00.93.42.93.02.60.93.47.618.024.637.711.38.68.23.10.43.65.712.312.0

us-gaap:AssetsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Assets
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-08-312018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312011-08-31
Value250247242239235559615413213413313011925232223232518191821453126109.7331011111010
Percentage of AssetsFairValueDisclosure100.2100.0100.0100.2100.1101.0100.1101.0100.9103.4102.9103.0102.6100.9103.4107.6118.0124.6137.7111.3108.6108.2103.1100.4103.6105.7112.3112.00.00.00.00.00.0

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation

us-gaap:AssetsOfDisposalGroupIncludingDiscontinuedOperation


Assets
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312014-11-302014-08-312013-08-31
Value5413000.05413000.05413000.03650000.03650000.03650000.03650000.03650000.03650000.03650000.03650000.03650000.03650000.03650000.04045000.04045000.04045000.04045000.04108000.04108000.04397000.04397000.04397000.0353000.0389000.01101000.0
Percentage of AssetsOfDisposalGroupIncludingDiscontinuedOperation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAssets us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAssets

gbx:AmericanRailcarIndustries


Business
Period End2020-08-31
Value860000.0
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIndefiniteLivedIntangibleAssets100.0

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill us-gaap:BusinessAcquisition

us-gaap:BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill

gbx:AmericanRailcarIndustries


Business
Period End2020-08-312020-05-312020-02-292019-08-312019-07-26
Value3636363636
Percentage of BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill100.0100.0100.0100.0100.0

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

us-gaap:CashAndCashEquivalentsFairValueDisclosure

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-31
Value2032032032032032358688282126126106105105105955.0785.0775.0775.0765.0765.0745.0715.0685.058103520151.0051.004
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashAndCashEquivalentsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Cash
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-08-312018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312011-08-31
Value2032032032032032368126106105105105955.0785.0775.0775.0765.0765.0745.0715.0685.058103520151.0051.0041.0041.0031.0021.0024.561
Percentage of CashAndCashEquivalentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.0

us-gaap:ContractWithCustomerAssetNet

us-gaap:ContractWithCustomerAssetNet


Contract
Period End2020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-09-01
Value5.7387.0817.4717.4729.045109.7159.5819.7417.228
Percentage of ContractWithCustomerAssetNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ContractWithCustomerAssetNet us-gaap:BalanceSheetLocation

gbx:AccountsReceivableNet


Contract
Period End2021-05-312021-02-282020-08-31
Value18260.43
Percentage of ContractWithCustomerAssetNet0.00.06.1

us-gaap:Inventories


Contract
Period End2021-05-312021-02-282020-08-31
Value9.7289.1377.081
Percentage of ContractWithCustomerAssetNet0.00.0100.0

us-gaap:ContractWithCustomerLiability

us-gaap:ContractWithCustomerLiability


Contract
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-09-01
Value363430274755433936413641
Percentage of ContractWithCustomerLiability100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ConvertibleNotesPayable us-gaap:BusinessAcquisition

us-gaap:ConvertibleNotesPayable

gbx:AmericanRailcarIndustries


Convertible
Period End2020-08-31
Value50
Percentage of ConvertibleNotesPayable100.0

us-gaap:ConvertibleNotesPayable us-gaap:BusinessAcquisition, us-gaap:DebtInstrument

gbx:AmericanRailcarIndustries, gbx:TwoThousandTwentyFourConvertibleSeniorNotes


Convertible
Period End2020-08-31
Value50
Percentage of ConvertibleNotesPayable100.0

us-gaap:ConvertibleNotesPayable us-gaap:DebtInstrument

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2024


Convertible
Period End2021-05-312021-04-302020-08-312019-08-312018-08-31
Value6767275275275
Percentage of ConvertibleNotesPayable0.00.0550.00.00.0

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2028


Convertible
Period End2021-05-31
Value373
Percentage of ConvertibleNotesPayable0.0

us-gaap:DebtInstrumentCarryingAmount

us-gaap:DebtInstrumentCarryingAmount


Debt
Period End2021-05-312020-08-312019-08-312018-08-312017-08-312016-08-31
Value924833860469597303
Percentage of DebtInstrumentCarryingAmount100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentCarryingAmount us-gaap:DebtInstrument

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2028


Debt
Period End2021-05-31
Value373
Percentage of DebtInstrumentCarryingAmount40.4

gbx:TwoThousandTwentyFourConvertibleSeniorNotes


Debt
Period End2020-08-312019-08-31
Value288300
Percentage of DebtInstrumentCarryingAmount34.634.9

gbx:TwoThousandTwentyThreeConvertibleSeniorNotes


Debt
Period End2020-08-312019-08-31
Value209217
Percentage of DebtInstrumentCarryingAmount25.125.2

us-gaap:DebtInstrumentConvertibleConversionPrice1 us-gaap:DebtInstrument

us-gaap:DebtInstrumentConvertibleConversionPrice1

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2028


Debt
Period End2021-05-31
Value55.46
Percentage of DebtInstrumentConvertibleConversionPrice1100.0

us-gaap:DebtInstrumentFaceAmount us-gaap:BusinessAcquisition

us-gaap:DebtInstrumentFaceAmount

gbx:AmericanRailcarIndustries


Debt
Period End2020-08-31
Value300
Percentage of DebtInstrumentFaceAmount100.0

us-gaap:DebtInstrumentFaceAmount us-gaap:DebtInstrument

gbx:TwoThousandTwentyFourConvertibleSeniorNotes


Debt
Period End2020-08-312019-08-312017-05-312017-02-28
Value300300275275
Percentage of DebtInstrumentFaceAmount100.00.00.00.0

us-gaap:DebtInstrumentFaceAmount us-gaap:LongtermDebtType

gbx:OtherTermLoanDueSeptemberTwoThousandTwentyTwo


Debt
Period End2020-08-31
Value0.8
Percentage of DebtInstrumentFaceAmount0.3

us-gaap:DebtInstrumentRepurchasedFaceAmount us-gaap:DebtInstrument

us-gaap:DebtInstrumentRepurchasedFaceAmount

gbx:TwoPointEightSevenFivePercentageAndTwoPointTwoFivePercentageConvertibleSeniorNotesDue2024


Debt
Period End2021-04-30
Value207
Percentage of DebtInstrumentRepurchasedFaceAmount100.0

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet

us-gaap:DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet


Debt
Period End2021-05-312020-08-312019-08-312018-08-312017-08-312016-08-31
Value89293733392.116
Percentage of DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet100.0100.0100.0100.0100.0100.0

us-gaap:DebtInstrumentUnamortizedDiscountPremiumNet us-gaap:DebtInstrument

us-gaap:DebtInstrumentUnamortizedDiscountPremiumNet

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2028


Debt
Period End2021-05-31
Value72
Percentage of DebtInstrumentUnamortizedDiscountPremiumNet100.0

us-gaap:DebtIssuanceCostsLineOfCreditArrangementsNet

us-gaap:DebtIssuanceCostsLineOfCreditArrangementsNet


Debt
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312017-11-302017-08-312017-05-312017-02-282016-11-302016-08-31
Value4890000.03150000.03387000.03623000.03859000.04095000.04338000.04568000.03464000.03448000.03632000.01824000.02002000.02416000.02623000.02830000.03052000.03245000.03481000.0
Percentage of DebtIssuanceCostsLineOfCreditArrangementsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredFinanceCostsNet

us-gaap:DeferredFinanceCostsNet


Deferred
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-31
Value3623000.04568000.01824000.02623000.05597000.06079000.06443000.07252000.03823000.04544000.06395000.06992000.07602000.0
Percentage of DeferredFinanceCostsNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredFinanceCostsNet us-gaap:DebtInstrument

gbx:TwoPointEightSevenFiveConvertibleSeniorNotesDue2028


Deferred
Period End2021-05-31
Value9517000.0
Percentage of DeferredFinanceCostsNet0.0

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxLiabilities


Deferred
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value606781138116113121798486868699969588898783
Percentage of DeferredIncomeTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredRevenue

us-gaap:DeferredRevenue


Deferred
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value434236426370598576911081051028512012982858595688442332428272021148.7068.83816232817171.235.7245.9
Percentage of DeferredRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsDeferredIncome

us-gaap:DeferredTaxAssetsDeferredIncome


Deferred
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-31
Value7.9438.296107.547187.5754.4964.0723.7024.104
Percentage of DeferredTaxAssetsDeferredIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsGross


Deferred
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-31
Value62545063655341354456
Percentage of DeferredTaxAssetsGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsInventory

us-gaap:DeferredTaxAssetsInventory


Deferred
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-31
Value161510137.5999.612108.7088.4497.075
Percentage of DeferredTaxAssetsInventory100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards

us-gaap:DeferredTaxAssetsOperatingLossCarryforwards


Deferred
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-31
Value123.1822.0020.320.4290.6891.6952.1688.40924
Percentage of DeferredTaxAssetsOperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities


Deferred
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-31
Value202118282621128.6161310
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsWarrantyReserves

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsWarrantyReserves


Deferred
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-31
Value3.0443.5967.2011010118.2547.9637.1276.885
Percentage of DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsWarrantyReserves100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets

us-gaap:DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets


Deferred
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-31
Value2820000.02813000.02474000.03605000.03212000.03030000.02719000.04792000.09977000.09927000.0
Percentage of DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment


Deferred
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-31
Value535670110978794107111107
Percentage of DeferredTaxLiabilitiesPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DerivativeAssets us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByAssetClass, us-gaap:HedgingDesignation

us-gaap:DerivativeAssets

us-gaap:ForeignExchangeContract, us-gaap:AccountsReceivable, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-31
Value606000.06000.0112000.0560000.0147000.0488000.0386000.064000.01083000.0648000.0755000.0700000.0
Percentage of DerivativeAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ForeignExchangeContract, us-gaap:AccountsReceivable, us-gaap:Nondesignated


Derivative
Period End2021-05-312020-08-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-31
Value4000.022000.039000.056000.00106000.085000.0144000.076000.0
Percentage of DerivativeAssets0.73.98.014.50.09.813.119.110.9

us-gaap:DerivativeAssets us-gaap:FairValueByAssetClass, us-gaap:HedgingDesignation

us-gaap:AccountsReceivable, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-08-312018-05-312018-02-282017-08-31
Value606000.06000.0112000.0560000.0147000.0488000.064000.01141000.02756000.02341000.0
Percentage of DerivativeAssets100.0100.0100.0100.0100.0100.0100.00.00.00.0

us-gaap:DerivativeAssets us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312017-08-312016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-31
Value610000.06000.0112000.0582000.0147000.0527000.0442000.064000.01189000.0733000.0899000.01557000.03814000.0766000.01595000.03640000.04699000.06996000.01913000.01527000.01434000.0640000.0200000.01082000.01412000.01135000.01042000.0
Percentage of DerivativeAssets100.7100.0100.0103.9100.0108.0114.5100.0109.8113.1119.1222.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DerivativeAssets us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-08-312018-08-312017-08-312016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-31
Value610000.06000.0112000.0582000.0147000.0527000.064000.01557000.03814000.0766000.01595000.03640000.04699000.06996000.01913000.01527000.01434000.0640000.0200000.01082000.01412000.01135000.01042000.01242000.02622000.04082000.02844000.0
Percentage of DerivativeAssets100.7100.0100.0103.9100.0108.0100.0222.40.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DerivativeFixedInterestRate us-gaap:DebtInstrument

us-gaap:DerivativeFixedInterestRate

gbx:TwoThousandTwentyFourConvertibleSeniorNotes


Derivative
Period End2020-08-312019-08-31
Value3.190.0319
Percentage of DerivativeFixedInterestRate100.0100.0

gbx:TwoThousandTwentyThreeConvertibleSeniorNotes


Derivative
Period End2020-08-312019-08-31
Value4.490.0449
Percentage of DerivativeFixedInterestRate140.8140.8

us-gaap:DerivativeLiabilities us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation

us-gaap:DerivativeLiabilities

us-gaap:AccountsPayableAndAccruedLiabilities, us-gaap:ForeignExchangeContract, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-31
Value0.0090.7310.3890.0030.7680.1940.640.4370.00.0811.8571.211
Percentage of DerivativeLiabilities100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0

us-gaap:AccountsPayableAndAccruedLiabilities, us-gaap:ForeignExchangeContract, us-gaap:Nondesignated


Derivative
Period End2021-05-312021-02-282020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-31
Value0.0470.0180.0020.2810.1650.5870.00.0980.0460.354
Percentage of DerivativeLiabilities522.22.50.3144.825.8134.30.0121.02.529.2

us-gaap:AccountsPayableAndAccruedLiabilities, us-gaap:InterestRateSwap, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-31
Value1112141516127.369105.1742.6120.790.001
Percentage of DerivativeLiabilities126233.31662.73663.2530133.32197.46445.41151.42346.70.03224.742.50.1

us-gaap:DerivativeLiabilities us-gaap:BalanceSheetLocation, us-gaap:HedgingDesignation

us-gaap:AccountsPayableAndAccruedLiabilities, us-gaap:DesignatedAsHedgingInstrument


Derivative
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-08-312018-08-312018-05-312018-02-282017-11-302017-08-312016-08-31
Value111214151712101.2121.2210.6861.4212.8867.444
Percentage of DerivativeLiabilities126333.31762.73763.2530233.32297.46545.42446.7100.10.00.00.00.00.0

us-gaap:DerivativeLiabilities us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel2, us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-31
Value1112141517128.174115.3592.8132.7981.5661.4280.7161.4262.8863.1398.896137.4669.029109.8353.2062.7022.2632.3011.9951.260.4350.9721.632
Percentage of DerivativeLiabilities126855.61765.13763.2530233.32297.76690.21277.22581.00.03472.8150.7129.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:DerivativeLiabilities us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Derivative
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-08-312018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312012-08-31
Value111214151712111.5661.4280.7161.4262.8863.1398.896137.4669.029109.8353.2062.7022.2632.3011.9951.260.4350.9721.6323.145
Percentage of DerivativeLiabilities126855.61765.13763.2530233.32297.76690.22581.0129.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:EmployeeRelatedLiabilitiesCurrentAndNoncurrent

us-gaap:EmployeeRelatedLiabilitiesCurrentAndNoncurrent


Employee
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-31
Value10897931051009191106888987105858576846965597661635770575453645042404235353137
Percentage of EmployeeRelatedLiabilitiesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions

us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions


Employee
Period End2020-08-312019-08-312018-08-312017-08-312016-08-31
Value1115151422
Percentage of EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedShareBasedAwardsOtherThanOptions100.0100.0100.0100.0100.0

us-gaap:EquityMethodInvestmentOwnershipPercentage us-gaap:Ownership, us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:EquityMethodInvestmentOwnershipPercentage

gbx:GreenbrierMaxion, gbx:AmstedmaxionCruzeiro


Equity
Period End2020-08-31
Value40.0
Percentage of EquityMethodInvestmentOwnershipPercentage100.0

us-gaap:EquityMethodInvestmentOwnershipPercentage us-gaap:RelatedPartyTransaction

gbx:AxisLlc


Equity
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-31
Value41.941.941.941.90.4190.4190.4190.419
Percentage of EquityMethodInvestmentOwnershipPercentage0.00.00.0104.80.00.00.00.0

gbx:Greenbrier


Equity
Period End2021-05-312021-02-282020-11-302019-08-312018-08-312017-08-312017-06-30
Value40.040.040.00.40.40.40.4
Percentage of EquityMethodInvestmentOwnershipPercentage0.00.00.00.00.00.00.0

us-gaap:EquityMethodInvestmentOwnershipPercentage us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

gbx:AmstedmaxionCruzeiro


Equity
Period End2020-08-312019-11-302019-11-012019-08-312018-08-312017-08-312017-05-312017-04-302016-08-31
Value29.50.2950.2950.2450.2450.2450.2450.1950.195
Percentage of EquityMethodInvestmentOwnershipPercentage73.80.00.00.00.00.00.00.00.0

gbx:AxisLlc


Equity
Period End2020-08-31
Value41.9
Percentage of EquityMethodInvestmentOwnershipPercentage104.8

gbx:GbwRailcarServicesHoldingsLlc


Equity
Period End2020-08-312019-08-312018-08-312018-08-202018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-08-312014-07-18
Value50.00.50.50.50.50.50.50.50.50.50.50.50.50.50.50.5
Percentage of EquityMethodInvestmentOwnershipPercentage125.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

gbx:GreenbrierMaxion


Equity
Period End2020-08-312019-08-312018-08-312017-08-312017-05-312017-04-302016-08-31
Value60.00.60.60.60.60.1950.195
Percentage of EquityMethodInvestmentOwnershipPercentage150.00.00.00.00.00.00.0

gbx:GreenbrierRailcarFundingILLC


Equity
Period End2020-08-31
Value40.0
Percentage of EquityMethodInvestmentOwnershipPercentage100.0

us-gaap:EquityMethodInvestments

us-gaap:EquityMethodInvestments


Equity
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312011-08-31
Value79707272757985915358586175981011081109093988986868791717269121111109.1488.418.3738.3015.769
Percentage of EquityMethodInvestments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsAccumulatedAmortization

gbx:CustomerAndSupplierRelationships


Finite
Period End2020-08-312019-08-312018-08-31
Value564844
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization100.0100.0100.0

us-gaap:CustomerRelationships


Finite
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312011-08-31
Value626058565452504846454443424140393838373635343332323130302928262625242217
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization0.00.00.0100.00.00.00.0100.00.00.00.097.60.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherIntangibleAssets


Finite
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312011-08-31
Value121111109.2748.1887.5316.9087.6357.4737.1676.46.1235.4024.8664.2534.0783.9955.9675.7574.8833.2043.1213.0843.0653.1393.1564.4154.3594.2794.1624.1414.0333.9333.7793.475
Percentage of FiniteLivedIntangibleAssetsAccumulatedAmortization0.00.00.018.70.00.00.014.10.00.00.014.30.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths


Finite
Period End2021-05-312021-02-282020-11-302020-08-31
Value8.38.18.110
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear


Finite
Period End2021-05-312021-02-282020-11-30
Value111111
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseRemainderOfFiscalYear100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFive


Finite
Period End2020-08-31
Value5700000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFive100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearFour


Finite
Period End2021-05-312021-02-282020-11-302020-08-31
Value5800000.05700000.05700000.06000000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearFour100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearThree


Finite
Period End2021-05-312021-02-282020-11-302020-08-31
Value6700000.06600000.06600000.06000000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearThree100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo

us-gaap:FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo


Finite
Period End2021-05-312021-02-282020-11-302020-08-31
Value6900000.06800000.06700000.07300000.0
Percentage of FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo100.0100.0100.0100.0

us-gaap:FiniteLivedIntangibleAssetsGross us-gaap:FiniteLivedIntangibleAssetsByMajorClass

us-gaap:FiniteLivedIntangibleAssetsGross

gbx:CustomerAndSupplierRelationships


Finite
Period End2020-08-312019-08-312018-08-31
Value898973
Percentage of FiniteLivedIntangibleAssetsGross100.0100.0100.0

us-gaap:CustomerRelationships


Finite
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312011-08-31
Value898989898989898972727272646464646465656564646565656565666666666666666666
Percentage of FiniteLivedIntangibleAssetsGross0.00.00.0100.00.00.00.0100.00.00.00.098.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OtherIntangibleAssets


Finite
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312011-08-31
Value3839393736333334151615161616205.1054.9764.9446.2986.2886.0355.9593.4223.4263.4553.613.6995.0715.0825.0464.9674.9974.9975.0034.9065.185
Percentage of FiniteLivedIntangibleAssetsGross0.00.00.042.10.00.00.037.90.00.00.022.10.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months us-gaap:DerivativeInstrumentRisk

us-gaap:ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months

us-gaap:ForeignExchangeContract


Foreign
Period End2021-05-312021-02-282020-11-302020-08-31
Value400000.01000000.0700000.0100000.0
Percentage of ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months100.0100.0100.0100.0

us-gaap:GoodwillGross

us-gaap:GoodwillGross


Goodwill
Period End2020-08-312013-08-312012-08-31
Value292195195
Percentage of GoodwillGross100.0100.0100.0

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss

us-gaap:GoodwillImpairedAccumulatedImpairmentLoss


Goodwill
Period End2020-08-312017-08-312013-08-312012-08-312011-08-31
Value1381281285555
Percentage of GoodwillImpairedAccumulatedImpairmentLoss100.0100.0100.0100.0100.0

us-gaap:IncomeTaxesReceivable

us-gaap:IncomeTaxesReceivable


Income
Period End2021-05-312021-02-282020-08-31
Value75629.109
Percentage of IncomeTaxesReceivable100.0100.0100.0

us-gaap:InventoryAdjustments

us-gaap:InventoryAdjustments


Inventory
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312011-08-31
Value192122241810109.5125.8646.4156.5165.6144.8865.0994.5424.1363.8193.1682.9223.2573.3412.9912.9262.6793.323.0683.5072.8664.0594.764.9414.2285.2685.2815.1865.1324.45
Percentage of InventoryAdjustments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryAdjustments us-gaap:ValuationAllowancesAndReservesType

us-gaap:InventoryValuationReserve


Inventory
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-312011-08-31
Value249.5125.6144.1363.2572.6792.8664.2285.1324.45
Percentage of InventoryAdjustments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InventoryWorkInProcess

us-gaap:InventoryWorkInProcess


Inventory
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312011-08-31
Value14010410311614816118415613014210710594869086897978686359517562706048625551487473777178
Percentage of InventoryWorkInProcess100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentsFairValueDisclosure

us-gaap:InvestmentsFairValueDisclosure


Investments
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312011-08-31
Value454439353231312727282626252320202017151513131112121010109.9578.2027.6877.9817.8656.7716.6676.326
Percentage of InvestmentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentsFairValueDisclosure us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueInputsLevel1, us-gaap:FairValueMeasurementsRecurring


Investments
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-31
Value45443935323131272728262625242320202017151513131112121010109.9578.2027.687
Percentage of InvestmentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentsFairValueDisclosure us-gaap:FairValueByMeasurementFrequency

us-gaap:FairValueMeasurementsRecurring


Investments
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-08-312018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312011-08-31
Value454439353231272625242320202017151513131112121010109.9578.2027.6877.9817.8656.7716.6676.326
Percentage of InvestmentsFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths


Lessee
Period End2021-05-312021-02-282020-11-302020-08-31
Value9.151121213
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths100.0100.0100.0100.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear

us-gaap:LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear


Lessee
Period End2021-05-312021-02-282020-11-30
Value2.4056.49210
Percentage of LesseeOperatingLeaseLiabilityPaymentsRemainderOfFiscalYear100.0100.0100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceived

us-gaap:LessorOperatingLeasePaymentsToBeReceived


Lessor
Period End2021-05-312021-02-282020-11-302020-08-31
Value104135154113
Percentage of LessorOperatingLeasePaymentsToBeReceived100.0100.0100.0100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFiveYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFiveYears


Lessor
Period End2020-08-31
Value9704000.0
Percentage of LessorOperatingLeasePaymentsToBeReceivedFiveYears100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFourYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedFourYears


Lessor
Period End2021-05-312021-02-282020-11-302020-08-31
Value10121216
Percentage of LessorOperatingLeasePaymentsToBeReceivedFourYears100.0100.0100.0100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths

us-gaap:LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths


Lessor
Period End2021-05-312021-02-282020-11-302020-08-31
Value24303128
Percentage of LessorOperatingLeasePaymentsToBeReceivedNextTwelveMonths100.0100.0100.0100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedRemainderOfFiscalYear

us-gaap:LessorOperatingLeasePaymentsToBeReceivedRemainderOfFiscalYear


Lessor
Period End2021-05-312021-02-282020-11-30
Value8.7051734
Percentage of LessorOperatingLeasePaymentsToBeReceivedRemainderOfFiscalYear100.0100.0100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThereafter

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThereafter


Lessor
Period End2020-08-31
Value14
Percentage of LessorOperatingLeasePaymentsToBeReceivedThereafter100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThreeYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedThreeYears


Lessor
Period End2021-05-312021-02-282020-11-302020-08-31
Value17222319
Percentage of LessorOperatingLeasePaymentsToBeReceivedThreeYears100.0100.0100.0100.0

us-gaap:LessorOperatingLeasePaymentsToBeReceivedTwoYears

us-gaap:LessorOperatingLeasePaymentsToBeReceivedTwoYears


Lessor
Period End2021-05-312021-02-282020-11-302020-08-31
Value19252624
Percentage of LessorOperatingLeasePaymentsToBeReceivedTwoYears100.0100.0100.0100.0

us-gaap:LettersOfCreditOutstandingAmount us-gaap:CreditFacility

us-gaap:LettersOfCreditOutstandingAmount

gbx:ForeignLineOfCreditTwo


Letters
Period End2021-05-312021-02-282020-11-302020-08-312020-05-31
Value3031303020
Percentage of LettersOfCreditOutstandingAmount100.0100.0100.0100.0100.0

us-gaap:ForeignLineOfCredit


Letters
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-31
Value383436464637292726222227208.06.94.3
Percentage of LettersOfCreditOutstandingAmount128.7112.3120.7155.0232.50.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LineOfCredit


Letters
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312014-08-31
Value2527282828272424232472727275757779798181818180479.6
Percentage of LettersOfCreditOutstandingAmount84.090.094.795.7143.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LettersOfCreditOutstandingAmount us-gaap:GuaranteeObligationsByNature

us-gaap:PerformanceGuarantee


Letters
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-31
Value25272828282724242324727272757577797981818181804749108.69.6
Percentage of LettersOfCreditOutstandingAmount84.090.094.795.7143.50.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LineOfCredit

us-gaap:LineOfCredit


Line
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value32527527635141637292725222227207.996.8854.3247516350929046131826384892508960711018090
Percentage of LineOfCredit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LineOfCredit us-gaap:CreditFacility

us-gaap:ForeignLineOfCredit


Line
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-05-312019-02-28
Value363528161314131212
Percentage of LineOfCredit11.312.710.14.73.337.646.848.255.1

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity us-gaap:CreditFacility

us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity

gbx:SeniorSecuredCreditFacilityRevolvingLineOfCreditComponentThree


Line
Period End2021-05-312021-02-282020-11-302016-02-292015-11-302015-08-31
Value5.05.05.0202020
Percentage of LineOfCreditFacilityMaximumBorrowingCapacity100.0100.0100.0100.0100.0100.0

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity us-gaap:CreditFacility

us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity

gbx:GBXLeasingWarehouseFacility


Line
Period End2021-05-31
Value96
Percentage of LineOfCreditFacilityRemainingBorrowingCapacity100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths


Long
Period End2020-08-31
Value32
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive


Long
Period End2020-08-31
Value84000.0
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour


Long
Period End2020-08-31
Value754
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree


Long
Period End2020-08-31
Value23
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree100.0

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo


Long
Period End2020-08-31
Value23
Percentage of LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo100.0

us-gaap:LongTermLoansPayable

us-gaap:LongTermLoansPayable


Long
Period End2021-05-312020-08-312019-08-312018-08-312017-08-312017-05-312017-02-282016-08-312015-08-312014-08-312013-08-312012-08-312011-08-31
Value481498521179184178180184192199128132137
Percentage of LongTermLoansPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:MinorityInterestOwnershipPercentageByNoncontrollingOwners us-gaap:Ownership

us-gaap:MinorityInterestOwnershipPercentageByNoncontrollingOwners

gbx:GrupoIndustrialMonclovaSA


Minority
Period End2020-08-312019-08-31
Value50.00.5
Percentage of MinorityInterestOwnershipPercentageByNoncontrollingOwners100.0100.0

us-gaap:NotesPayable

us-gaap:NotesPayable


Notes
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value835793797804806811817822483486487436437559558558532532300303306322324326346441443445447371372373372427427428428428431429
Percentage of NotesPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NotesPayableFairValueDisclosure us-gaap:FairValueByMeasurementBasis

us-gaap:NotesPayableFairValueDisclosure

us-gaap:CarryingReportedAmountFairValueDisclosure


Notes
Period End2020-08-312019-08-312018-08-312017-08-312016-08-312015-08-312014-08-31
Value832860469597303326445
Percentage of NotesPayableFairValueDisclosure100.0100.0100.0100.0100.0100.0100.0

us-gaap:EstimateOfFairValueFairValueDisclosure


Notes
Period End2020-08-312019-08-312018-08-312015-08-312014-08-31
Value802838517345654
Percentage of NotesPayableFairValueDisclosure96.497.5110.3105.8147.0

us-gaap:NotesReceivableGross us-gaap:ScheduleOfEquityMethodInvestmentEquityMethodInvesteeName

us-gaap:NotesReceivableGross

gbx:AmstedmaxionCruzeiro


Notes
Period End2020-08-312020-05-312020-02-292019-11-302019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-31
Value4.54.54.54.510.010.010.010.010.010.010.010.0
Percentage of NotesReceivableGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gbx:GreenbrierMaxion


Notes
Period End2020-11-302020-08-312020-05-312019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-30
Value3.93.83.918181920197.27.99.19.2
Percentage of NotesReceivableGross0.084.486.7400.00.0192.0204.0195.072.079.091.092.0

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent


Operating
Period End2021-05-312021-02-282020-11-302020-08-31
Value3.03.23.23.2
Percentage of OperatingLeaseWeightedAverageDiscountRatePercent100.0100.0100.0100.0

us-gaap:OperatingLossCarryforwards us-gaap:IncomeTaxAuthority

us-gaap:OperatingLossCarryforwards

gbx:Foreign


Operating
Period End2020-08-312017-08-312016-08-312015-08-312014-08-312013-08-312012-08-31
Value283.93.74.15.86.64.6
Percentage of OperatingLossCarryforwards100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherAccruedLiabilitiesCurrentAndNoncurrent

us-gaap:OtherAccruedLiabilitiesCurrentAndNoncurrent


Other
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312012-08-31
Value104104107100106105107108939578731101141221075868697173827064646162666259587071
Percentage of OtherAccruedLiabilitiesCurrentAndNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherNotesPayable

us-gaap:OtherNotesPayable


Other
Period End2021-05-312020-08-312019-08-312018-08-312017-08-312014-08-312013-08-312012-08-312011-08-31
Value1.936101414190.250.250.2570.09
Percentage of OtherNotesPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PercentageOfDebtHedgedByInterestRateDerivatives us-gaap:DebtInstrument

us-gaap:PercentageOfDebtHedgedByInterestRateDerivatives

gbx:TwoThousandTwentyFourConvertibleSeniorNotes


Percentage
Period End2020-08-312019-08-31
Value50.00.5
Percentage of PercentageOfDebtHedgedByInterestRateDerivatives100.0100.0

gbx:TwoThousandTwentyThreeConvertibleSeniorNotes


Percentage
Period End2020-08-312019-08-31
Value50.00.5
Percentage of PercentageOfDebtHedgedByInterestRateDerivatives100.0100.0

us-gaap:PrepaidExpenseAndOtherAssets

us-gaap:PrepaidExpenseAndOtherAssets


Prepaid
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312011-08-31
Value262118221918151523252018151516141310141516171312118.99811109.7728.69110101010108.692
Percentage of PrepaidExpenseAndOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:ProductWarrantyAccrual

us-gaap:ProductWarrantyAccrual


Product
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-312010-08-312009-08-31
Value314245454746474623242627272621201614111212121111109.1888.8969.349.7181011129.98310109.221109.2978.9438.6456.3048.184
Percentage of ProductWarrantyAccrual100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PropertySubjectToOrAvailableForOperatingLeaseNet

us-gaap:PropertySubjectToOrAvailableForOperatingLeaseNet


Property
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value446445445350355385396366376381317322302258274315315298305306232235252255257261264258274282293305332344362362334322323321
Percentage of PropertySubjectToOrAvailableForOperatingLeaseNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RedeemableNoncontrollingInterestEquityCarryingAmount

us-gaap:RedeemableNoncontrollingInterestEquityCarryingAmount


Redeemable
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-31
Value30303031303031312425282931333536
Percentage of RedeemableNoncontrollingInterestEquityCarryingAmount100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RestrictedCashAndCashEquivalents

us-gaap:RestrictedCashAndCashEquivalents


Restricted
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312017-05-312017-02-282016-11-302016-08-312016-05-312016-02-292015-11-302015-08-312015-05-312015-02-282014-11-302014-08-312014-05-312014-02-282013-11-302013-08-312013-05-312013-02-282012-11-302012-08-312012-05-312012-02-292011-11-302011-08-31
Value8.6898.6148.5478.3428.7048.5698.6488.80321218.8728.8199.2048.8758.8398.8928.7538.6968.642248.6698.8779.8188.8698.9128.7229.17209.4688.9648.9758.8078.9068.8997.3226.2776.0892.2492.1512.113
Percentage of RestrictedCashAndCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RevenueRemainingPerformanceObligation us-gaap:ProductOrService

us-gaap:RevenueRemainingPerformanceObligation

gbx:RailCars


Revenue
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-30
Value400600100010004009001400190018000.91100
Percentage of RevenueRemainingPerformanceObligation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

gbx:RailcarsForSyndication


Revenue
Period End2020-08-31
Value236
Percentage of RevenueRemainingPerformanceObligation23.6

gbx:RevenueOther


Revenue
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-31
Value686160129132436542
Percentage of RevenueRemainingPerformanceObligation17.010.26.012.933.14.84.72.2

us-gaap:Service


Revenue
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-30
Value131129127134134140150153130137138
Percentage of RevenueRemainingPerformanceObligation32.821.612.713.433.715.610.78.17.215300.012.6

us-gaap:RevenueRemainingPerformanceObligation us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

gbx:Marine, gbx:Manufacturing


Revenue
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-30
Value39536651365880100829555
Percentage of RevenueRemainingPerformanceObligation9.88.96.65.19.26.55.75.34.610588.95.1

gbx:RailCars, gbx:Manufacturing


Revenue
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-30
Value21452125192320532292269827222897204718642011
Percentage of RevenueRemainingPerformanceObligation536.2354.2192.3205.3573.0299.8194.5152.5113.7207166.7182.9

gbx:RailcarsForSyndication, gbx:Manufacturing


Revenue
Period End2021-05-312021-02-282020-11-302020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-30
Value253229237239261298317669780647
Percentage of RevenueRemainingPerformanceObligation63.238.223.759.829.121.316.737.286755.658.8

us-gaap:RevenueRemainingPerformanceObligationPercentage us-gaap:ProductOrService

us-gaap:RevenueRemainingPerformanceObligationPercentage

us-gaap:Service


Revenue
Period End2021-05-312021-02-282020-11-302020-08-31
Value47.048.050.051.0
Percentage of RevenueRemainingPerformanceObligationPercentage100.0100.0100.0100.0

us-gaap:TaxCreditCarryforwardAmount us-gaap:IncomeTaxAuthority

us-gaap:TaxCreditCarryforwardAmount

gbx:State


Tax
Period End2020-08-312012-08-31
Value1200000.0100000.0
Percentage of TaxCreditCarryforwardAmount100.0100.0

us-gaap:TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests us-gaap:StatementEquityComponents

us-gaap:TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests

gbx:RedeemableNoncontrollingInterest


Temporary
Period End2021-05-312021-02-282020-11-302020-08-312020-05-312020-02-292019-11-302019-08-312019-05-312019-02-282018-11-302018-08-312018-05-312018-02-282017-11-302017-08-312016-08-31
Value30303031303031312425282931333536-2.14
Percentage of TemporaryEquityCarryingAmountIncludingPortionAttributableToNoncontrollingInterests100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued

us-gaap:UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued


Unrecognized
Period End2020-08-312019-08-312018-08-312016-08-312015-08-312014-08-31
Value1100000.0600000.0200000.0200000.0300000.0200000.0
Percentage of UnrecognizedTaxBenefitsInterestOnIncomeTaxesAccrued100.0100.0100.0100.0100.0100.0

us-gaap:UnsecuredDebt us-gaap:LongtermDebtType

us-gaap:UnsecuredDebt

gbx:OtherTermLoanDueSeptemberTwoThousandTwentyToAugustTwoThousandTwentyFive


Unsecured
Period End2020-08-31
Value10
Percentage of UnsecuredDebt100.0

Line plots across dimensions of each concept


Cost Ratio
us-gaap:StatementBusinessSegments
(None,)
Cost  Ratious-gaap: Statement Business Segments
Operating Margin
us-gaap:StatementBusinessSegments
(None,)
Operating  Marginus-gaap: Statement Business Segments
us-gaap:CostOfRevenue
us-gaap:StatementBusinessSegments
(None,)
Cost Of Revenueus-gaap: Statement Business Segments
us-gaap:OperatingIncomeLoss
us-gaap:StatementBusinessSegments
(None,)
Operating Income Lossus-gaap: Statement Business Segments
us-gaap:OperatingIncomeLoss
us-gaap:ConsolidationItems
(None,)
Operating Income Lossus-gaap: Consolidation Items
us-gaap:OperatingIncomeLoss
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
('us-gaap:OperatingSegments', None)
Operating Income Lossus-gaap: Consolidation Items, us-gaap: Statement Business Segments
us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents
(None,)
Other Comprehensive Income Loss Net Of Taxus-gaap: Statement Equity Components
us-gaap:ProfitLoss
us-gaap:StatementEquityComponents
(None,)
Profit Lossus-gaap: Statement Equity Components
us-gaap:RevenueFromContractWithCustomerExcludingAssessedTax
us-gaap:StatementBusinessSegments
(None,)
Revenue From Contract With Customer Excluding Assessed Taxus-gaap: Statement Business Segments
us-gaap:Assets
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
('us-gaap:OperatingSegments', None)
Assetsus-gaap: Consolidation Items, us-gaap: Statement Business Segments
us-gaap:Assets
us-gaap:StatementGeographical
(None,)
Assetsus-gaap: Statement Geographical
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:PropertyPlantAndEquipmentGross
us-gaap:PropertyPlantAndEquipmentByType
(None,)
Property Plant And Equipment Grossus-gaap: Property Plant And Equipment By Type
us-gaap:Goodwill
us-gaap:StatementBusinessSegments
(None,)
Goodwillus-gaap: Statement Business Segments
us-gaap:StockholdersEquity
us-gaap:StatementEquityComponents
(None,)
Stockholders Equityus-gaap: Statement Equity Components
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:StatementEquityComponents
(None,)
Stockholders Equity Including Portion Attributable To Noncontrolling Interestus-gaap: Statement Equity Components
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:CumulativeEffectPeriodOfAdoption, us-gaap:StatementEquityComponents
('srt:CumulativeEffectPeriodOfAdoptionAdjustment', None)
Stockholders Equity Including Portion Attributable To Noncontrolling Interestus-gaap: Cumulative Effect Period Of Adoption, us-gaap: Statement Equity Components
us-gaap:AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue
us-gaap:StatementEquityComponents
(None,)
Adjustments To Additional Paid In Capital Sharebased Compensation Requisite Service Period Recognition Valueus-gaap: Statement Equity Components
us-gaap:ProfitLoss
us-gaap:StatementEquityComponents
(None,)
Profit Lossus-gaap: Statement Equity Components
us-gaap:DebtInstrumentInterestRateStatedPercentage
us-gaap:DebtInstrument
(None,)
Debt Instrument Interest Rate Stated Percentageus-gaap: Debt Instrument