TRN


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

Table of contents



us-gaap:CommonStockValue

us-gaap:CommonStockParOrStatedValuePerShare
us-gaap:StatementEquityComponents
us-gaap:CommonStockSharesIssued

us-gaap:CommonStockSharesAuthorized

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted
us-gaap:AwardType
us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EarningsPerShareBasic
us-gaap:ChangeInAccountingEstimateByType

us-gaap:EarningsPerShareDiluted
us-gaap:ChangeInAccountingEstimateByType

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare

us-gaap:AllocatedShareBasedCompensationExpense
us-gaap:StatementEquityComponents

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:CostOfGoodsAndServicesSold
us-gaap:ProductOrService

us-gaap:GainsLossesOnExtinguishmentOfDebt
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:StatementBusinessSegments

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxesPaidNet

us-gaap:InterestExpense
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:InterestIncomeExpenseNet

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NonoperatingIncomeExpense

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

us-gaap:OtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:ProfitLoss
us-gaap:StatementEquityComponents

us-gaap:Revenues
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ProductOrService

us-gaap:SellingGeneralAndAdministrativeExpense
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ProductOrService

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

us-gaap:Liabilities
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:StockholdersEquity
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:CashAndCashEquivalentsAtCarryingValue
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:InventoryNet
us-gaap:StatementGeographical
us-gaap:NoncurrentAssets

us-gaap:PropertyPlantAndEquipmentGross
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:PropertyPlantAndEquipmentByType, us-gaap:StatementBusinessSegments
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidatedEntities, us-gaap:PropertyPlantAndEquipmentByType
us-gaap:ConsolidationItems

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:PropertyPlantAndEquipmentByType, us-gaap:StatementBusinessSegments
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:PropertyPlantAndEquipmentNet
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:PropertyPlantAndEquipmentByType

us-gaap:Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:OperatingLeaseRightOfUseAsset
us-gaap:BalanceSheetLocation

us-gaap:OtherAssets
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:DebtAndCapitalLeaseObligations

us-gaap:DeferredIncomeTaxLiabilitiesNet
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:MinorityInterest
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingLeaseLiabilityNoncurrent
us-gaap:BalanceSheetLocation

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo
us-gaap:StatementBusinessSegments

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree
us-gaap:StatementBusinessSegments

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour
us-gaap:StatementBusinessSegments

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive
us-gaap:StatementBusinessSegments

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive
us-gaap:StatementBusinessSegments

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue
us-gaap:PropertyPlantAndEquipmentByType, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:StockholdersEquity
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents

us-gaap:CommonStockValue

us-gaap:AdditionalPaidInCapital

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax
us-gaap:StatementEquityComponents

us-gaap:TreasuryStockValue

us-gaap:MinorityInterest
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:StatementBusinessSegments
us-gaap:AmortizationOfFinancingCosts

us-gaap:DeferredIncomeTaxExpenseBenefit

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

us-gaap:IncreaseDecreaseInAccountsPayable

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:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:DebtInstrumentInterestRateStatedPercentage
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:DeferredTaxLiabilities
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:UnrecognizedTaxBenefits

us-gaap:DeferredTaxAssetsValuationAllowance
us-gaap:ConsolidatedEntities, us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
trn:BorrowingsonWarehouseLoanFacility
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
trn:DepreciationDepletionandAmortizationPercentChange

trn:EffectiveTaxRateWithoutCARESActPercent

trn:ExternalRevenue
us-gaap:StatementBusinessSegments

trn:GainLossonDispositionofPropertyPlantandEquipmentOther

trn:GainLossonSaleofPropertyPlantandEquipmentRailroadTransportationEquipment
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
trn:InterestExpensePercentChange
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems
trn:IntersegmentRevenues
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
trn:MaintenanceCostsPercentChange
us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
trn:OperatingIncomeLossPercentChange
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
trn:OperatingLeasesRentExpensePercentChange
us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
trn:OperatingProfitMargin
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

trn:PaymentstoAcquireLeasingAssetsNetofSoldRailcarsOwnedOneYearorLess

trn:PaymentstoAcquireLeasingAssetsNetofSoldRailcarsOwnedOneYearorLessNetCost

trn:ProceedsFromSaleOfPropertySubjectToOrAvailableForOperatingLease
us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

trn:ProceedsFromSalesOfRailcarsOwnedMoreThanOneYearAtTimeOfSale
us-gaap:ConsolidatedEntities, us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
trn:RepaymentsonWarehouseLoanFacility
us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
trn:RevenuesPercentChange
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
trn:SellingEngineeringandAdministrativeExpensePercentChange

us-gaap:AllowanceForDoubtfulAccountsReceivableWriteOffs

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:AssetImpairmentCharges

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect

us-gaap:CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations

us-gaap:CommonStockDividendsPerShareDeclared
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:CostMaintenance

us-gaap:CurrentIncomeTaxExpenseBenefit

us-gaap:DefinedBenefitPlanAdministrationExpenses

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses

us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets

us-gaap:DefinedBenefitPlanInterestCost

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:DefinedContributionPlanCostRecognized

us-gaap:DefinedContributionPlanEmployerDiscretionaryContributionAmount
us-gaap:ChangeInAccountingEstimateByType
us-gaap:DepreciationAmortizationAndAccretionNet
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet

us-gaap:DiscontinuedOperationTaxEffectOfDiscontinuedOperation

us-gaap:DividendsCommonStockCash
us-gaap:StatementEquityComponents

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate

us-gaap:EmployeeServiceShareBasedCompensationCashFlowEffectCashUsedToSettleAwards
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:StatementBusinessSegments
us-gaap:ExtinguishmentOfDebtAmount
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:StatementBusinessSegments, us-gaap:SubsequentEventType

us-gaap:GainLossOnDispositionOfAssets1
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments

us-gaap:GainLossOnSaleOfOtherAssets

us-gaap:GainLossOnSaleOfPropertyPlantEquipment

us-gaap:GoodwillAcquiredDuringPeriod

us-gaap:ImpairmentOfLongLivedAssetsToBeDisposedOf
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity

us-gaap:IncreaseDecreaseInAccruedLiabilities

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:InvestmentIncomeInterest

us-gaap:LeaseAndRentalExpense
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:LossContingenciesByNatureOfContingency
us-gaap:LossContingencyReceivableProceeds

us-gaap:LossOnContractTermination
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinuingOperations

us-gaap:NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic

us-gaap:NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic

us-gaap:NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance
us-gaap:StatementEquityComponents

us-gaap:OperatingLeaseLeaseIncomeLeasePayments

us-gaap:OperatingLeasePayments

us-gaap:OperatingLeaseVariableLeaseIncome

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent
us-gaap:StatementEquityComponents

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodTax

us-gaap:OtherNoncashIncomeExpense

us-gaap:OtherNonoperatingExpense

us-gaap:ParticipatingSecuritiesDistributedAndUndistributedEarningsLossBasic

us-gaap:PaymentsForProceedsFromOtherInvestingActivities

us-gaap:PaymentsForRestructuring

us-gaap:PaymentsRelatedToTaxWithholdingForShareBasedCompensation

us-gaap:PaymentsToAcquireBusinessesNetOfCashAcquired

us-gaap:PaymentsToAcquireEquipmentOnLease

us-gaap:PensionExpense
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:StatementBusinessSegments, us-gaap:SubsequentEventType
us-gaap:ProceedsFromIssuanceOfDebt

us-gaap:ProceedsFromIssuanceOfLongTermDebtAndCapitalSecuritiesNet
us-gaap:CreditFacility, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:ProceedsFromLinesOfCredit

us-gaap:ProceedsFromPaymentsForOtherFinancingActivities

us-gaap:ProceedsFromPaymentsToMinorityShareholders

us-gaap:ProceedsFromSaleOfOtherProductiveAssets

us-gaap:ProvisionForDoubtfulAccounts

us-gaap:ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax
us-gaap:StatementEquityComponents

us-gaap:ReclassificationFromAociCurrentPeriodTax
us-gaap:StatementEquityComponents
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:StatementBusinessSegments
us-gaap:RedemptionPremium
us-gaap:CreditFacility, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:RepaymentsOfLinesOfCredit

us-gaap:RepaymentsOfLongTermDebtAndCapitalSecurities
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:RepaymentsOfLongTermLinesOfCredit

us-gaap:RestructuringAndRelatedCostIncurredCost

us-gaap:RestructuringCharges
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments

us-gaap:RightOfUseAssetObtainedInExchangeForOperatingLeaseLiability

us-gaap:SeveranceCosts1
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice

us-gaap:ShortTermLeaseCost

us-gaap:StandardProductWarrantyAccrualPayments

us-gaap:StandardProductWarrantyAccrualPeriodIncreaseDecrease

us-gaap:StandardProductWarrantyAccrualPreexistingIncreaseDecrease
us-gaap:StatementEquityComponents
us-gaap:StockIssuedDuringPeriodSharesRestrictedStockAwardNetOfForfeitures

us-gaap:StockIssuedDuringPeriodValueRestrictedStockAwardNetOfForfeitures
us-gaap:StatementEquityComponents
us-gaap:CumulativeEffectPeriodOfAdoption, us-gaap:StatementEquityComponents
us-gaap:StockholdersEquityPeriodIncreaseDecrease

us-gaap:TangibleAssetImpairmentCharges
us-gaap:ShareRepurchaseProgram
us-gaap:TreasuryStockAcquiredAverageCostPerShare
us-gaap:StatementEquityComponents
us-gaap:TreasuryStockRetiredCostMethodAmount
us-gaap:StatementEquityComponents
us-gaap:TreasuryStockSharesAcquired
us-gaap:StatementEquityComponents
us-gaap:TreasuryStockSharesRetired

us-gaap:TreasuryStockValueAcquiredCostMethod
us-gaap:ShareRepurchaseProgram, us-gaap:StatementEquityComponents
us-gaap:StatementEquityComponents
us-gaap:Ownership, us-gaap:StatementBusinessSegments
trn:CarryingValueOfInvestmentInPartiallyOwnedConsolidatedSubsidiary

trn:DeferredTaxAssetsLeaseLiabilities

trn:DeferredTaxLiabilitiesNetBeforeAdjustments

trn:DeferredTaxLiabilitiesNetBeforeUncertainTaxPositions

trn:DeferredTaxLiabilitiesPartiallyOwnedSubsidiaries

trn:DeferredTaxLiabilitiesRightofuseAssets

trn:DefinedBenefitPlanExpectedAmortizationinNextFiscalYearNetofTax
us-gaap:ConsolidatedEntities, us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
trn:LineofCreditFacilityRemainingBorrowingCapacityExclusiveofCurrentRestrictions
us-gaap:CreditFacility, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
trn:LongtermDebtNetofUnamortizedDiscountGrossofUnamortizedDebtIssuanceCosts
us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems
trn:NegativeAccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment
us-gaap:ConsolidatedEntities, us-gaap:StatementBusinessSegments
trn:NetBookValueofUnpledgedEquipment
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
trn:NonRecourseDebtGross
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:StatementBusinessSegments
us-gaap:ConsolidatedEntities, us-gaap:StatementBusinessSegments
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
trn:NonRecourseDebtGrossofIssuanceCostNetofDiscount
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:StatementBusinessSegments
us-gaap:ConsolidatedEntities, us-gaap:StatementBusinessSegments

trn:RecourseAndNonRecourseDebtAndCapitalLeaseObligations
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
trn:RestrictedCashFairValueDisclosure
us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
trn:Revenueremainingperformanceobligationexpectedtobedeliveredincurrentyear
us-gaap:StatementBusinessSegments

trn:TotalSharesRepurchasedUnderProgramValue
us-gaap:ShareRepurchaseProgram
us-gaap:ShareRepurchaseProgram
trn:TreasuryStockAcquiredAverageCostPerShareDiscount
us-gaap:ConsolidatedEntities
us-gaap:AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:AccountsPayableCurrentAndNoncurrent

us-gaap:AccountsReceivableBilledForLongTermContractsOrPrograms

us-gaap:AccountsReceivableNet
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:AccruedLiabilitiesCurrentAndNoncurrent

us-gaap:AllowanceForDoubtfulAccountsReceivable
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:AssetsFairValueDisclosure
us-gaap:BalanceSheetLocation
us-gaap:AssetsHeldForSaleNotPartOfDisposalGroup

us-gaap:BilledContractReceivables
us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:CashAndCashEquivalentsFairValueDisclosure
us-gaap:ConsolidatedEntities
us-gaap:CashCashEquivalentsAndShortTermInvestments
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:ContractWithCustomerAssetNotPastDue

us-gaap:DebtInstrumentCarryingAmount
us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:DebtInstrumentCollateralAmount
us-gaap:ConsolidatedEntities, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:ConsolidatedEntities, us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:DebtInstrumentFaceAmount
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:ConsolidatedEntities, us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:DebtInstrumentInterestRateEffectivePercentage
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:LongtermDebtType
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments, us-gaap:SubsequentEventType
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:StatementBusinessSegments
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:StatementBusinessSegments, us-gaap:SubsequentEventType
us-gaap:CreditFacility, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:DebtInstrumentUnamortizedDiscount
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:StatementBusinessSegments
us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:DebtWeightedAverageInterestRate

us-gaap:DeferredIncomeTaxLiabilities

us-gaap:DeferredIncomeTaxesAndOtherTaxLiabilitiesNoncurrent
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:DeferredTaxAssetsGross

us-gaap:DeferredTaxAssetsInventory

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsDomestic

us-gaap:DeferredTaxAssetsOperatingLossCarryforwardsStateAndLocal

us-gaap:DeferredTaxAssetsOther

us-gaap:DeferredTaxAssetsTaxCreditCarryforwards

us-gaap:DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsOther

us-gaap:DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsWarrantyReserves

us-gaap:DeferredTaxLiabilitiesPropertyPlantAndEquipment

us-gaap:DefinedBenefitPlanAccumulatedBenefitObligation

us-gaap:DefinedBenefitPlanAccumulatedOtherComprehensiveIncomeNetGainsLossesBeforeTax
us-gaap:RetirementPlanName
us-gaap:DefinedBenefitPlanAssetsForPlanBenefitsNoncurrent

us-gaap:DefinedBenefitPlanBenefitObligation

us-gaap:DefinedBenefitPlanExpectedAmortizationOfGainLossNextFiscalYear
us-gaap:Range
us-gaap:DefinedBenefitPlanExpectedFutureBenefitPaymentsRemainderOfFiscalYear

us-gaap:DefinedBenefitPlanFairValueOfPlanAssets
us-gaap:DefinedBenefitPlanByPlanAssetCategories, us-gaap:FairValueByFairValueHierarchyLevel

us-gaap:DefinedBenefitPlanFundedStatusOfPlan
us-gaap:RetirementPlanName
us-gaap:RetirementPlanName
us-gaap:DefinedBenefitPlanPensionPlansWithAccumulatedBenefitObligationsInExcessOfPlanAssetsAggregateFairValueOfPlanAssets
us-gaap:DefinedBenefitPlanByPlanAssetCategories
us-gaap:DefinedBenefitPlanWeightedAverageAssetAllocations
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeAssets
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeAverageFixedInterestRate
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeCapInterestRate
us-gaap:BalanceSheetLocation, us-gaap:DerivativeInstrumentRisk, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:DerivativeLiabilities
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation
us-gaap:DerivativeNotionalAmount
us-gaap:AwardType
us-gaap:EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized

us-gaap:EquityMethodInvestments
us-gaap:BalanceSheetLocation, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:ForeignCurrencyContractAssetFairValueDisclosure
us-gaap:SaleLeasebackTransactionDescription, us-gaap:StatementBusinessSegments
us-gaap:FutureMinimumSubleaseRentalsSaleLeasebackTransactions
us-gaap:SaleLeasebackTransactionDescription, us-gaap:StatementBusinessSegments
us-gaap:FutureMinimumSubleaseRentalsSaleLeasebackTransactionsRemainderOfFiscalYear
us-gaap:SaleLeasebackTransactionDescription, us-gaap:StatementBusinessSegments
us-gaap:FutureMinimumSubleaseRentalsSaleLeasebackTransactionsThereafter
us-gaap:SaleLeasebackTransactionDescription, us-gaap:StatementBusinessSegments
us-gaap:FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinFiveYears
us-gaap:SaleLeasebackTransactionDescription, us-gaap:StatementBusinessSegments
us-gaap:FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinFourYears
us-gaap:SaleLeasebackTransactionDescription, us-gaap:StatementBusinessSegments
us-gaap:FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinOneYear
us-gaap:SaleLeasebackTransactionDescription, us-gaap:StatementBusinessSegments
us-gaap:FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinThreeYears
us-gaap:SaleLeasebackTransactionDescription, us-gaap:StatementBusinessSegments
us-gaap:FutureMinimumSubleaseRentalsSaleLeasebackTransactionsWithinTwoYears
us-gaap:GuaranteeObligationsByNature, us-gaap:StatementBusinessSegments
us-gaap:GuaranteeObligationsMaximumExposure

us-gaap:IncomeTaxReceivable
us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:IncomeStatementLocation
us-gaap:InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet

us-gaap:InventoryFinishedGoodsNetOfReserves

us-gaap:InventoryRawMaterialsAndSuppliesNetOfReserves

us-gaap:InventoryWorkInProcessNetOfReserves

us-gaap:LeaseIncentiveReceivable

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths
us-gaap:StatementBusinessSegments
us-gaap:BalanceSheetLocation, us-gaap:FairValueByFairValueHierarchyLevel, us-gaap:FairValueByMeasurementFrequency
us-gaap:LiabilitiesFairValueDisclosure
us-gaap:ConsolidatedEntities, us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:LineOfCredit
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:CreditFacility, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:LineOfCreditFacilityCurrentBorrowingCapacity
us-gaap:CreditFacility, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:LineOfCreditFacilityInterestRateAtPeriodEnd
us-gaap:Range, us-gaap:CreditFacility, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:CreditFacility, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:LineOfCreditFacilityMaximumBorrowingCapacity
us-gaap:ConsolidatedEntities, us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:LineOfCreditFacilityRemainingBorrowingCapacity
us-gaap:CreditFacility, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments

us-gaap:LoansAndLeasesReceivableAllowance

us-gaap:LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalAfterYearFive
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments

us-gaap:LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFive
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments

us-gaap:LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearFour
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments

us-gaap:LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearThree
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments

us-gaap:LongTermDebtAndCapitalLeaseObligationsMaturitiesRepaymentsOfPrincipalInYearTwo
us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments

us-gaap:LongTermDebtFairValue
us-gaap:ConsolidatedEntities, us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:StatementBusinessSegments
us-gaap:ConsolidatedEntities, us-gaap:StatementBusinessSegments
us-gaap:CreditFacility, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:FairValueByFairValueHierarchyLevel
us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments

us-gaap:LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths
us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments
us-gaap:BalanceSheetLocation
us-gaap:LossContingencyAccrualAtCarryingValue
us-gaap:LossContingenciesByNatureOfContingency
us-gaap:Range
us-gaap:LossContingencyEstimateOfPossibleLoss

us-gaap:LossContingencyReceivable
us-gaap:StatementBusinessSegments
us-gaap:MinimumLeasePaymentsSaleLeasebackTransactions
us-gaap:StatementBusinessSegments
us-gaap:MinimumLeasePaymentsSaleLeasebackTransactionsRemainderOfFiscalYear
us-gaap:StatementBusinessSegments
us-gaap:MinimumLeasePaymentsSaleLeasebackTransactionsThereafter
us-gaap:StatementBusinessSegments
us-gaap:MinimumLeasePaymentsSaleLeasebackTransactionsWithinFiveYears
us-gaap:StatementBusinessSegments
us-gaap:MinimumLeasePaymentsSaleLeasebackTransactionsWithinFourYears
us-gaap:StatementBusinessSegments
us-gaap:MinimumLeasePaymentsSaleLeasebackTransactionsWithinOneYear
us-gaap:StatementBusinessSegments
us-gaap:MinimumLeasePaymentsSaleLeasebackTransactionsWithinThreeYears
us-gaap:StatementBusinessSegments
us-gaap:MinimumLeasePaymentsSaleLeasebackTransactionsWithinTwoYears
us-gaap:Ownership, us-gaap:StatementBusinessSegments
us-gaap:MinorityInterestOwnershipPercentageByParent

us-gaap:NonRecourseDebt
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments, us-gaap:SubsequentEventType
us-gaap:ConsolidatedEntities, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments

us-gaap:OperatingLeaseWeightedAverageDiscountRatePercent
us-gaap:MajorPropertyClass, us-gaap:StatementBusinessSegments
us-gaap:OperatingLeasesFutureMinimumPaymentsReceivable
us-gaap:StatementBusinessSegments
us-gaap:MajorPropertyClass, us-gaap:StatementBusinessSegments
us-gaap:OperatingLeasesFutureMinimumPaymentsReceivableCurrent
us-gaap:StatementBusinessSegments
us-gaap:MajorPropertyClass, us-gaap:StatementBusinessSegments
us-gaap:OperatingLeasesFutureMinimumPaymentsReceivableInFiveYears
us-gaap:StatementBusinessSegments
us-gaap:MajorPropertyClass, us-gaap:StatementBusinessSegments
us-gaap:OperatingLeasesFutureMinimumPaymentsReceivableInFourYears
us-gaap:StatementBusinessSegments
us-gaap:MajorPropertyClass, us-gaap:StatementBusinessSegments
us-gaap:OperatingLeasesFutureMinimumPaymentsReceivableInThreeYears
us-gaap:StatementBusinessSegments
us-gaap:MajorPropertyClass, us-gaap:StatementBusinessSegments
us-gaap:OperatingLeasesFutureMinimumPaymentsReceivableInTwoYears
us-gaap:StatementBusinessSegments
us-gaap:MajorPropertyClass, us-gaap:StatementBusinessSegments
us-gaap:OperatingLeasesFutureMinimumPaymentsReceivableRemainderOfFiscalYear
us-gaap:StatementBusinessSegments
us-gaap:MajorPropertyClass, us-gaap:StatementBusinessSegments
us-gaap:OperatingLeasesFutureMinimumPaymentsReceivableThereafter
us-gaap:StatementBusinessSegments

us-gaap:OtherLiabilities
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:RetirementPlanName
us-gaap:PensionAndOtherPostretirementDefinedBenefitPlansLiabilitiesCurrentAndNoncurrent

us-gaap:RestrictedCashAndCashEquivalents
us-gaap:ConsolidatedEntities
us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments
us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:RestructuringReserve
us-gaap:RestructuringCostAndReserve
us-gaap:MajorCustomers, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
us-gaap:RevenueRemainingPerformanceObligation
us-gaap:ProductOrService, us-gaap:StatementBusinessSegments
us-gaap:StatementBusinessSegments
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExercisePrice
us-gaap:AwardType
us-gaap:ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue
us-gaap:AwardType
us-gaap:SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsNonvestedWeightedAverageGrantDateFairValue

us-gaap:StandardProductWarrantyAccrual

us-gaap:StockRepurchaseProgramAuthorizedAmount1
us-gaap:ShareRepurchaseProgram
us-gaap:SubsequentEventType

us-gaap:StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1
us-gaap:ShareRepurchaseProgram
us-gaap:ConsolidatedEntities, us-gaap:StatementBusinessSegments
us-gaap:UnamortizedDebtIssuanceExpense
us-gaap:StatementBusinessSegments

us-gaap:UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued

us-gaap:UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate

Plots across concepts


IncomeStatement
Other Comprehensive Income Loss Net Of Tax
Expenses
Income Tax Expense Benefit
Balance Sheet
Intangible Assets Net Excluding Goodwill
Assets
Cash And Cash Equivalents At Carrying Value
Current Assets
Cash And Cash Equivalents At Carrying Value
NonCurrent Assets
Intangible Assets Net Excluding Goodwill
PropertyPlantAndEquipmentNet
Accumulated Depreciation Depletion And Amortization Property Plant And Equipment
Liabilities
Other Liabilities
Noncurrent Liabilities
Operating Lease Liability Noncurrent
Stockholders Equity
Accumulated Other Comprehensive Income Loss Net Of Tax
Per Share
Earnings Per Share Diluted
CashFlow
Net Cash Provided By Used In Financing Activities
NetCashProvidedByUsedInOperatingActivities
Amortization Of Financing Costs And Discounts
NetCashProvidedByUsedInInvestingActivities
Net Cash Provided By Used In Investing Activities
NetCashProvidedByUsedInFinancingActivities
Net Cash Provided By Used In Financing Activities
Shares
Weighted Average Number Of Share Outstanding Basic And Diluted
DividendsAndRepurchase
Dividends Common Stock Cash
NonoperatingIncomeExpense
Nonoperating Income Expense
LesseeOperatingLeaseLiabilityPaymentsDue
Lessee Operating Lease Liability Payments Due Next Twelve Months
InventoryNet
Inventory Work In Process Net Of Reserves

Tables

  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:CommonStockValue ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁████▅▅▅▅▅▅▅▅▅▅▅▅▅▅1.01.11.11.21.21.21.21.31.31.31.31.51.51.61.61.61.61.61.61.51.51.51.51.51.5155.7155.7156.1156.181.781.781.781.781.781.781.781.781.781.781.781.781.781.7NANANA
us-gaap:CommonStockParOrStatedValuePerShare ▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄1e-081e-081e-081e-081e-081e-081e-081e-081e-081e-081e-081e-081e-081e-081e-08NANANA1e-08NANANA1e-081e-081e-08NANANANANANANANANANANANANANANANANANANANANA
 us-gaap:CommonStockSharesIssued us-gaap:StatementEquityComponents us-gaap:CommonStock▁▃▃▄▄▄▄▅▅▆▆████100.1111.2111.2118.7118.7119.7119.7127.9127.9133.3133.3147.7147.7150.9150.9NANANA152.2NANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:CommonStockSharesIssued us-gaap:StatementEquityComponents us-gaap:TreasuryStockNA-1.40.1-4.6-0.1-2.00.15.30.13.60.11.50.11.70.1NANANA0.1NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:CommonStockSharesAuthorized █████████████████████████▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0200.0200.0200.0200.0200.0200.0200.0200.0200.0200.0200.0200.0200.0200.0200.0200.0200.0200.0NANANA
us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding ▁█105.1112.6NA117.0117.3119.9NA126.0129.2132.2NA145.8147.0153.7NA151.3151.0150.6NA148.7147.8148.3NA150.9154.2154.3NA159.6157.477.0NA76.277.177.0NA76.777.978.1NA77.977.777.4NA77.176.976.6
us-gaap:WeightedAverageNumberOfSharesOutstandingBasic ▁█102.8110.2NA116.4117.3118.0NA124.7127.6130.4NA145.0146.2147.4NA148.0149.1148.7NA148.7147.8148.3NA150.0150.7151.2NA151.5151.075.1NA76.177.076.9NA76.577.777.8NA77.777.477.1NA77.076.776.6
us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted NANANA4.25.55.5NA5.55.65.4NANA6.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AwardType us-gaap:EmployeeStockOptionNANANA0.30.00.1NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AwardType us-gaap:RestrictedStock▄▄0.10.1NA0.30.00.1NA1.20.60.3NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:EarningsPerShareBasic ▃▃▂▄▁▅▄▄▄▄▄▄▄▄█▄▄▄▄▄▄▄▅▅▅▅▄▅▅▇▅▅▅▅▄▄▄▄▄▄▄▄▄▄▄▃0.120.03-1.10.21-1.761.360.170.390.280.230.20.190.430.273.560.440.340.30.440.550.620.641.31.321.361.150.890.951.052.911.441.261.060.990.90.80.840.660.70.40.370.30.220.370.230.02
us-gaap:EarningsPerShareDiluted ▄▃▂▄▁▅▄▄▄▄▄▄▄▄█▄▄▄▄▄▄▄▅▅▅▅▅▅▅▇▅▅▅▅▅▄▅▄▄▄▄▄▄▄▄▃0.120.03-1.10.21-1.761.330.170.390.280.230.190.190.430.263.420.430.330.30.440.550.620.641.31.311.331.130.860.91.012.851.441.261.060.990.90.80.840.660.70.40.370.30.220.370.230.02
us-gaap:IncomeLossFromContinuingOperationsPerBasicShare ▃▃▂▄▁▅▄▄▄▄▄▄▄▃█▄▄▃1.2e-073e-08-1.1e-062.1e-07-1.76e-061.3600000000000001e-061.8e-073.9e-072.9e-072.4e-072.0000000000000002e-071.9e-072.4e-079e-083.51e-062.3000000000000002e-071.3e-079e-08NANANANANANANANA8.900000000000001e-079.499999999999999e-071.0500000000000001e-062.91e-061.4299999999999999e-061.26e-061.0700000000000001e-069.100000000000001e-079.000000000000001e-077.900000000000001e-078.2e-076.6e-077.1e-074.0000000000000003e-073.7e-073e-072.1999999999999998e-073.7e-072.3000000000000002e-07NA
us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare ▄▃▂▄▁▅▄▄▄▄▄▄▄▄█▄▄▄1.2e-073e-08-1.1e-062.1e-07-1.76e-061.33e-061.8e-073.9e-072.9e-072.4e-071.9e-071.9e-072.4e-079e-083.37e-062.3000000000000002e-071.2e-079e-08NANANANANANANANA8.6e-079.000000000000001e-071.01e-062.8500000000000002e-061.4299999999999999e-061.26e-061.0700000000000001e-069.100000000000001e-079.000000000000001e-077.900000000000001e-078.2e-076.6e-077.1e-073.9e-073.7e-073.2e-07NANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 COGS Ratio us-gaap:ProductOrService trn:Leasing▁▁▁▁▂▃▅▅▄▂▂▂▂▁▂▄▁▁▁▁▄▁▆▃▃▃▃▂▂█185.0183.3189.3183.7192.6236.1313.0326.2276.9200.2227.3227.2213.2174.3196.8274.9191.9178.6177.8173.2296.1177.8369.4246.6231.4244.2235.8203.0225.4442.2NANANANANANANANANANANANANANANANA
 COGS Ratio us-gaap:ProductOrService trn:Manufacturing▁▁▁▁▂▂▃▃▃▂▃▄▂▂▂▄▂▂▅▅▅▆▇▇████▇▆186.5215.5226.3275.7316.6379.1537.7487.4459.1404.6507.7703.7420.8358.9418.6698.7403.8352.0926.0938.5888.81010.11177.61295.61445.41382.51425.61359.81259.91018.3NANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems us-gaap:OperatingSegments▁█371.5398.8NANA509.2615.2NANANANA-20.31181.0634.0533.2-184.31199.41084.01121.2-260.71401.61514.21556.42037.71960.81996.21626.71661.41562.81485.3NANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:ProductOrService,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,trn:LeasingAndManagement,trn:RailcarLeasingAndManagementServicesGroup█▁185.1183.5NA183.9182.7192.0189.9190.1189.4187.1194.2175.9184.2174.6191.2188.5185.0178.9178.2173.7178.5170.5179.0176.6178.2166.1162.8158.3NANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:ProductOrService,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,trn:RailcarOwnedOneYearOrLess,trn:RailcarLeasingAndManagementServicesGroupNANANANA10.144.3123.4136.387.713.333.151.629.2NA5.986.67.1NANANA118.18.0193.772.659.978.775.247.4NANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,trn:RailProductsGroup261.8NANA381.2405.6NANA735.1723.2NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,trn:RailcarLeasingAndManagementServicesGroup▂▂▂▂▂▃▅▅▄▂▃▃▃▂▂▄▂▂▂▂▅▂▆▄▃▄▃▃▃█▂▁▂▁▁▂185.1183.5189.3183.9192.8236.3313.3326.4277.1200.4227.3227.5213.4174.6197.1275.1192.1178.9178.2173.7296.6178.5372.7249.2238.1244.8238.0205.7231.5443.1190.8150.6169.6134.4150.7159.9NANANANANANANANANANA
 Operating Margin us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,us-gaap:AllOtherSegments78.2NANA62.669.363.479.890.488.586.4286.027.292.277.3261.925.722.722.8288.426.719.721.928.329.126.828.130.228.928.1NANANANANANANANANANANANANANANANANA
 SG&A Ratio us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,trn:RailcarLeasingAndManagementServicesGroup▁▁▂▁▂▄▇█▆▂▃▃▃▁185.1183.5189.3183.9192.8236.3313.3326.4277.1200.4227.3227.5213.4174.6NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 SG&A Ratio us-gaap:ProductOrService trn:Leasing▁▁▂▁▂▃▆▆▅▂▃▃▂▁▂▅▂▁▁▁▅▁█▄▃▄185.0183.3189.3183.7192.6236.1313.0326.2276.9200.2227.3227.2213.2174.3196.8274.9191.9178.6177.8173.2296.1177.8369.4246.6231.4244.2NANANANANANANANANANANANANANANANANANANANA
 SG&A Ratio us-gaap:ProductOrService trn:Manufacturing▁▁▁▁▂▂▃▃▃▂▃▄▂▂▂▄▂▂▅▅▅▆▇▇██186.5215.5226.3275.7316.6379.1537.7487.4459.1404.6507.7703.7420.8358.9418.6698.7403.8352.0926.0938.5888.81010.11177.61295.61445.41382.5NANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:AllocatedShareBasedCompensationExpense ▃▃▄▃▄▄▄▅▄▃▁▅▆▅▅▅▅▄▄▅▆▅▇▇▇█▇▇▆▆▇▆▅▅▄▄▃▄4.45.47.24.87.67.37.88.47.55.50.010.310.78.38.78.78.67.68.110.412.510.314.815.014.916.415.214.612.610.913.412.29.99.07.97.95.66.9NANANANANANANANA
us-gaap:ComprehensiveIncomeNetOfTax ▃▃▃▃▁▄▃▃▃▃▃▃▃▃█▄▃▃▄▄▄▄▅▅▅▅▄▄▄▅▄▄▄▄▃▄▄▃▃▃▃▃13.98.46.432.9-202.6138.2-1.045.929.926.610.329.563.241.7542.868.552.647.365.085.095.999.6194.5202.7215.7180.195.1152.7167.4229.0170.1103.689.383.046.766.170.455.928.526.724.535.3NANANANA
us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest ▇▇▇▇▁▇▇▇▇▇▇▇▇▇▇▇█████████████████▇▇▇▇▇▇▇▇█-7.5-1.70.91.1-80.60.90.2-0.90.7-0.30.70.91.81.82.11.53.66.57.76.24.95.45.08.49.79.48.78.69.57.37.57.35.90.40.10.2-0.1-0.11.2-1.0-0.33.7NANANANA
us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest ▃▃▃▄▁▅▃▄▄▄▃▄▄▄█▄▄▄▄▄▄▄▅▅▅▅▄▅▅▅▅▄▄▄▄▄▄▄▄▄▄▄6.46.77.334.0-283.2139.1-0.845.030.626.311.030.465.043.5544.970.056.253.872.791.2100.8105.0199.5211.1225.4189.5103.8161.3176.9236.3177.6110.995.283.446.866.370.355.832.125.724.235.3NANANANA
us-gaap:CostOfGoodsAndServicesSold ▁▁▁▂▂▃▄▄▃▂▃▄▄▄▄▄▄▄▅▅▅▅▇▇███▇▇▇▆▅▅▄▅▄▅▄▅▄▃▃▃▂▂▂259.2296.0295.3334.5396.6482.0674.7649.1578.5463.4590.5752.0718.1630.1681.7722.2681.9659.7841.2827.3897.7889.91116.11109.41219.61211.11275.31172.21098.31074.0962.7836.3812.2711.1800.9755.6821.4756.5779.6638.5567.6508.4513.4409.6418.7353.6
us-gaap:GainsLossesOnExtinguishmentOfDebt -11.7NA0.00.00.0-5.0NANA0.00.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:GainsLossesOnExtinguishmentOfDebt us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:StatementBusinessSegments trn:WhollyOwnedSubsidiaries,trn:A2006SecuredRailcarEquipmentNotes,trn:RailcarLeasingAndManagementServicesGroupNANA0.00.00.0-5.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest ▅▅▃▅▁▅▅▅▅▅▅▅▆▅▆▆▆▅▆▆▆▆████▇▇3.97.7-169.019.2-359.614.942.666.351.740.145.739.086.156.4100.6107.691.372.5115.6139.5152.2159.5314.3319.8333.5284.4226.6235.0NANANANANANANANANANANANANANANANANANA
us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest ▃▃▂▄▁▅▄▄▄▄▄▄▄▄█▄▄▄4.81.7-126.725.9-287.8162.522.348.137.631.228.028.537.315.2531.936.822.119.4NANANANANANANANA146.4156.3173.3233.3118.9105.889.272.271.062.466.152.457.331.131.626.8NANANANA
us-gaap:IncomeTaxExpenseBenefit ▇▇▆▆▆▅▇▇▇▇▇▇▇▇▁▇▇▇▇▇▇▇████████▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇▇-0.96.0-42.29999999999997-6.7-71.8-147.620.318.214.18.917.710.720.614.8-439.439.737.320.841.449.953.457.4110.3107.6112.795.480.378.183.9112.560.955.147.241.235.832.839.825.633.521.121.016.211.415.213.70.6
us-gaap:IncomeTaxesPaidNet ▁█▆-206.80.1-61.2NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:InterestExpense NA51.452.652.353.061.356.355.857.052.746.442.843.846.346.546.845.745.045.245.345.645.845.946.750.651.552.048.246.946.345.845.846.549.251.147.847.947.949.147.943.844.545.845.345.345.7
 us-gaap:InterestExpense us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,trn:RailcarLeasingAndManagementServicesGroup█▅▅▅▅▇▆▆▆▅▄▃▁▁▁▁▁▁▁▁▁▁▁▂▃▃▃▃▃▃▃▃▃▄▅▄57.045.747.047.047.155.150.850.050.446.041.137.432.331.531.832.131.330.630.831.231.431.832.032.536.437.938.839.138.137.337.337.339.143.646.142.6NANANANANANANANANANA
us-gaap:InterestIncomeExpenseNet -51.0NANANA-53.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:NetIncomeLoss ▃▃▂▃▁▄▃▃▃▃▃▃▄▃█▄▃▃▄▄▄▄▅▅▅▅▄▄▄▅▄▄▄▄▄▄▄▃▃▃▃▃▃▃▃▃12.73.3-127.225.1-206.9161.721.649.036.430.627.327.764.140.2538.566.951.146.067.684.294.697.2200.0204.3212.0180.2138.2149.4164.2226.4112.899.684.079.171.363.267.852.956.131.930.024.217.329.718.42.0
us-gaap:NetIncomeLossAttributableToNoncontrollingInterest ▇▇▇▇▁▇▇▇▇▇▇▇▇▇▇▇█████████████████▇▇▇▇▇▇▇▇▇▇▇█▇-7.9-2.00.60.8-80.90.6-0.1-1.30.4-0.50.40.61.41.41.51.02.95.76.65.44.24.94.07.98.88.88.17.58.96.66.56.54.2-0.3-0.5-0.1-0.3-0.60.8-0.31.61.41.21.82.72.3
us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic ▃▃▂▃▁▄▃▃▃▃▃▃▄▃█▄▃▃▄▄▄▄▅▅▅▅▄▄▄▅▄▄▄▄▄▄▄▃▄▃12.73.3-127.224.9-206.9159.821.448.436.130.1-26.627.163.039.5526.765.650.044.865.982.091.794.3194.1198.3205.5174.5134.0144.1158.9218.9108.696.082.370.267.961.164.151.355.130.9NANANANANANA
us-gaap:NonoperatingIncomeExpense ▁█-63.5-52.5NANA-52.3-58.1NANANANA-42.0-39.9-39.4-42.2-43.7-45.4-43.9-44.1-48.0-44.1-39.4-43.9-43.7-45.1-49.4-48.7-49.8-46.8-44.8-45.5-44.6-44.7-47.0-46.1-50.8-46.0-47.6-44.5-48.6-52.7-42.8-43.7-51.1-45.2-44.1-47.1
us-gaap:OperatingIncomeLoss ▅▅▄▅▁▅▅▅▅▅▅▅▅▅▆▆▅▅▆▆▆▆███▇▇▇▇█▆▆▆▆▆▆▆▅▅▅▅▅▅▅▅▅67.460.236.972.9-307.373.097.2120.3107.091.889.878.9125.598.6144.3153.0135.2116.6163.6183.6191.6203.4358.0364.9382.9333.1276.5281.2302.0391.3224.4205.6183.4159.5158.9141.9154.9122.4139.0105.495.485.581.091.978.952.0
us-gaap:OtherComprehensiveIncomeLossNetOfTax ▃▃█▃▃▂▂▃▂▃▂▃▃▃▃▃▃▃▃▃▃▃▃▃▃▃▁▃▃▃▅▃▃▃▂▃▃▃1.65.4133.98.14.6-23.2-22.3-2.7-6.2-3.8-16.72.1-0.51.94.92.12.22.1-1.51.62.02.9-4.5-1.14.60.5-42.54.43.83.358.34.87.04.6-24.03.22.83.5NANANANANANANANA
us-gaap:OtherNonoperatingIncomeExpense NANANA2.0-0.7-0.8-1.30.0-0.10.32.50.50.70.2-0.7-1.7-0.5-0.8-4.3-0.24.90.71.61.00.72.31.81.01.40.40.50.5-0.92.7-0.11.40.03.00.2-5.30.60.5-5.7-0.20.9-1.8
us-gaap:ProfitLoss ▃▃▂▄▁▅▄▄▄▄▄▄▄▄█▄▄▄▄▄▄▄▅▅▅▅▅▅▅▅▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▃4.81.3-126.625.9-287.8162.321.547.736.830.127.728.365.541.6540.067.954.051.774.289.698.8102.1204.0212.2220.8189.0146.3156.9173.1233.0119.3106.188.278.870.863.167.552.356.931.631.625.618.531.521.14.3
us-gaap:Revenues ▁▁▁▁▂▂▄▃▃▂▃▄▂▂▂▄▂▂▅▅▅▅▇▇███▇▇▇▆▅▅▄▄▄▅▄▄▃▃▂▂▂▂▁371.5398.8415.6459.4509.2615.2850.7813.6736.0604.8735.0930.9634.0533.2615.4973.6595.7530.61103.81111.71184.91187.91547.01542.21676.81626.71661.41562.81485.31460.51256.01110.31066.1932.91012.9937.51028.4925.3941.5796.8710.5644.2636.0540.0543.1454.0
us-gaap:SellingGeneralAndAdministrativeExpense ▂▂▂▂▂▃▃▂▃▂▃▆▆▆▇▆▆▅▅▅▆▅█▇▆▅▆▆▅▄▄▃▃▃▃▂▂▂▂▂▁▁▁▁▁▁57.754.456.151.256.864.371.362.169.859.672.0111.1110.4104.9125.2114.5112.8102.3101.9102.3106.796.5137.1126.6114.498.3110.6113.096.483.680.270.671.569.064.658.556.053.957.853.547.550.343.748.745.548.4
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:Assets ▆▇▆▆▆▇▆▆▆▆▅██████▇▇▇▇▇▇▇▆▆▆▆▅▄▄▄▃▃▃▂▂▂▂▁▁▁▁8617.08775.58701.88723.28665.49002.98701.48643.18575.98413.97989.29405.09354.79477.09543.29564.99452.19143.49125.39135.69035.48909.78885.98805.38632.28722.48733.88544.98014.17580.27313.47258.36900.76723.76669.96419.16197.56130.26121.06015.15876.75820.95760.0NANANA
us-gaap:Liabilities ██▇▇▇▇▇▆▆▅▄▃▃▃▃▄▄▃▃▃▃▃▃▃▃▄▄▄▃▃▂▃▂▂▂▂▂▁▂▁▁▁▁6959.16807.66685.86629.66505.06536.86322.56183.86046.35848.85427.24765.64686.94646.44685.25214.85136.64794.54814.24881.24858.14803.74837.24945.04930.95171.05336.45242.04845.54610.34564.34647.84426.44532.54532.34332.14169.34125.94172.74097.23981.73941.63914.3NANANA
us-gaap:LiabilitiesAndStockholdersEquity ▆▇▆▆▆▇▆▆▆▆▅██████▇▇▇▇▇▇▇▆▆▆▆▅▄▄▄▃▃▃▂▂▂▂▁▁▁▁8617.08775.58701.88723.28665.49002.98701.48643.18575.98413.97989.29405.09354.79477.09543.29564.99452.19143.49125.39135.69035.48909.78885.98805.38632.28722.48733.88544.98014.17580.27313.47258.36900.76723.76669.96419.16197.56130.26121.06015.15876.75820.95760.0NANANA
us-gaap:StockholdersEquity ▁▂▂▂▂▃▂▃▃▃▃████▇▇▇▇▇▆▆▆▆▅▅▅▄▄▄▃▃▃▃▂▂▂▂▂▂▂▂▂1389.91692.41738.81817.31891.32116.42030.12110.62178.82214.52210.84288.34317.64477.74501.13987.93929.73957.13918.53861.53783.13712.63653.93461.73300.63151.82995.92901.12767.52620.92402.12264.42183.92138.52053.02002.51943.91919.91863.81834.61810.71794.71764.8NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:CashAndCashEquivalentsAtCarryingValue ▁▂▁▁▂▂▂▁▁▁▂▄▆▆▇█▇▅▅▅▆▆▇▆▅▅█▆▇▅▄▄▄▃▅▃▃▃▃▃▃▃▃▂▂▃91.0178.1132.0120.8157.0213.2166.297.6102.873.9179.2427.4612.7625.4778.6874.7808.7586.7563.4557.8614.0635.7786.0677.8583.8590.7887.9663.7715.3532.2428.5402.6388.0360.5573.0312.2294.1304.8351.1272.8257.1260.3354.0151.2210.3257.7
us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents ▂▂▁▁▂▂▂▁▁▁▂▄▆▆▇██▆▅255.7285.5228.4221.9293.9309.5277.6215.1216.5188.1350.8565.9754.9802.7973.81051.01003.5770.5741.6NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:InventoryNet ▁▁▁▁▂▂▂▄▃▄▃▄▃▃▄▄▄▄▄▆▆▆▇▇▇▇██▇▆▅▅▅▅▄▄▄▃▃▃▂▂▁365.6320.9321.2373.1421.5442.0433.4632.9600.5618.4524.7707.0586.4599.4640.6661.8627.3632.1665.8869.6882.6936.1943.11020.9989.91045.31068.41110.21022.5904.0814.7769.6738.9718.9667.7691.7649.9596.0549.9546.5473.7413.5331.3NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 us-gaap:NoncurrentAssets us-gaap:StatementGeographical country:MXNANA111.9NANANA112.2NANANA84.2NANANA183.2NANANA195.5NANANA207.5NANANA189.4NANANA177.7NANANA141.2NANANANANANANANANANANA
us-gaap:PropertyPlantAndEquipmentGross ████▇██▇▇▇▆▇▇▇▆▆▆▆▆▅▅▅▄▄▄▄▃▃▃▃▃▃▂▂▂▂▂▁▁▁▁▁▁9337.19259.89193.09153.98939.59335.79272.59011.88882.58723.28253.48978.18864.18706.08385.28274.98213.68161.17981.07713.97510.47372.27145.47111.06955.46870.36586.06493.46240.46145.56275.86193.26026.45854.65642.05636.55560.25479.35407.95422.75338.75270.85202.2NANANA
us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment ▇▇▇▇▇▇▇▆▆▆▅██▇▇▇▆▆▆▅▅▅▅▅▄▄▄▄▃▃▃▃▃▃▂▂▂▂▂▂▁▁▁2288.42233.02189.62216.02155.12217.02161.92095.12012.91976.41919.02440.12375.92312.52250.52204.82140.42081.02014.21950.71903.81848.71797.41802.61761.51721.41683.11638.11569.71524.91505.21491.91441.81392.61343.01352.81309.01262.01228.41191.71152.31127.11090.2NANANA
us-gaap:PropertyPlantAndEquipmentNet ████▇███▇▇▆▇▇▆▆▆▆▆▅▅▄▄▄▄▄▃▃▃▂▂▃▂▂▂▁▁▁▁▁▁▁▁▁7048.77026.87003.46937.96784.47118.77110.66916.76869.66746.86334.46538.06488.26393.56134.76070.16073.26080.15966.85763.25606.65523.55348.05308.45193.95148.94902.94855.34670.74620.64770.64701.34584.64462.04299.04283.74251.24217.34179.54231.04186.44143.74112.0NANANA
us-gaap:Goodwill ▁▁▁▁▁▁▁▁▁▁▁████████████████▇▃▃▂▂▂▂▂▁▁▁▁▁▁▁▁215.7215.7208.8208.8208.8208.8208.8208.8208.8208.8208.8787.8789.4789.8780.3770.2754.7754.3754.1754.5754.8754.7753.8754.3754.2771.7773.2742.1365.4360.3278.2250.8250.8244.5240.4229.8226.6225.9225.9225.9203.6197.6197.6NANANA
us-gaap:IntangibleAssetsNetExcludingGoodwill NANA16.0NANANA18.7NANANA22.4NANANA74.8NANANA79.7NANANA86.9NANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:FiniteLivedIntangibleAssetsNet NANA13.5NANANA16.2NANANA19.9NANANA38.2NANANA43.1NANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:OperatingLeaseRightOfUseAsset █▇▆▆▆▁▁92.386.977.177.077.242.644.2NANA44.2NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:DebtAndCapitalLeaseObligations ▁▁▁▁▁▁▁▁▁▂▁▁▁▂▂▂▂▂▂▂▂▂▂▂▇███▇▇▇▇▆▇▇▇▇▇▇▇▆▆▆448.4398.2448.2523.1528.0527.9522.8472.7397.6647.5397.4424.2424.4871.0866.8862.9859.0854.5850.6847.4843.9840.4836.7838.33340.33485.93553.03595.63242.52940.22989.83021.12884.22974.83055.02978.12910.52927.52974.92971.92886.62867.62907.7NANANA
us-gaap:DeferredIncomeTaxLiabilitiesNet NANA1047.5NANANA798.3NANANA731.6NANANA723.9NANANA1057.0NA885.3796.0734.8649.6NANA615.0NANANANANANANANANANANANANANANANANANANA
 us-gaap:DeferredIncomeTaxLiabilitiesNet us-gaap:ConsolidatedEntities trn:RailcarLeasingAndManagementServicesGroupNANA877.2NANANA678.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DeferredIncomeTaxLiabilitiesNet us-gaap:ConsolidatedEntities,us-gaap:ConsolidationItems trn:ConsolidatedSubsidiariesLeasing,us-gaap:IntersegmentEliminationNANA-186.2NANANA-184.8NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DeferredIncomeTaxLiabilitiesNet us-gaap:ConsolidatedEntities,us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments trn:WhollyOwnedSubsidiaries,us-gaap:OperatingSegments,trn:RailcarLeasingAndManagementServicesGroupNANA1062.3NANANA861.7NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DeferredIncomeTaxLiabilitiesNet us-gaap:ConsolidationItems,us-gaap:StatementBusinessSegments us-gaap:OperatingSegments,trn:RailcarLeasingAndManagementServicesGroupNANA1063.4NANANA862.8NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:MinorityInterest ▅▅▆▅▅▇▇▇▇▇▇▇▇▇▇▇█████████████▇▇▇▆▁▂▂▂▂▂▂▂▂▂268.0275.5277.2276.3269.1349.7348.8348.7350.8350.6351.2351.1350.2352.9356.9362.2385.8391.8392.6392.9394.2393.4394.8398.6400.7399.6401.5401.8401.1349.0347.0346.1290.452.784.684.584.384.484.583.384.384.680.9NANANA
us-gaap:OperatingLeaseLiabilityNoncurrent █▇▆▅▅▁▁▁▁▁115.9110.296.989.989.243.444.846.047.244.8NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo █▇▅▂▁▁▁▂▂▁18.617.315.212.111.611.511.412.612.411.2NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree █▇▅▇▆▂▂▂▂▁16.715.713.515.214.710.610.410.310.09.2NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour ▆▅▂█▇▁▁▃▂▁12.211.29.213.512.98.48.19.39.28.1NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive █▇▄▇▇▁▁▅▅▃9.78.66.79.28.64.03.87.06.95.8NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive ██▇██▁▁▁▁▁71.368.663.470.069.14.74.46.66.53.6NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:StockholdersEquity ▁▂▂▂▂▃▂▃▃▃▃████▇▇▇▇▇▆▆▆▆▅▅▅▄▄▄▃▃▃▃▂▂▂▂▂▂▂▂▂1389.91692.41738.81817.31891.32116.42030.12110.62178.82214.52210.84288.34317.64477.74501.13987.93929.73957.13918.53861.53783.13712.63653.93461.73300.63151.82995.92901.12767.52620.92402.12264.42183.92138.52053.02002.51943.91919.91863.81834.61810.71794.71764.8NANANA
us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest ▁▂▂▂▂▃▃▃▃▃▃████▇▇▇▇▇▇▆▆▆▅▅▅▅▄▄▃▃▃▂▂▂▂▂▂▂▂▁▁1657.91967.92016.02093.62160.42466.12378.92459.32529.62565.12562.04639.44667.84830.64858.04350.14315.54348.94311.14254.44177.34106.04048.73860.33701.33551.43397.43302.93168.62969.92749.12610.52474.32191.22137.62087.02028.22004.31948.31917.91895.01879.31845.7NANANA
us-gaap:CommonStockValue ▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁▁████▅▅▅▅▅▅▅▅▅▅▅▅▅▅1.01.11.11.21.21.21.21.31.31.31.31.51.51.61.61.61.61.61.61.51.51.51.51.51.5155.7155.7156.1156.181.781.781.781.781.781.781.781.781.781.781.781.781.781.7NANANA
us-gaap:AdditionalPaidInCapital NA6.1NA5.30.08.00.00.00.077.31.2250.2237.2492.7482.5493.3483.0544.4534.6528.9515.6559.5548.5575.8NANA463.2NANANANANANANANANANANANANANANANANANANA
us-gaap:RetainedEarningsAccumulatedDeficit ▁▂▂▃▃▄▃▄▄▄▄████▇▆▆▆▆▆▆▆▅▅▄▄▄▃▃▃▂▂▂▂▂▂▁▁▁▁▁▁1414.11749.41769.42066.82063.32321.02182.92342.12305.82347.92326.14212.14203.44158.94123.43604.73557.43526.03497.33446.43378.83300.93220.33037.22849.62654.52489.92367.32233.42084.81870.01768.91680.91607.11536.71474.01419.41360.41314.71265.81241.21218.41200.5NANANA
us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax ███▂▁▁▂▃▃▄▄▄▃▄▄▄▄▄▄▄▄▄▄▄▄▄▄▆▆▆▆▃▃▂▂▃▃▃▃▄▄▅▅-24.6-25.8-30.9-164.5-172.3-176.6-153.1-130.5-127.4-120.9-116.8-121.1-122.9-122.0-104.8-109.1-110.7-112.2-113.5-110.9-111.7-113.0-115.4-109.9-108.3-112.0-111.9-68.8-72.1-75.6-78.2-135.5-134.0-148.7-150.1-125.5-128.4-131.0-134.0-114.3-109.1-88.1-95.5NANANA
 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLoss███▁▁-3.9-3.9-4.0-129.7-131.1NA-133.9-104.7NANA-107.2NANANA-82.7NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges█▇▆▄▂▁█▆-19.4-20.6-25.6-33.5-39.9-42.8-17.9-24.5NANA-8.3NANANA0.3NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedOtherComprehensiveIncome███▂▁▁▂▃-24.6-25.8-30.9-164.5-172.3-176.6-153.1-130.5NANA-116.8NANANA-104.8NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents us-gaap:AccumulatedTranslationAdjustment▄▄▄▄▄▄▄▄-1.3-1.3-1.3-1.3-1.3-1.3-1.3-1.3NANA-1.3NANANA-22.4NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:TreasuryStockValue ▁▃▁▅▁▃▁▅▁▅▁▃▁▃▁▁▁▁▁▁▁▃▁▃▁▂▁▂▁██▆▅▄▄▄▄▂▂▂▂▂▂0.638.40.891.50.937.20.9102.30.991.11.054.41.653.51.62.61.62.71.54.41.136.31.042.91.026.61.022.21.0166.4158.0124.4100.763.367.970.966.924.925.124.724.025.728.0NANANA
us-gaap:MinorityInterest ▅▅▆▅▅▇▇▇▇▇▇▇▇▇▇▇█████████████▇▇▇▆▁▂▂▂▂▂▂▂▂▂268.0275.5277.2276.3269.1349.7348.8348.7350.8350.6351.2351.1350.2352.9356.9362.2385.8391.8392.6392.9394.2393.4394.8398.6400.7399.6401.5401.8401.1349.0347.0346.1290.452.784.684.584.384.484.583.384.384.680.9NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInOperatingActivities ▅▃▅▄▄▄▅▄▄▁▃▂▄▄▆▄▄▅▆▆▅▆▆▆▄▄█▄▂▅▆▄▄▄▆▃▄▃▃▃▂▂▄▃▃▂265.069.7195.1129.0154.0173.6229.6161.1128.8-125.959.2-28.4174.6173.7273.4152.1116.0220.1298.1305.7200.3286.1309.4348.3172.6109.4486.6175.2-47.9205.3287.5101.1171.8101.8275.353.6127.571.083.626.95.3-11.5116.441.422.3-16.5
us-gaap:NetCashProvidedByUsedInInvestingActivities ▆▆▅▅▆▇▄▆▅▂▅▆█▄▄▇▇▆▅▄▆▃▆▆█▄▅▁▇▇▅▅▅▅▆▇▆▆█▇▇▇█▇▇▄-77.0-96.0-171.9-206.4-90.0-64.6-270.0-111.4-173.4-438.5-179.5-106.637.1-241.5-255.7-48.1-28.4-140.5-217.2-308.7-140.7-356.1-128.4-120.360.5-323.1-193.5-540.0-57.6-23.6-189.5-203.6-193.3-231.6-93.8-62.9-77.7-77.032.7-62.4-19.7-35.624.8-29.0-35.6-268.1
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▅▄▄▃▃▅▃▅█▃▃▁▃▃▃▅▃▃▃▃▃▃▂▁▃▃▇▇▃▃▅▄▃▅▄▃▃▃▄▄▃▄▃▃▃-217.883.4-16.75.4-79.6-77.1102.9-51.173.0401.7-94.8-54.0-259.5-103.3-113.8-38.0134.4-56.3-75.3-53.2-81.3-80.3-72.8-134.0-240.0-83.5-68.9313.2288.6-78.0-72.1117.149.0-82.779.327.4-60.5-40.3-38.051.211.2-46.661.6-71.5-34.1-69.5
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 us-gaap:AmortizationOfFinancingCosts us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:StatementBusinessSegments trn:WhollyOwnedSubsidiaries,trn:A2006SecuredRailcarEquipmentNotes,trn:RailcarLeasingAndManagementServicesGroupNANA0.0NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
us-gaap:DeferredIncomeTaxExpenseBenefit ▆▆▆▆▆█▆▆▆▆▆▆▆▆▁▆▆▆▇▆▆▆▇▆▆▆▆▅▆▆▇▅▆▆▆▆▆▆▆▆▆▆▆▆▆▆-1.41.2-19.012.07.9225.216.315.713.19.70.121.621.814.4-489.135.361.155.3163.331.266.460.5102.818.7-2.0-2.955.4-41.6-20.61.087.7-72.6-5.336.033.930.535.826.128.515.85.111.511.932.613.71.9
us-gaap:DepreciationDepletionAndAmortization ▇▆▆▆▆▆▇▇▇▆▁██▇▇▇▇▇▇▇▇▇▇▆▆▆▇▆▅▅▅▅▅▅▄▅▅▄▄▄▄▄69.166.666.564.967.766.973.172.470.667.517.981.477.375.374.774.273.772.872.470.770.569.468.567.566.464.073.160.555.755.355.353.852.450.044.950.151.147.643.448.947.847.6NANANA48.1
us-gaap:IncreaseDecreaseInAccountsPayable ▇▆▄▅▄▆▃▇▇▅█▆▇▆▄▇▆▅▂▅▅▆▁▇▄▆▄▆▇█▆▆▅▆▄▄▆▆▅▇▆█▅▆▇▆28.92.8-18.6-13.2-19.03.3-48.733.120.4-14.846.816.021.98.0-19.127.410.70.3-54.9-10.2-2.67.0-77.821.2-26.04.0-28.315.335.338.49.319.7-10.910.9-21.9-22.013.713.5-5.521.410.247.0-4.718.626.213.3
us-gaap:IncreaseDecreaseInAccountsReceivable ▆▅▅▅▄▆▄▄▅▇▇▇▆▄▁▆▇▅▇▃█▄▄▃▇▇▃▆▇▆▂█▅▆▄▇▅▅▇▅▆▇▅▅▆▆20.9-1.0-18.9-7.0-70.937.8-49.7-46.9-13.469.165.055.317.6-49.4-182.441.576.9-24.153.7-81.1111.3-67.9-43.1-84.952.276.6-99.119.093.243.3-129.5115.3-25.922.9-41.588.2-32.3-17.167.0-19.923.675.6-19.66.149.925.8
us-gaap:IncreaseDecreaseInInventories ▆▅▄▄▅▅▁▆▅▇▅█▅▅▅▆▅▄▁▅▄▅▄▆▄▅▄▆█▆▅▆▅▆▅▆▆▆▅▇▆▇▅▆▆▆50.0-2.5-45.0-48.4-20.58.6-199.532.4-17.993.711.9136.2-13.0-13.1-22.029.0-5.9-33.7-199.8-13.0-53.5-7.0-77.831.0-50.0-31.7-40.049.9118.557.99.630.711.743.6-24.141.353.946.13.470.456.282.2-26.261.017.336.6
us-gaap:NetCashProvidedByUsedInOperatingActivities ▅▃▅▄▄▄▅▄▄▁▃▂▄▄▆▄▄▅▆▆▅▆▆▆▄▄█▄▂▅▆▄▄▄▆▃▄▃▃▃▂▂▄▃▃▂265.069.7195.1129.0154.0173.6229.6161.1128.8-125.959.2-28.4174.6173.7273.4152.1116.0220.1298.1305.7200.3286.1309.4348.3172.6109.4486.6175.2-47.9205.3287.5101.1171.8101.8275.353.6127.571.083.626.95.3-11.5116.441.422.3-16.5
us-gaap:NetIncomeLoss ▃▃▂▃▁▄▃▃▃▃▃▃▄▃█▄▃▃▄▄▄▄▅▅▅▅▄▄▄▅▄▄▄▄▄▄▄▃▃▃▃▃▃▃▃▃12.73.3-127.225.1-206.9161.721.649.036.430.627.327.764.140.2538.566.951.146.067.684.294.697.2200.0204.3212.0180.2138.2149.4164.2226.4112.899.684.079.171.363.267.852.956.131.930.024.217.329.718.42.0
us-gaap:ProfitLoss ▃▃▂▄▁▅▄▄▄▄▄▄▄▄█▄▄▄▄▄▄▄▅▅▅▅▅▅▅▅▄▄▄▄▄▄▄▄▄▄▄▄▄▄▄▃4.81.3-126.625.9-287.8162.321.547.736.830.127.728.365.541.6540.067.954.051.774.289.698.8102.1204.0212.2220.8189.0146.3156.9173.1233.0119.3106.188.278.870.863.167.552.356.931.631.625.618.531.521.14.3
us-gaap:ShareBasedCompensation ▃▃▄▃▄▄▄▅▄▃▁▅▆▅▅▅▄▄▄▅▆▅▇▇▇█▇▇▆▆▇▆▅▅▄▄▃▄▄▄▃▃▃▃▃▃4.45.47.24.87.67.37.88.47.55.5-0.110.310.78.38.78.66.27.68.110.412.510.314.815.014.916.415.214.612.610.913.412.39.98.97.37.95.66.97.26.94.15.34.44.33.53.5
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInInvestingActivities ▆▆▅▅▆▇▄▆▅▂▅▆█▄▄▇▇▆▅▄▆▃▆▆█▄▅▁▇▇▅▅▅▅▆▇▆▆█▇▇▇█▇▇▄-77.0-96.0-171.9-206.4-90.0-64.6-270.0-111.4-173.4-438.5-179.5-106.637.1-241.5-255.7-48.1-28.4-140.5-217.2-308.7-140.7-356.1-128.4-120.360.5-323.1-193.5-540.0-57.6-23.6-189.5-203.6-193.3-231.6-93.8-62.9-77.7-77.032.7-62.4-19.7-35.624.8-29.0-35.6-268.1
us-gaap:PaymentsToAcquirePropertyPlantAndEquipment ▄▄▆▅▅▄▆▅▅▄▁▅▄▄▆▅▅▅▆▅▇▅▇▇▇▇▇██▇█▆▆▅▇▆▅▄▄8.98.531.629.227.514.033.729.322.511.5-25.729.118.115.842.518.519.124.333.221.353.526.350.944.447.253.549.362.558.449.158.733.831.625.849.233.420.014.016.1NANANA2.3NANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
us-gaap:NetCashProvidedByUsedInFinancingActivities ▁▅▄▄▃▃▅▃▅█▃▃▁▃▃▃▅▃▃▃▃▃▃▂▁▃▃▇▇▃▃▅▄▃▅▄▃▃▃▄▄▃▄▃▃▃-217.883.4-16.75.4-79.6-77.1102.9-51.173.0401.7-94.8-54.0-259.5-103.3-113.8-38.0134.4-56.3-75.3-53.2-81.3-80.3-72.8-134.0-240.0-83.5-68.9313.2288.6-78.0-72.1117.149.0-82.779.327.4-60.5-40.3-38.051.211.2-46.661.6-71.5-34.1-69.5
us-gaap:PaymentsOfDividendsCommonStock ███▇█▇▇▇▇▅▆▆▆▆▆▆▅▅▅▅▅▅▅▅▅▅▅▅▃▃▃▂▂▂▂▂▁▁▁▁▁▁▁▁▁▁24.223.223.921.423.722.721.321.322.217.319.318.819.819.519.619.516.816.716.716.616.616.816.916.915.515.615.715.511.611.611.810.18.78.78.68.67.37.27.27.36.46.36.46.36.46.3
us-gaap:PaymentsForRepurchaseOfCommonStock ▇▂▂▃▁▂▂▃▂▁█▂▂▂▂▁▂▁▁▁▁▂▁▂▂▁▁▁▁▁▂▂▂▁▁▁293.735.770.985.00.035.469.895.944.015.0350.053.952.949.327.010.541.90.00.00.00.034.77.532.557.018.00.019.05.012.532.130.940.20.00.010.0NANA0.0NANANANANANANA
  2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:PartiallyOwnedSubsidiaries,trn:TRIPMasterFundingClassA1aNotes,us-gaap:SecuredDebtNANA4.3700000000000005e-06NANANA4.37e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:PartiallyOwnedSubsidiaries,trn:TRIPMasterFundingClassA1bNotes,us-gaap:SecuredDebtNANA2.5e-06NANANA2.5000000000000002e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:PartiallyOwnedSubsidiaries,trn:TRIPMasterFundingClassA2Notes,us-gaap:SecuredDebtNANA6.02e-06NANANA6.02e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:PartiallyOwnedSubsidiaries,trn:TRIPMasterFundingSeries2014ClassA1Notes,us-gaap:SecuredDebtNANA2.8599999999999997e-06NANANA2.86e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:PartiallyOwnedSubsidiaries,trn:TRIPMasterFundingSeries2014ClassA2Notes,us-gaap:SecuredDebtNANA4.09e-06NANANA4.0899999999999996e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:PartiallyOwnedSubsidiaries,trn:TRIPMasterFundingSeries20171ClassA1Notes,us-gaap:SecuredDebtNANA2.71e-06NANANA2.7099999999999998e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:PartiallyOwnedSubsidiaries,trn:TRIPMasterFundingSeries20171ClassA2Notes,us-gaap:SecuredDebtNANA3.74e-06NANANA3.7400000000000004e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:PartiallyOwnedSubsidiaries,trn:TRL2012Series20121ClassA1Notes,us-gaap:SecuredDebtNANA2.27e-06NANANA2.27e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:PartiallyOwnedSubsidiaries,trn:TRL2012Series20121ClassA2Notes,us-gaap:SecuredDebtNANA3.5299999999999997e-06NANANA3.53e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:PartiallyOwnedSubsidiaries,trn:TRL2012Series20131Notes,us-gaap:SecuredDebtNANA3.9e-06NANANA3.9e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:WhollyOwnedSubsidiaries,trn:A2006SecuredRailcarEquipmentNotes,us-gaap:SecuredDebtNANA5.9e-06NANANA5.9e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:WhollyOwnedSubsidiaries,trn:A2009SecuredRailcarEquipmentNotes,us-gaap:SecuredDebtNANA6.66e-06NANANA6.66e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:WhollyOwnedSubsidiaries,trn:A2010SecuredRailcarEquipmentNotes,us-gaap:SecuredDebtNANA5.19e-06NANANA5.19e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:WhollyOwnedSubsidiaries,trn:A2018ClassA1SecuredRailcarEquipmentNotes,us-gaap:SecuredDebtNANA3.82e-06NANANA3.82e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:WhollyOwnedSubsidiaries,trn:A2018ClassA20201SecuredRailcarEquipmentNotesDomain,us-gaap:SecuredDebtNANA1.96e-06NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:WhollyOwnedSubsidiaries,trn:A2018ClassA2SecuredRailcarEquipmentNotes,us-gaap:SecuredDebtNANA4.62e-06NANANA4.62e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:WhollyOwnedSubsidiaries,trn:A2019SecuredRailcarEquipmentNotesClassA1NotesDomain,us-gaap:SecuredDebtNANA2.39e-06NANANA2.3900000000000002e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:WhollyOwnedSubsidiaries,trn:A2019SecuredRailcarEquipmentNotesClassA2NotesDomain,us-gaap:SecuredDebtNANA3.1e-06NANANA3.1e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:WhollyOwnedSubsidiaries,trn:A2019SecuredRailcarEquipmentNotesDomainDomain,us-gaap:SecuredDebtNANA3.82e-06NANANA3.82e-08NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:WhollyOwnedSubsidiaries,trn:A2020SecuredRailcarEquipmentNotesClassA1NotesDomain,us-gaap:SecuredDebtNANA1.83e-06NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:WhollyOwnedSubsidiaries,trn:A2020SecuredRailcarEquipmentNotesClassA2NotesDomain,us-gaap:SecuredDebtNANA2.56e-06NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType trn:WhollyOwnedSubsidiaries,trn:A2020SecuredRailcarEquipmentNotesClassBNotesDomain,us-gaap:SecuredDebtNANA3.69e-06NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType,us-gaap:StatementBusinessSegments trn:RIV2013Holdings,trn:TRP2021ClassASecuredRailcarEquipmentNotes,us-gaap:SecuredDebt,trn:RailcarLeasingAndManagementServicesGroup2.0699999999999997e-06NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType,us-gaap:StatementBusinessSegments trn:RIV2013Holdings,trn:TRP2021ClassBSecuredRailcarEquipmentNotes,us-gaap:SecuredDebt,trn:RailcarLeasingAndManagementServicesGroup3.06e-06NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType,us-gaap:StatementBusinessSegments trn:TILC,trn:TRL2021Series20211ClassAGreenSecuredRailcarEquipmentNotes,us-gaap:SecuredDebt,trn:RailcarLeasingAndManagementServicesGroup2.26e-06NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType,us-gaap:StatementBusinessSegments trn:TILC,trn:TRL2021Series20211ClassBGreenSecuredRailcarEquipmentNotes,us-gaap:SecuredDebt,trn:RailcarLeasingAndManagementServicesGroup3.08e-06NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType,us-gaap:StatementBusinessSegments trn:TripHoldings,trn:TriumphRailClassASecuredRailcarEquipmentNotes,us-gaap:SecuredDebt,trn:RailcarLeasingAndManagementServicesGroup2.1499999999999997e-06NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:ConsolidatedEntities,us-gaap:DebtInstrument,us-gaap:LongtermDebtType,us-gaap:StatementBusinessSegments trn:TripHoldings,trn:TriumphRailClassBSecuredRailcarEquipmentNotes,us-gaap:SecuredDebt,trn:RailcarLeasingAndManagementServicesGroup3.08e-06NANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANANA
 us-gaap:DebtInstrumentInterestRateStatedPercentage us-gaap:DebtInstrument,us-gaap:LongtermDebtType,us-gaap:StatementBusinessSegments trn:A4.55SeniorNotesDueOctober2024,us-gaap:SeniorNotes,us-gaap:Corporate▄▄▄▄4.55e-064.55e-064.55e-064.55e-06NANA4.55e-08NANANANANANANANANANANANANANANANANANANANA4.55e-08NANANANANANANANANANANANANANANANANANA

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value1.01.11.11.21.21.21.21.31.31.31.31.51.51.61.61.61.61.61.61.51.51.51.51.51.51551551561568181818181818181818181818181
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.01.81.81.81.91.11.11.11.21.21.21.31.31.31.31.41.41.41.4

Common Stock Par Or Stated Value Per Share

us-gaap:CommonStockParOrStatedValuePerShare

us-gaap:CommonStockParOrStatedValuePerShare


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-312015-12-312015-09-302015-06-302015-05-312015-04-30
Value0.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.010.011.01.0
Percentage of CommonStockParOrStatedValuePerShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Common Stock Shares Issued

us-gaap:CommonStockSharesIssued us-gaap:StatementEquityComponents

us-gaap:CommonStockSharesIssued

us-gaap:CommonStock


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value100111111118118119119127127133133147147150150152
Percentage of CommonStockSharesIssued100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:TreasuryStock


Common
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312016-12-31
Value-1.40.1-4.6-0.1-2.00.15.30.13.60.11.50.11.70.10.1
Percentage of CommonStockSharesIssued-1.30.1-3.9-0.1-1.70.14.10.12.70.11.00.11.10.10.1

Common Stock Shares Authorized

us-gaap:CommonStockSharesAuthorized

us-gaap:CommonStockSharesAuthorized


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-05-312015-04-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value400400400400400400400400400400400400400400400400400400400400400400400400400400200200200200200200200200200200200200200200200200200200200200
Percentage of CommonStockSharesAuthorized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Diluted Shares Outstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding

us-gaap:WeightedAverageNumberOfDilutedSharesOutstanding


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value10511211711711912612913214514715315115115014814714815015415415915777767777767778777777777676
Percentage of WeightedAverageNumberOfDilutedSharesOutstanding100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Shares Outstanding Basic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic

us-gaap:WeightedAverageNumberOfSharesOutstandingBasic


Weighted
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-09-302017-06-302017-03-312016-09-302016-06-302016-03-312015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302012-03-312011-09-302011-06-302011-03-312010-09-302010-06-302010-03-31
Value10211011611711812412713014514614714814914814814714815015015115115175767776767777777777777676
Percentage of WeightedAverageNumberOfSharesOutstandingBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Weighted Average Number Of Share Outstanding Basic And Diluted

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted

us-gaap:WeightedAverageNumberOfShareOutstandingBasicAndDiluted


Weighted
Period End2020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-06-30
Value4200000.05500000.05500000.05500000.05600000.05400000.06000000.0
Percentage of WeightedAverageNumberOfShareOutstandingBasicAndDiluted100.0100.0100.0100.0100.0100.0100.0

Antidilutive Securities Excluded From Computation Of Earnings Per Share Amount

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount us-gaap:AwardType

us-gaap:AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount

us-gaap:EmployeeStockOption


Antidilutive
Period End2020-09-302020-06-302020-03-31
Value300000.00100000.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount100.00.0100.0

us-gaap:RestrictedStock


Antidilutive
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-31
Value100000.0100000.0300000.00100000.01200000.0600000.0300000.0
Percentage of AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount0.00.0100.00.0100.00.00.00.0

Earnings Per Share Basic

us-gaap:EarningsPerShareBasic

us-gaap:EarningsPerShareBasic


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.120.03-1.10.21-1.761.360.170.390.280.230.20.190.430.273.560.440.340.30.440.550.620.641.31.321.361.150.890.951.052.911.441.261.060.990.90.80.840.660.70.40.370.30.220.370.230.02
Percentage of EarningsPerShareBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EarningsPerShareBasic us-gaap:ChangeInAccountingEstimateByType

us-gaap:ServiceLife


Earnings
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.050.050.050.05
Percentage of EarningsPerShareBasic-4.523.8-2.83.7

Earnings Per Share Diluted

us-gaap:EarningsPerShareDiluted

us-gaap:EarningsPerShareDiluted


Earnings
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.120.03-1.10.21-1.761.330.170.390.280.230.190.190.430.263.420.430.330.30.440.550.620.641.31.311.331.130.860.91.012.851.441.261.060.990.90.80.840.660.70.40.370.30.220.370.230.02
Percentage of EarningsPerShareDiluted100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EarningsPerShareDiluted us-gaap:ChangeInAccountingEstimateByType

us-gaap:ServiceLife


Earnings
Period End2020-12-312020-09-302020-06-302020-03-31
Value0.050.050.050.05
Percentage of EarningsPerShareDiluted-4.523.8-2.83.8

Income Loss From Continuing Operations Per Basic Share

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare

us-gaap:IncomeLossFromContinuingOperationsPerBasicShare


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value0.120.03-1.10.21-1.761.360.180.390.290.240.20.190.240.093.510.230.130.090.890.951.052.911.431.261.070.910.90.790.820.660.710.40.370.30.220.370.23
Percentage of IncomeLossFromContinuingOperationsPerBasicShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Income Loss From Continuing Operations Per Diluted Share

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare

us-gaap:IncomeLossFromContinuingOperationsPerDilutedShare


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value0.120.03-1.10.21-1.761.330.180.390.290.240.190.190.240.093.370.230.120.090.860.91.012.851.431.261.070.910.90.790.820.660.710.390.370.32
Percentage of IncomeLossFromContinuingOperationsPerDilutedShare100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Allocated Share Based Compensation Expense

us-gaap:AllocatedShareBasedCompensationExpense

us-gaap:AllocatedShareBasedCompensationExpense


Allocated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value4.45.47.24.87.67.37.88.47.55.50.010108.38.78.78.67.68.1101210141514161514121013129.99.07.97.95.66.9
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues1.21.41.71.01.51.20.91.01.00.90.01.11.71.61.40.91.41.40.70.91.10.91.01.00.91.00.90.90.80.71.11.10.91.00.80.80.50.7

us-gaap:AllocatedShareBasedCompensationExpense us-gaap:StatementEquityComponents

us-gaap:AdditionalPaidInCapital


Allocated
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value4.45.44.87.67.38.47.55.57.68.06.2
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.073.874.874.7
Percentage of Revenues1.21.41.01.51.21.01.00.90.81.31.2
Percentage of Revenues us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Allocated
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-31
Value4.45.44.87.67.38.47.55.57.68.06.2
Percentage of AllocatedShareBasedCompensationExpense100.0100.0100.0100.0100.0100.0100.0100.073.874.874.7
Percentage of Revenues1.21.41.01.51.21.01.00.90.81.31.2
Percentage of Revenues us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.0

Comprehensive Income Net Of Tax

us-gaap:ComprehensiveIncomeNetOfTax

us-gaap:ComprehensiveIncomeNetOfTax


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value138.46.432-202.6138-1.045292610296341542685247658595991942022151809515216722917010389834666705528262435
Percentage of ComprehensiveIncomeNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues3.72.11.57.2-39.822.5-0.15.64.14.41.43.210.07.888.27.08.88.95.97.68.18.412.613.112.911.15.79.811.315.713.59.38.48.94.67.16.86.03.03.43.45.5

Comprehensive Income Net Of Tax Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-7.5-1.70.91.1-80.60.90.2-0.90.7-0.30.70.91.81.82.11.53.66.57.76.24.95.45.08.49.79.48.78.69.57.37.57.35.90.40.10.2-0.1-0.11.2-1.0-0.33.7
Percentage of ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-2.0-0.40.20.2-15.80.10.0-0.10.1-0.00.10.10.30.30.30.20.61.20.70.60.40.50.30.50.60.60.50.60.60.50.60.70.60.00.00.0-0.0-0.00.1-0.1-0.00.6

Comprehensive Income Net Of Tax Including Portion Attributable To Noncontrolling Interest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest

us-gaap:ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest


Comprehensive
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value6.46.77.334-283.2139-0.845302611306543544705653729110010519921122518910316117623617711095834666705532252435
Percentage of ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues1.71.71.87.4-55.622.6-0.15.54.24.31.53.310.38.288.57.29.410.16.68.28.58.812.913.713.411.66.210.311.916.214.110.08.98.94.67.16.86.03.43.23.45.5

Cost Of Goods And Services Sold

us-gaap:CostOfGoodsAndServicesSold

us-gaap:CostOfGoodsAndServicesSold


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value25929629533439648267464957846359075271863068172268165984182789788911161109121912111275117210981074962836812711800755821756779638567508513409418353
Percentage of CostOfGoodsAndServicesSold100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues69.874.271.172.877.978.379.379.878.676.680.380.8113.3118.2110.874.2114.5124.376.274.475.874.972.171.972.774.576.875.073.973.576.675.376.276.279.180.679.981.882.880.179.978.980.775.977.177.9

us-gaap:CostOfGoodsAndServicesSold us-gaap:ProductOrService

trn:Leasing


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value10296898610213820721817811113413311893991569283808117896234133117126127109128279
Percentage of CostOfGoodsAndServicesSold39.532.730.325.825.928.830.733.630.924.122.717.716.514.814.721.713.512.79.59.919.910.821.012.09.710.510.09.311.726.0
Percentage of Revenues27.624.221.518.820.222.524.326.824.318.518.214.318.717.516.216.115.515.87.27.415.18.115.28.67.07.87.77.08.619.1
Percentage of Revenues trn:Leasing55.452.80.047.053.458.766.267.064.655.859.058.555.653.650.857.048.046.845.047.360.354.063.554.150.951.854.254.056.863.2

trn:Manufacturing


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value1561992052482933434674303993514566195995365815655895767617457197938819761101108411471062970794
Percentage of CostOfGoodsAndServicesSold60.567.369.774.274.171.269.366.469.175.977.382.383.585.285.378.386.587.390.590.180.189.279.088.090.389.590.090.788.374.0
Percentage of Revenues42.250.049.554.057.755.855.052.954.358.162.166.594.6100.794.558.199.0108.669.067.160.766.857.063.365.766.769.168.065.354.4
Percentage of Revenues trn:Manufacturing84.092.50.090.092.890.687.088.487.086.989.988.0142.5149.5139.081.0146.0163.782.279.480.978.674.975.376.278.480.578.177.078.0

Gains Losses On Extinguishment Of Debt

us-gaap:GainsLossesOnExtinguishmentOfDebt

us-gaap:GainsLossesOnExtinguishmentOfDebt


Gains
Period End2021-06-302020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value-11700000.0000-5000000.000
Percentage of GainsLossesOnExtinguishmentOfDebt100.00.00.00.0100.00.00.0
Percentage of Revenues-3.10.00.00.0-0.80.00.0

us-gaap:GainsLossesOnExtinguishmentOfDebt us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:StatementBusinessSegments

trn:WhollyOwnedSubsidiaries, trn:A2006SecuredRailcarEquipmentNotes, trn:RailcarLeasingAndManagementServicesGroup


Gains
Period End2020-12-312020-09-302020-06-302020-03-31
Value000-5000000.0
Percentage of GainsLossesOnExtinguishmentOfDebt0.00.00.0100.0
Percentage of Revenues0.00.00.0-0.8
Percentage of Revenues trn:WhollyOwnedSubsidiaries trn:A2006SecuredRailcarEquipmentNotes trn:RailcarLeasingAndManagementServicesGroup0.00.00.00.0

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

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value3.97.7-169.019-359.61442665140453986561001079172115139152159314319333284226235
Percentage of IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues1.01.9-40.74.2-70.62.45.08.17.06.66.24.213.610.616.311.115.313.710.512.512.813.420.320.719.917.513.615.0

Income Loss From Continuing Operations Including Portion Attributable To Noncontrolling Interest

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest

us-gaap:IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value4.81.7-126.725-287.8162224837312828371553136221914615617323311810589727162665257313126
Percentage of IncomeLossFromContinuingOperationsIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues1.30.4-30.55.6-56.526.42.65.95.15.23.83.15.92.986.43.83.73.78.810.011.716.09.59.58.47.77.06.76.45.76.13.94.44.2

Income Tax Expense Benefit

us-gaap:IncomeTaxExpenseBenefit

us-gaap:IncomeTaxExpenseBenefit


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-0.96.0-42.29999999999997-6.7-71.8-147.62018148.917102014-439.439372041495357110107112958078831126055474135323925332121161115130.6
Percentage of IncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-0.21.5-10.2-1.5-14.1-24.02.42.21.91.52.41.13.22.8-71.44.16.33.93.84.54.54.87.17.06.75.94.85.05.67.74.85.04.44.43.53.53.92.83.62.63.02.51.82.82.50.1

Income Taxes Paid Net

us-gaap:IncomeTaxesPaidNet

us-gaap:IncomeTaxesPaidNet


Income
Period End2021-06-302021-03-312020-12-31
Value-206.80.1-61.2
Percentage of IncomeTaxesPaidNet100.0100.0100.0
Percentage of Revenues-55.70.0-14.7

Interest Expense

us-gaap:InterestExpense

us-gaap:InterestExpense


Interest
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value515252536156555752464243464646454545454545454650515248464645454649514747474947434445454545
Percentage of InterestExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues12.912.711.410.410.06.66.97.78.76.34.66.98.77.64.87.78.54.14.13.83.93.03.03.03.23.13.13.23.23.64.14.45.35.05.14.75.25.26.06.26.97.28.48.310.1

us-gaap:InterestExpense us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value574547474755505050464137323131323130303131313232363738393837373739434642
Percentage of InterestExpense0.088.989.489.988.989.990.289.688.487.388.687.473.768.068.468.668.568.068.168.968.969.469.769.671.973.674.681.181.280.681.481.484.188.690.289.1
Percentage of Revenues15.311.511.310.29.29.06.06.16.87.65.64.05.15.95.23.35.35.82.82.82.72.72.12.12.22.32.32.52.62.63.03.43.74.74.64.5
Percentage of Revenues us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup30.824.90.025.624.423.30.015.318.223.00.016.415.118.00.011.716.317.10.018.010.617.80.013.015.315.50.019.016.58.40.024.823.132.40.026.6

Interest Income Expense Net

us-gaap:InterestIncomeExpenseNet

us-gaap:InterestIncomeExpenseNet


Interest
Period End2021-06-302020-06-30
Value-51000000.0-53000000.0
Percentage of InterestIncomeExpenseNet100.0100.0
Percentage of Revenues-13.7-10.4

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value123.3-127.225-206.916121493630272764405386651466784949720020421218013814916422611299847971636752563130241729182.0
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues3.40.8-30.65.5-40.626.32.56.04.95.13.73.010.17.587.56.98.68.76.17.68.08.212.913.212.611.18.39.611.115.59.09.07.98.57.06.76.65.76.04.04.23.82.75.53.40.4

Net Income Loss Attributable To Noncontrolling Interest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest

us-gaap:NetIncomeLossAttributableToNoncontrollingInterest


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-7.9-2.00.60.8-80.90.6-0.1-1.30.4-0.50.40.61.41.41.51.02.95.76.65.44.24.94.07.98.88.88.17.58.96.66.56.54.2-0.3-0.5-0.1-0.3-0.60.8-0.31.61.41.21.82.72.3
Percentage of NetIncomeLossAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-2.1-0.50.10.2-15.90.1-0.0-0.20.1-0.10.10.10.20.30.20.10.51.10.60.50.40.40.30.50.50.50.50.50.60.50.50.60.4-0.0-0.0-0.0-0.0-0.10.1-0.00.20.20.20.30.50.5

Net Income Loss Available To Common Stockholders Basic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic

us-gaap:NetIncomeLossAvailableToCommonStockholdersBasic


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-30
Value123.3-127.224-206.915921483630-26.627633952665504465829194194198205174134144158218108968270676164515530
Percentage of NetIncomeLossAvailableToCommonStockholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues3.40.8-30.65.4-40.626.02.55.94.95.0-3.62.99.97.485.66.78.48.46.07.47.77.912.512.912.310.78.19.210.715.08.68.67.77.56.76.56.25.55.93.9

Nonoperating Income Expense

us-gaap:NonoperatingIncomeExpense

us-gaap:NonoperatingIncomeExpense


Nonoperating
Period End2021-06-302021-03-312020-06-302020-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-63.5-52.5-52.3-58.1-42.0-39.9-39.4-42.2-43.7-45.4-43.9-44.1-48.0-44.1-39.4-43.9-43.7-45.1-49.4-48.7-49.8-46.8-44.8-45.5-44.6-44.7-47.0-46.1-50.8-46.0-47.6-44.5-48.6-52.7-42.8-43.7-51.1-45.2-44.1-47.1
Percentage of NonoperatingIncomeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-17.1-13.2-10.3-9.4-5.7-4.3-6.2-7.9-7.1-4.7-7.4-8.3-4.3-4.0-3.3-3.7-2.8-2.9-2.9-3.0-3.0-3.0-3.0-3.1-3.6-4.0-4.4-4.9-5.0-4.9-4.6-4.8-5.2-6.6-6.0-6.8-8.0-8.4-8.1-10.4

Operating Income Loss

us-gaap:OperatingIncomeLoss

us-gaap:OperatingIncomeLoss


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value67603672-307.3739712010791897812598144153135116163183191203358364382333276281302391224205183159158141154122139105958581917852
Percentage of OperatingIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues18.115.18.915.9-60.311.911.414.814.515.212.28.519.818.523.415.722.722.014.816.516.217.123.123.722.820.516.618.020.326.817.918.517.217.115.715.115.113.214.813.213.413.312.717.014.511.5

us-gaap:OperatingIncomeLoss us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems

trn:ConsolidatedSubsidiariesExcludingLeasing, us-gaap:IntersegmentElimination


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-0.3-0.41.0-0.5-0.8-0.1-0.10.2-0.4-0.20.9-0.50.1-1.2-0.9-1.2-1.9-1.9-0.4
Percentage of OperatingIncomeLoss-0.4-0.71.40.2-1.1-0.1-0.10.2-0.4-0.21.1-0.40.1-0.8-0.6-0.9-1.6-1.2-0.2
Percentage of Revenues-0.1-0.10.2-0.1-0.1-0.0-0.00.0-0.1-0.00.1-0.10.0-0.2-0.1-0.2-0.4-0.2-0.0
Percentage of Revenues trn:ConsolidatedSubsidiariesExcludingLeasing us-gaap:IntersegmentElimination11.516.0-43.520.022.90.00.8-1.52.60.0-2.15.4-0.90.01.80.00.00.00.0

trn:ConsolidatedSubsidiariesLeasing, us-gaap:IntersegmentElimination


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-3.0-1.8-2.6-11.0-19.9-55.2-40.7-41.6-27.2-23.8-18.1-24.5-28.7-35.9-13.6-14.4-29.4-39.1-27.7
Percentage of OperatingIncomeLoss-4.5-3.0-3.63.6-27.3-56.8-33.8-38.9-29.6-26.5-22.9-19.5-29.1-24.9-8.9-10.7-25.2-23.9-15.1
Percentage of Revenues-0.8-0.5-0.6-2.2-3.2-6.5-5.0-5.7-4.5-3.2-1.9-3.9-5.4-5.8-1.4-2.4-5.5-3.5-2.5
Percentage of Revenues trn:ConsolidatedSubsidiariesLeasing us-gaap:IntersegmentElimination2.01.61.67.110.50.013.012.610.10.08.710.79.70.07.811.015.30.013.4

us-gaap:OperatingIncomeLoss us-gaap:ConsolidationItems

us-gaap:OperatingSegments


Operating
Period End2021-06-302021-03-312020-06-302020-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value97849812760137193166233209189182240247272292510471463407328352357
Percentage of OperatingIncomeLoss144.1140.9-31.9174.467.6174.4154.5169.1162.1136.6139.9156.9147.1134.7142.0143.7142.5129.2121.1122.2119.0125.4118.3
Percentage of Revenues26.121.319.320.78.314.830.631.338.021.531.834.521.822.223.024.633.030.627.625.019.822.624.1
Percentage of Revenues us-gaap:OperatingSegments26.121.319.320.70.011.730.631.30.017.417.516.30.017.618.018.80.024.023.225.00.022.624.1

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

us-gaap:OperatingSegments, trn:LeasingAndManagement, trn:RailcarLeasingAndManagementServicesGroup


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value707686788280797777756977698486858587807469768190827474
Percentage of OperatingIncomeLoss103.9127.2119.1-25.5113.082.466.372.684.083.788.362.170.058.656.363.372.953.643.838.934.321.322.423.724.726.826.5
Percentage of Revenues18.819.218.915.413.49.49.810.612.710.27.512.312.913.78.914.416.07.97.26.35.94.95.35.45.14.54.8
Percentage of Revenues us-gaap:OperatingSegments trn:LeasingAndManagement trn:RailcarLeasingAndManagementServicesGroup37.841.747.243.043.00.042.041.041.20.039.642.339.50.045.746.347.50.046.341.740.90.046.350.849.50.047.0

us-gaap:OperatingSegments, trn:RailcarOwnedGreaterThanOneYear, trn:RailcarLeasingAndManagementServicesGroup


Operating
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value2.95.78.75.818187.9299.49.52.14316230.00.00.0112.1635730142.13.0
Percentage of OperatingIncomeLoss4.0-1.911.96.015.017.58.632.711.97.62.130.010.817.50.00.00.05.91.017.715.87.94.50.81.1
Percentage of Revenues0.61.11.40.72.22.51.34.01.01.50.47.01.74.00.00.00.01.00.24.13.71.80.90.10.2
Percentage of Revenues us-gaap:OperatingSegments trn:RailcarOwnedGreaterThanOneYear trn:RailcarLeasingAndManagementServicesGroup0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, trn:RailcarOwnedOneYearOrLess, trn:RailcarLeasingAndManagementServicesGroup


Operating
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value0.0-1.31.714178.40.84.0134.40.00.3171.50.00.00.0312.347181725209.6
Percentage of OperatingIncomeLoss0.00.42.314.814.87.90.94.516.63.50.00.211.71.10.00.00.016.61.113.45.14.47.77.43.4
Percentage of Revenues0.0-0.30.31.72.21.10.10.51.40.70.00.01.80.30.00.00.02.70.23.11.21.01.61.20.6
Percentage of Revenues us-gaap:OperatingSegments trn:RailcarOwnedOneYearOrLess trn:RailcarLeasingAndManagementServicesGroup0.0-12.93.80.013.19.66.00.025.415.10.00.020.721.10.00.00.026.928.70.025.628.432.50.020.3

us-gaap:OperatingSegments, trn:SalesofLeasedRailcarsDomain, trn:RailcarLeasingAndManagementServicesGroup


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value111.72.94.4102035278.7
Percentage of OperatingIncomeLoss16.52.84.0-1.414.220.829.825.39.5
Percentage of Revenues3.00.40.60.91.72.44.43.71.4
Percentage of Revenues us-gaap:OperatingSegments trn:SalesofLeasedRailcarsDomain trn:RailcarLeasingAndManagementServicesGroup0.00.00.00.00.00.00.00.00.0

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

us-gaap:OperatingSegments, trn:RailProductsGroup


Operating
Period End2021-06-302020-09-302020-06-302019-09-302019-06-30
Value3.23.27.96566
Percentage of OperatingIncomeLoss4.74.4-2.654.462.0
Percentage of Revenues0.90.71.68.09.0
Percentage of Revenues us-gaap:OperatingSegments trn:RailProductsGroup1.20.81.98.99.2

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value8178888982921001151048596929171128120110858780117741871581371229687102230857475617285
Percentage of OperatingIncomeLoss120.3130.1239.0123.0-27.0127.3103.296.297.993.5106.9116.973.172.188.878.882.072.953.643.861.436.552.443.436.036.934.930.933.958.938.136.041.338.645.960.0
Percentage of Revenues21.819.621.219.516.315.111.814.214.214.213.19.914.513.320.812.418.616.07.97.29.96.212.110.38.27.55.85.66.915.86.86.77.16.67.29.1
Percentage of Revenues us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup43.842.70.048.843.039.30.035.437.842.80.040.543.040.70.043.857.747.50.046.339.741.60.063.557.850.20.042.344.252.00.049.144.645.80.053.2

us-gaap:OperatingSegments, us-gaap:AllOtherSegments


Operating
Period End2021-06-302020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-30
Value127.37.39.3-0.63.96.26.647-5.9-3.0-3.3-4.3-4.7-5.7-4.6-5.1-3.5-5.2-5.1-3.6-3.0-0.1-1.5-14.3-3.3-2.6
Percentage of OperatingIncomeLoss19.010.0-2.412.7-0.63.25.87.253.3-7.5-2.4-3.3-3.0-3.1-4.2-3.9-3.1-1.9-2.7-2.5-1.0-0.8-0.0-0.5-5.2-1.2-0.9
Percentage of Revenues3.41.61.41.5-0.10.50.81.16.5-0.6-0.5-0.6-0.7-0.5-1.0-0.9-0.5-0.3-0.4-0.4-0.2-0.2-0.0-0.1-0.9-0.2-0.2
Percentage of Revenues us-gaap:OperatingSegments us-gaap:AllOtherSegments16.411.710.514.70.04.37.07.60.0-21.7-3.3-4.30.0-18.3-25.1-20.20.0-13.1-26.4-23.30.0-10.3-0.4-5.30.0-11.4-9.3

us-gaap:OperatingSegments, us-gaap:CorporateNonSegment


Operating
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-21.0-24.2-28.1-29.9-23.9-30.6-23.6-34.1-37.4-39.9-37.7
Percentage of OperatingIncomeLoss-28.87.9-38.5-30.8-19.9-28.6-25.7-38.0-47.4-31.8-38.2
Percentage of Revenues-4.6-4.8-4.6-3.5-2.9-4.2-3.9-4.6-4.0-6.3-7.1
Percentage of Revenues us-gaap:OperatingSegments us-gaap:CorporateNonSegment0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:OperatingSegments, us-gaap:OperatingSegments


Operating
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value10098127197185179143
Percentage of OperatingIncomeLoss137.4-31.9174.4202.8153.8167.3155.8
Percentage of Revenues21.819.320.723.222.724.323.6
Percentage of Revenues us-gaap:OperatingSegments us-gaap:OperatingSegments0.00.00.00.00.00.00.0

us-gaap:OperatingIncomeLoss us-gaap:StatementBusinessSegments

trn:RailProductsGroup


Operating
Period End2021-06-302021-03-312020-06-302020-03-31
Value3.2-8.87.925
Percentage of OperatingIncomeLoss4.7-14.6-2.634.4
Percentage of Revenues0.9-2.21.64.1
Percentage of Revenues trn:RailProductsGroup0.00.00.00.0

trn:RailcarLeasingAndManagementServicesGroup


Operating
Period End2021-06-302021-03-312020-06-302020-03-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value817882921229687102230857475617285766675645954565249
Percentage of OperatingIncomeLoss120.3130.1-27.0127.336.934.930.933.958.938.136.041.338.645.960.049.354.354.660.962.664.070.057.662.4
Percentage of Revenues21.819.616.315.17.55.85.66.915.86.86.77.16.67.29.17.47.28.18.18.48.58.99.89.1
Percentage of Revenues trn:RailcarLeasingAndManagementServicesGroup0.00.00.00.050.30.042.945.452.10.049.144.645.80.053.239.346.70.041.945.845.70.043.341.1

us-gaap:AllOtherSegments


Operating
Period End2021-06-302021-03-312020-06-302020-03-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value12157.3000000000000029.3-1.5-14.3-3.3-2.6-5.4-5.7-1.6-3.8-2.6-3.1-2.0-6.31.2-3.0-0.3-0.2-0.3-5.4-1.3
Percentage of OperatingIncomeLoss19.025.4-2.412.7-0.5-5.2-1.2-0.9-1.4-2.5-0.8-2.1-1.6-2.0-1.4-4.11.0-2.2-0.3-0.2-0.4-6.7-1.4
Percentage of Revenues3.43.81.41.5-0.1-0.9-0.2-0.2-0.4-0.5-0.1-0.4-0.3-0.3-0.2-0.60.1-0.3-0.0-0.0-0.0-0.8-0.2
Percentage of Revenues us-gaap:AllOtherSegments0.00.00.00.0-136.40.0-194.1-371.4-490.90.0-160.0-17.5-13.50.0-8.1-30.37.60.0-1.7-1.4-2.30.0-10.5

us-gaap:Corporate


Operating
Period End2021-06-302021-03-312020-06-302020-03-312015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value-27.1-22.7-24.2-28.1-26.7-29.5-36.7-29.7-23.1-23.5-17.8-15.5-16.6-17.9-12.4-9.6-11.6
Percentage of OperatingIncomeLoss-40.2-37.77.9-38.5-8.0-10.7-13.1-9.8-5.9-10.5-8.7-8.5-10.4-11.3-8.7-6.2-9.5
Percentage of Revenues-7.3-5.7-4.8-4.6-1.6-1.8-2.3-2.0-1.6-1.9-1.6-1.5-1.8-1.8-1.3-0.9-1.3
Percentage of Revenues us-gaap:Corporate0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Comprehensive Income Loss Net Of Tax

us-gaap:OtherComprehensiveIncomeLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value1.65.41338.14.6-23.2-22.3-2.7-6.2-3.8-16.72.1-0.51.94.92.12.22.1-1.51.62.02.9-4.5-1.14.60.5-42.54.43.83.3584.87.04.6-24.03.22.83.5
Percentage of OtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues0.41.432.21.80.9-3.8-2.6-0.3-0.8-0.6-2.30.2-0.10.40.80.20.40.4-0.10.10.20.2-0.3-0.10.30.0-2.60.30.30.24.60.40.70.5-2.40.30.30.4

us-gaap:OtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedGainLossNetCashFlowHedgeNoncontrollingInterest


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.40.30.30.30.30.30.30.40.30.3
Percentage of OtherComprehensiveIncomeLossNetOfTax25.05.60.23.76.5-1.3-1.3-14.8-4.8-7.9
Percentage of Revenues0.10.10.10.10.10.00.00.00.00.0
Percentage of Revenues us-gaap:AccumulatedGainLossNetCashFlowHedgeNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value1.25.17.84.3-23.5-3.1-6.5-4.1-17.01.8-0.91.54.31.61.51.3-2.60.81.32.4-5.5-1.63.7-0.1-43.13.33.22.6574.05.33.9
Percentage of OtherComprehensiveIncomeLossNetOfTax75.094.496.393.5101.3114.8104.8107.9101.885.7180.078.987.876.268.261.9173.350.065.082.8122.2145.580.4-20.0101.475.084.278.898.383.375.784.8
Percentage of Revenues0.31.31.70.8-3.8-0.4-0.9-0.7-2.30.2-0.10.30.70.20.30.2-0.20.10.10.2-0.4-0.10.2-0.0-2.60.20.20.24.60.40.50.4
Percentage of Revenues us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value0.40.30.30.30.30.30.30.40.30.30.30.30.40.40.60.50.70.81.10.80.70.51.00.50.90.60.61.10.60.71.00.81.70.7
Percentage of OtherComprehensiveIncomeLossNetOfTax25.05.60.23.76.5-1.3-1.3-14.8-4.8-7.9-1.814.3-80.021.112.223.831.838.1-73.350.035.017.2-22.2-45.519.6120.0-1.425.015.821.21.716.724.315.2
Percentage of Revenues0.10.10.10.10.10.00.00.00.00.00.00.00.10.10.10.10.10.20.10.10.10.00.10.00.10.00.00.10.00.00.10.10.20.1
Percentage of Revenues us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Other
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-31
Value1.25.17.84.3-23.5-3.1-6.5-4.1-17.01.8-0.91.54.31.61.51.3-2.60.81.32.4-5.5-1.63.7-0.1-43.13.33.22.6574.05.33.9
Percentage of OtherComprehensiveIncomeLossNetOfTax75.094.496.393.5101.3114.8104.8107.9101.885.7180.078.987.876.268.261.9173.350.065.082.8122.2145.580.4-20.0101.475.084.278.898.383.375.784.8
Percentage of Revenues0.31.31.70.8-3.8-0.4-0.9-0.7-2.30.2-0.10.30.70.20.30.2-0.20.10.10.2-0.4-0.10.2-0.0-2.60.20.20.24.60.40.50.4
Percentage of Revenues us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Other Nonoperating Income Expense

us-gaap:OtherNonoperatingIncomeExpense

us-gaap:OtherNonoperatingIncomeExpense


Other
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value2000000.0-700000.0-800000.0-1300000.00-100000.0300000.02500000.0500000.0700000.0200000.0-700000.0-1700000.0-500000.0-800000.0-4300000.0-200000.04900000.0700000.01600000.01000000.0700000.02300000.01800000.01000000.01400000.0400000.0500000.0500000.0-900000.02700000.0-100000.01400000.003000000.0200000.0-5300000.0600000.0500000.0-5700000.0-200000.0900000.0-1800000.0
Percentage of OtherNonoperatingIncomeExpense100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues0.4-0.1-0.1-0.20.0-0.00.00.30.10.10.0-0.1-0.2-0.1-0.2-0.4-0.00.40.10.10.10.00.10.10.10.10.00.00.0-0.10.3-0.00.10.00.30.0-0.70.10.1-0.9-0.00.2-0.4

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value4.81.3-126.625-287.81622147363027286541540675451748998102204212220189146156173233119106887870636752563131251831214.3
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues1.30.3-30.55.6-56.526.42.55.95.05.03.83.010.37.887.77.09.19.76.78.18.38.613.213.813.211.68.810.011.716.09.59.68.38.47.06.76.65.76.04.04.44.02.95.83.90.9

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-7.9-2.00.8-80.90.6-1.30.4-0.50.40.61.41.41.51.02.95.76.65.44.24.94.07.98.88.88.17.58.96.66.56.54.2-0.3-0.5-0.1-0.3-0.60.8-0.31.61.4
Percentage of ProfitLoss-164.6-153.83.128.10.4-2.71.1-1.71.42.12.13.40.31.55.411.08.96.04.34.82.03.74.04.75.54.85.12.85.46.14.8-0.4-0.7-0.2-0.4-1.11.4-0.95.15.5
Percentage of Revenues-2.1-0.50.2-15.90.1-0.20.1-0.10.10.10.20.30.20.10.51.10.60.50.40.40.30.50.50.50.50.50.60.50.50.60.4-0.0-0.0-0.0-0.0-0.10.1-0.00.20.2
Percentage of Revenues us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value123.325-206.916149363027276440538665146678494972002042121801381491642261129984797163675256313024
Percentage of ProfitLoss264.6253.896.971.999.6102.798.9101.798.697.997.996.699.798.594.689.091.194.095.795.298.096.396.095.394.595.294.997.294.693.995.2100.4100.7100.2100.4101.198.6100.994.994.5
Percentage of Revenues3.40.85.5-40.626.36.04.95.13.73.010.17.587.56.98.68.76.17.68.08.212.913.212.611.18.39.611.115.59.09.07.98.57.06.76.65.76.04.04.23.8
Percentage of Revenues us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value123.325-206.9161493630276440538665146678494972002042121801381491642261129984797163675256313024
Percentage of ProfitLoss264.6253.896.971.999.6102.798.9101.797.997.996.699.798.594.689.091.194.095.795.298.096.396.095.394.595.294.997.294.693.995.2100.4100.7100.2100.4101.198.6100.994.994.5
Percentage of Revenues3.40.85.5-40.626.36.04.95.13.010.17.587.56.98.68.76.17.68.08.212.913.212.611.18.39.611.115.59.09.07.98.57.06.76.65.76.04.04.23.8
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Revenues

us-gaap:Revenues

us-gaap:Revenues


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value37139841545950961585081373660473593063453361597359553011031111118411871547154216761626166115621485146012561110106693210129371028925941796710644636540543454
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems

trn:ConsolidatedSubsidiariesExcludingLeasing, us-gaap:IntersegmentElimination


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value-2.6-2.5-2.399999999999999-2.3-2.5-3.5-11.9-12.2-13.0-15.583-42.7-9.3-10.7116-50.8
Percentage of Revenues-0.7-0.6-0.6-0.5-0.5-0.6-1.4-1.5-1.8-2.611.3-4.6-1.5-2.018.9-5.2
Percentage of Revenues-0.7-0.6-0.6-0.5-0.5-0.6-1.4-1.5-1.8-2.611.3-4.6-1.5-2.018.9-5.2
Percentage of Revenues trn:ConsolidatedSubsidiariesExcludingLeasing us-gaap:IntersegmentElimination100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

trn:ConsolidatedSubsidiariesLeasing, us-gaap:IntersegmentElimination


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-30
Value-151.0-111.3-140.5-166.0-156.0-190.4-418.1-314.0-328.9-270.1-258.2-207.4-228.5-296.1-290.8-175.0-130.6-192.2-328.3-206.7
Percentage of Revenues-40.6-27.9-33.8-36.1-30.6-30.9-49.1-38.6-44.7-44.7-35.1-22.3-36.0-55.5-47.3-18.0-21.9-36.2-29.7-18.6
Percentage of Revenues-40.6-27.9-33.8-36.1-30.6-30.9-49.1-38.6-44.7-44.7-35.1-22.3-36.0-55.5-47.3-18.0-21.9-36.2-29.7-18.6
Percentage of Revenues trn:ConsolidatedSubsidiariesLeasing us-gaap:IntersegmentElimination100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ConsolidationItems

us-gaap:OperatingSegments


Revenuesus-gaap:
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value371398459509615850813736604-20.31181634533-184.3119910841121-260.7140115141556203719601996162616611562148514601256111010669321012907
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0-2.8126.9100.0100.0-29.9123.2182.0211.3-23.6126.1127.8131.0131.7127.1119.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.096.8
Percentage of Revenues100.0100.0100.0100.0100.0100.0100.0100.0100.0-2.8126.9100.0100.0-29.9123.2182.0211.3-23.6126.1127.8131.0131.7127.1119.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.096.8
Percentage of Revenues us-gaap:OperatingSegments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:OperatingSegments, trn:LeasingAndManagement, trn:RailcarLeasingAndManagementServicesGroup


Revenuesus-gaap:
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value185183183182192189190189187194175184174191188185178178173178170179176178166162158
Percentage of Revenues49.846.040.035.931.222.323.425.730.926.418.929.132.731.119.431.133.716.115.615.114.411.611.510.610.29.810.1
Percentage of Revenues49.846.040.035.931.222.323.425.730.926.418.929.132.731.119.431.133.716.115.615.114.411.611.510.610.29.810.1
Percentage of Revenues us-gaap:OperatingSegments trn:LeasingAndManagement trn:RailcarLeasingAndManagementServicesGroup100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, trn:RailcarOwnedOneYearOrLess, trn:RailcarLeasingAndManagementServicesGroup


Revenuesus-gaap:
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value0.0104412313687133351290.05.9867.10.00.00.01188.01937259787547
Percentage of Revenues0.02.07.214.516.811.92.24.55.54.60.01.08.91.20.00.00.010.00.712.54.73.64.84.53.0
Percentage of Revenues0.02.07.214.516.811.92.24.55.54.60.01.08.91.20.00.00.010.00.712.54.73.64.84.53.0
Percentage of Revenues us-gaap:OperatingSegments trn:RailcarOwnedOneYearOrLess trn:RailcarLeasingAndManagementServicesGroup0.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:OperatingSegments, trn:RailProductsGroup


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value261261313381405509898735723
Percentage of Revenues70.565.475.483.079.782.8105.790.498.3
Percentage of Revenues70.565.475.483.079.782.8105.790.498.3
Percentage of Revenues us-gaap:OperatingSegments trn:RailProductsGroup100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value185183189183192236313326277200227227213174197275192178178173296178372249238244238205231443190150169134150159
Percentage of Revenues49.846.045.540.037.938.436.840.137.633.130.924.433.732.732.028.332.233.716.115.625.015.024.116.214.215.014.313.215.630.315.213.615.914.414.917.1
Percentage of Revenues49.846.045.540.037.938.436.840.137.633.130.924.433.732.732.028.332.233.716.115.625.015.024.116.214.215.014.313.215.630.315.213.615.914.414.917.1
Percentage of Revenues us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, us-gaap:AllOtherSegments


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value786855626963799088862862792772612522222882619212829262830282823232221192024
Percentage of Revenues21.017.113.513.613.610.39.411.112.014.338.92.914.514.542.62.63.84.326.12.41.71.81.81.91.61.71.81.81.91.61.92.02.02.12.02.6
Percentage of Revenues21.017.113.513.613.610.39.411.112.014.338.92.914.514.542.62.63.84.326.12.41.71.81.81.91.61.71.81.81.91.61.92.02.02.12.02.6
Percentage of Revenues us-gaap:OperatingSegments us-gaap:AllOtherSegments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Revenues us-gaap:ProductOrService

trn:Leasing


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value185183189183192236313326276200227227213174196274191178177173296177369246231244235203225442
Percentage of Revenues49.846.045.540.037.838.436.840.137.633.130.924.433.632.732.028.232.233.716.115.625.015.023.916.013.815.014.213.015.230.3
Percentage of Revenues49.846.045.540.037.838.436.840.137.633.130.924.433.632.732.028.232.233.716.115.625.015.023.916.013.815.014.213.015.230.3
Percentage of Revenues trn:Leasing100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

trn:Manufacturing


Revenuesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-31
Value186215226275316379537487459404507703420358418698403352926938888101011771295144513821425135912591018
Percentage of Revenues50.254.054.560.062.261.663.259.962.466.969.175.666.467.368.071.867.866.383.984.475.085.076.184.086.285.085.887.084.869.7
Percentage of Revenues50.254.054.560.062.261.663.259.962.466.969.175.666.467.368.071.867.866.383.984.475.085.076.184.086.285.085.887.084.869.7
Percentage of Revenues trn: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

Selling General And Administrative Expense

us-gaap:SellingGeneralAndAdministrativeExpense

us-gaap:SellingGeneralAndAdministrativeExpense


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value57545651566471626959721111101041251141121021011021069613712611498110113968380707169645856535753475043484548
Percentage of SellingGeneralAndAdministrativeExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues15.513.613.511.111.210.58.47.69.59.99.811.917.419.720.311.818.919.39.29.29.08.18.98.26.86.06.77.26.55.76.46.46.77.46.46.25.45.86.16.76.77.86.99.08.410.7

us-gaap:SellingGeneralAndAdministrativeExpense us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value1311121113141310121214111212
Percentage of SellingGeneralAndAdministrativeExpense22.920.821.922.922.922.218.717.218.221.520.010.711.411.6
Percentage of Revenues3.62.83.02.52.62.31.61.31.72.12.01.32.02.3
Percentage of Revenues us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup7.16.26.56.46.76.14.23.34.66.46.35.25.97.0

us-gaap:SellingGeneralAndAdministrativeExpense us-gaap:ProductOrService

trn:Leasing


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value1311121113141310121214111212121313101111111014151210
Percentage of SellingGeneralAndAdministrativeExpense22.920.821.922.922.922.218.717.218.221.520.010.711.411.610.112.111.610.611.311.511.010.810.212.211.110.5
Percentage of Revenues3.62.83.02.52.62.31.61.31.72.12.01.32.02.32.11.42.22.01.01.11.00.90.91.00.80.6
Percentage of Revenues trn:Leasing7.16.26.56.46.76.14.23.34.66.46.35.25.97.06.55.16.86.06.56.84.05.83.86.25.54.2

trn:Manufacturing


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value17201918192128272623-68.8575453605961565454606169716961
Percentage of SellingGeneralAndAdministrativeExpense30.237.534.636.134.534.139.444.338.038.9-95.651.849.350.747.951.654.455.253.453.756.563.650.556.560.762.4
Percentage of Revenues4.75.14.74.03.83.63.33.43.63.8-9.46.28.610.09.76.110.310.64.94.95.15.24.54.64.13.8
Percentage of Revenues trn:Manufacturing9.39.58.66.76.25.85.25.65.85.7-13.68.212.914.814.38.515.216.15.95.86.86.15.95.54.84.4

trn:Other


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value2722242124282923302324414339524138353635342453393226
Percentage of SellingGeneralAndAdministrativeExpense47.041.743.541.042.643.741.938.543.839.634.237.439.337.741.936.234.034.235.334.832.525.639.331.428.227.2
Percentage of Revenues7.35.75.94.64.84.63.52.94.23.93.34.56.87.48.54.36.46.63.33.22.92.13.52.61.91.6
Percentage of Revenues trn:Other0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Assets

us-gaap:Assets

us-gaap:Assets


Assets
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value86178775870187238665900287018643857584137989940593549477954395649452914391259135903589098885880586328722873385448014758073137258690067236669641961976130612160155876582057604656
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:ConsolidatedEntities

trn:RailcarLeasingAndManagementServicesGroup


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value69846883683167366637695771086268
Percentage of Assets81.178.478.577.276.677.381.778.5
Percentage of Assets81.178.478.577.276.677.381.778.5
Percentage of Assets trn:RailcarLeasingAndManagementServicesGroup100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems

trn:ConsolidatedSubsidiariesLeasing, us-gaap:IntersegmentElimination


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value-804.3-813.0-820.3-826.8-832.6-899.7-903.8-827.7
Percentage of Assets-9.3-9.3-9.4-9.5-9.6-10.0-10.4-10.4
Percentage of Assets-9.3-9.3-9.4-9.5-9.6-10.0-10.4-10.4
Percentage of Assets trn:ConsolidatedSubsidiariesLeasing us-gaap:IntersegmentElimination100.0100.0100.0100.0100.0100.0100.0100.0

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

trn:PartiallyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value16591656166716761686181418291862
Percentage of Assets19.318.919.219.219.520.221.023.3
Percentage of Assets19.318.919.219.219.520.221.023.3
Percentage of Assets trn:PartiallyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup100.0100.0100.0100.0100.0100.0100.0100.0

trn:WhollyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value61296039598458875783604261825233
Percentage of Assets71.168.868.867.566.767.171.165.5
Percentage of Assets71.168.868.867.566.767.171.165.5
Percentage of Assets trn:WhollyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:Assets us-gaap:ConsolidationItems

us-gaap:OperatingSegments


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-31
Value87109228837390348850838881147098
Percentage of Assets100.1106.1104.894.797.094.492.997.1
Percentage of Assets100.1106.1104.894.797.094.492.997.1
Percentage of Assets us-gaap:OperatingSegments100.0100.0100.0100.0100.0100.0100.0100.0

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

us-gaap:OperatingSegments, trn:RailProductsGroup


Assetsus-gaap:
Period End2020-12-312019-12-31
Value8581019
Percentage of Assets9.911.7
Percentage of Assets9.911.7
Percentage of Assets us-gaap:OperatingSegments trn:RailProductsGroup100.0100.0

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Assetsus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value77887696765275637470785780127096
Percentage of Assets90.487.787.986.786.287.392.188.8
Percentage of Assets90.487.787.986.786.287.392.188.8
Percentage of Assets us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, us-gaap:AllOtherSegments


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-31
Value199222238
Percentage of Assets2.32.63.0
Percentage of Assets2.32.63.0
Percentage of Assets us-gaap:OperatingSegments us-gaap:AllOtherSegments100.0100.0100.0

us-gaap:OperatingSegments, us-gaap:Corporate


Assetsus-gaap:
Period End2020-12-312019-12-31
Value812378
Percentage of Assets9.34.3
Percentage of Assets9.34.3
Percentage of Assets us-gaap:OperatingSegments us-gaap:Corporate100.0100.0

us-gaap:Assets us-gaap:StatementGeographical

country:MX


Assetsus-gaap:
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-312011-12-312010-12-31
Value126136116287319318339306285240288
Percentage of Assets1.51.61.53.03.53.63.94.24.33.95.0
Percentage of Assets1.51.61.53.03.53.63.94.24.33.95.0
Percentage of Assets country:MX100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Liabilities

us-gaap:Liabilities

us-gaap:Liabilities


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value69596807668566296505653663226183604658485427476546864646468552145136479448144881485848034837494549305171533652424845461045644647442645324532433241694125417240973981394139142850
Percentage of Liabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets80.877.676.876.075.172.672.771.570.569.567.950.750.149.049.154.554.352.452.853.453.853.954.456.257.159.361.161.360.560.862.464.064.167.468.067.567.367.368.268.167.867.768.061.2

us-gaap:Liabilities us-gaap:ConsolidatedEntities

trn:RailcarLeasingAndManagementServicesGroup


Liabilitiesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value59075826564453505240526352154408
Percentage of Liabilities84.985.684.480.780.680.582.581.2
Percentage of Assets68.666.464.961.360.558.559.955.2
Percentage of Assets trn:RailcarLeasingAndManagementServicesGroup84.684.782.679.478.975.773.470.3

us-gaap:Liabilities us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems

trn:ConsolidatedSubsidiariesLeasing, us-gaap:IntersegmentElimination


Liabilitiesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value-186.5-188.6-186.2-193.8-195.2-202.9-184.8-163.2
Percentage of Liabilities-2.7-2.8-2.8-2.9-3.0-3.1-2.9-3.0
Percentage of Assets-2.2-2.1-2.1-2.2-2.3-2.3-2.1-2.0
Percentage of Assets trn:ConsolidatedSubsidiariesLeasing us-gaap:IntersegmentElimination23.223.222.723.423.422.620.419.7

us-gaap:Liabilities us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

trn:PartiallyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Liabilitiesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value12661251126012701293130713241354
Percentage of Liabilities18.218.418.919.219.920.020.925.0
Percentage of Assets14.714.314.514.614.914.515.217.0
Percentage of Assets trn:PartiallyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup76.375.675.675.876.772.072.472.7

trn:WhollyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Liabilitiesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value48274764456942734142415940753217
Percentage of Liabilities69.470.068.464.563.763.664.559.3
Percentage of Assets56.054.352.549.047.846.246.840.3
Percentage of Assets trn:WhollyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup78.878.976.472.671.668.865.961.5

us-gaap:Liabilities us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Liabilitiesus-gaap:
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value60936015583055445435546653994571
Percentage of Liabilities87.688.487.283.683.683.685.484.2
Percentage of Assets70.768.567.063.662.760.762.157.2
Percentage of Assets us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup78.278.276.273.372.869.667.464.4

Liabilities And Stockholders Equity

us-gaap:LiabilitiesAndStockholdersEquity

us-gaap:LiabilitiesAndStockholdersEquity


Liabilities
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value86178775870187238665900287018643857584137989940593549477954395649452914391259135903589098885880586328722873385448014758073137258690067236669641961976130612160155876582057604656
Percentage of LiabilitiesAndStockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value1389169217381817189121162030211021782214221042884317447745013987392939573918386137833712365334613300315129952901276726202402226421832138205320021943191918631834181017941764
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets16.119.320.020.821.823.523.324.425.426.327.745.646.247.247.241.741.643.342.942.341.941.741.139.338.236.134.334.034.534.632.831.231.631.830.831.231.431.330.430.530.830.830.6

us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities

trn:RailcarLeasingAndManagementServicesGroup


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value80878091011101128134415441508
Percentage of StockholdersEquity58.246.152.461.159.663.576.168.2
Percentage of Assets9.48.910.512.713.014.917.818.9
Percentage of Assets trn:RailcarLeasingAndManagementServicesGroup11.611.313.316.517.019.321.724.1

us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems

trn:ConsolidatedSubsidiariesLeasing, us-gaap:IntersegmentElimination


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value-617.8-624.4-634.1-633.0-637.4-696.8-719.0-664.5
Percentage of StockholdersEquity-44.4-36.9-36.5-34.8-33.7-32.9-35.4-30.1
Percentage of Assets-7.2-7.1-7.3-7.3-7.4-7.7-8.3-8.3
Percentage of Assets trn:ConsolidatedSubsidiariesLeasing us-gaap:IntersegmentElimination76.876.877.376.676.677.479.680.3

us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

trn:PartiallyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value125129129129124157156156
Percentage of StockholdersEquity9.07.67.57.16.67.57.77.1
Percentage of Assets1.51.51.51.51.41.81.82.0
Percentage of Assets trn:PartiallyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup7.57.87.87.77.48.78.68.4

trn:WhollyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value13011275141416131641188321072016
Percentage of StockholdersEquity93.675.481.488.886.889.0103.891.2
Percentage of Assets15.114.516.318.518.920.924.225.2
Percentage of Assets trn:WhollyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup21.221.123.627.428.431.234.138.5

us-gaap:StockholdersEquity us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value14261405154417431765204122632173
Percentage of StockholdersEquity102.683.088.895.993.396.4111.598.3
Percentage of Assets16.616.017.820.020.422.726.027.2
Percentage of Assets us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup18.318.320.223.023.626.028.330.6

Cash And Cash Equivalents At Carrying Value

us-gaap:CashAndCashEquivalentsAtCarryingValue

us-gaap:CashAndCashEquivalentsAtCarryingValue


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-312009-12-312008-12-312007-12-31
Value911781321201572131669710273179427612625778874808586563557614635786677583590887663715532428402388360573312294304351272257260354151210257611161289
Percentage of CashAndCashEquivalentsAtCarryingValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.12.01.51.41.82.41.91.11.20.92.24.56.56.68.29.18.66.46.26.16.87.18.87.76.86.810.27.88.97.05.95.55.65.48.64.94.75.05.74.54.44.56.10.00.00.013.10.00.0

us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConsolidatedEntities

trn:RailcarLeasingAndManagementServicesGroup


Cash
Period End2021-06-302021-03-312020-12-312019-12-31
Value4.75.13.51.8
Percentage of CashAndCashEquivalentsAtCarryingValue5.22.92.71.1
Percentage of Assets0.10.10.00.0
Percentage of Assets trn:RailcarLeasingAndManagementServicesGroup0.10.10.10.0

us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

trn:WhollyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Cash
Period End2021-06-302021-03-312020-12-312019-12-31
Value4.75.13.51.8
Percentage of CashAndCashEquivalentsAtCarryingValue5.22.92.71.1
Percentage of Assets0.10.10.00.0
Percentage of Assets trn:WhollyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup0.10.10.10.0

us-gaap:CashAndCashEquivalentsAtCarryingValue us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Cash
Period End2021-06-302021-03-312020-12-312019-12-31
Value4.75.13.51.8
Percentage of CashAndCashEquivalentsAtCarryingValue5.22.92.71.1
Percentage of Assets0.10.10.00.0
Percentage of Assets us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup0.10.10.00.0

Cash Cash Equivalents Restricted Cash And Restricted Cash Equivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-31
Value25528522822129330927721521618835056575480297310511003770741
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.03.32.62.53.43.43.22.52.52.24.46.08.18.510.211.010.68.48.1

Inventory Net

us-gaap:InventoryNet

us-gaap:InventoryNet


Inventory
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value36532032137342144243363260061852470758659964066162763266586988293694310209891045106811101022904814769738718667691649596549546473413331231
Percentage of InventoryNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets4.23.73.74.34.94.95.07.37.07.36.67.56.36.36.76.96.66.97.39.59.810.510.611.611.512.012.213.012.811.911.110.610.710.710.010.810.59.79.09.18.17.15.85.0

Noncurrent Assets

us-gaap:NoncurrentAssets us-gaap:StatementGeographical

us-gaap:NoncurrentAssets

country:MX


Noncurrent
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value11111284183195207189177141
Percentage of NoncurrentAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.31.31.11.92.12.32.22.42.1
Percentage of Assets country:MX88.282.572.663.761.365.155.957.949.4

Property Plant And Equipment Gross

us-gaap:PropertyPlantAndEquipmentGross

us-gaap:PropertyPlantAndEquipmentGross


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value93379259919391538939933592729011888287238253897888648706838582748213816179817713751073727145711169556870658664936240614562756193602658545642563655605479540754225338527052023973
Percentage of PropertyPlantAndEquipmentGross100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets108.4105.5105.6104.9103.2103.7106.6104.3103.6103.7103.395.594.891.987.986.586.989.387.584.483.182.780.480.880.678.875.476.077.981.185.885.387.387.184.687.889.789.488.390.290.890.590.385.3

us-gaap:PropertyPlantAndEquipmentGross us-gaap:ConsolidatedEntities

trn:ManufacturingandCorporate


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value97096697910891056104510401013988972963208120772064204620031936
Percentage of PropertyPlantAndEquipmentGross10.410.410.711.911.811.211.211.211.111.211.723.223.423.724.424.224.3
Percentage of Assets11.311.011.312.512.211.612.011.711.511.612.122.122.221.821.420.921.2
Percentage of Assets trn:ManufacturingandCorporate0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

trn:PartiallyOwnedSubsidiaries


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value19381931193119291923206920652057204820422032201920051998198519831979
Percentage of PropertyPlantAndEquipmentGross20.820.921.021.121.522.222.322.823.123.424.622.522.623.023.724.024.8
Percentage of Assets22.522.022.222.122.223.023.723.823.924.325.421.521.421.120.820.721.7
Percentage of Assets trn:PartiallyOwnedSubsidiaries0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:PropertyPlantAndEquipmentGross us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:PropertyPlantAndEquipmentByType, us-gaap:StatementBusinessSegments

trn:PartiallyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarsOnLease, trn:RailcarLeasingAndManagementServicesGroup


Property
Period End2021-03-312020-12-312019-12-31
Value224722482410
Percentage of PropertyPlantAndEquipmentGross24.324.526.0
Percentage of Assets25.625.827.7
Percentage of Assets trn:PartiallyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarsOnLease trn:RailcarLeasingAndManagementServicesGroup0.00.00.0

trn:PartiallyOwnedSubsidiaries, us-gaap:OperatingSegments, us-gaap:EquipmentLeasedToOtherParty, trn:RailcarLeasingAndManagementServicesGroup


Property
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value22452239241524102401239023842371235623402331231523132309
Percentage of PropertyPlantAndEquipmentGross24.525.125.926.026.626.927.328.726.226.426.827.628.028.9
Percentage of Assets25.725.826.827.727.827.928.329.725.125.024.624.324.225.3
Percentage of Assets trn:PartiallyOwnedSubsidiaries us-gaap:OperatingSegments us-gaap:EquipmentLeasedToOtherParty trn:RailcarLeasingAndManagementServicesGroup0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

trn:WhollyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarsOnLease, trn:RailcarLeasingAndManagementServicesGroup


Property
Period End2021-06-302021-03-312020-12-312019-12-31
Value7154709070106944
Percentage of PropertyPlantAndEquipmentGross76.676.676.374.9
Percentage of Assets83.080.880.679.8
Percentage of Assets trn:WhollyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarsOnLease trn:RailcarLeasingAndManagementServicesGroup0.00.00.00.0

trn:WhollyOwnedSubsidiaries, us-gaap:OperatingSegments, us-gaap:EquipmentLeasedToOtherParty, trn:RailcarLeasingAndManagementServicesGroup


Property
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value68686692700069446677656864015934555554615310498749124673
Percentage of PropertyPlantAndEquipmentGross75.074.975.074.974.173.973.471.961.961.661.059.559.458.6
Percentage of Assets78.777.277.879.877.376.676.174.359.158.456.052.351.451.2
Percentage of Assets trn:WhollyOwnedSubsidiaries us-gaap:OperatingSegments us-gaap:EquipmentLeasedToOtherParty trn:RailcarLeasingAndManagementServicesGroup0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

trn:WhollyOwnedSubsidiaries, us-gaap:OperatingSegments, us-gaap:MachineryAndEquipment, trn:RailcarLeasingAndManagementServicesGroup


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value1919191313131313131313121010101010
Percentage of PropertyPlantAndEquipmentGross0.20.20.20.20.20.10.10.20.20.20.20.10.10.10.10.10.1
Percentage of Assets0.20.20.20.20.20.20.20.20.20.20.20.10.10.10.10.10.1
Percentage of Assets trn:WhollyOwnedSubsidiaries us-gaap:OperatingSegments us-gaap:MachineryAndEquipment trn:RailcarLeasingAndManagementServicesGroup0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:PropertyPlantAndEquipmentGross us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

trn:PartiallyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Property
Period End2021-06-302020-12-31
Value22552248
Percentage of PropertyPlantAndEquipmentGross24.224.5
Percentage of Assets26.225.8
Percentage of Assets trn:PartiallyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup135.9134.8

trn:WhollyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value71747110703068826706701369576691658264155948556754715321499849234683
Percentage of PropertyPlantAndEquipmentGross76.876.876.575.275.075.175.074.374.173.572.162.061.761.159.659.558.7
Percentage of Assets83.381.080.878.977.477.980.077.476.776.274.559.258.556.252.451.551.3
Percentage of Assets trn:WhollyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup117.0117.7117.5116.9115.9116.1112.50.00.00.0113.70.00.00.00.00.00.0

us-gaap:PropertyPlantAndEquipmentGross us-gaap:ConsolidatedEntities, us-gaap:PropertyPlantAndEquipmentByType

trn:ManufacturingandCorporate, us-gaap:BuildingAndBuildingImprovements


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value437435428416407400402389388388385671670668668664642
Percentage of PropertyPlantAndEquipmentGross4.74.74.74.54.64.34.34.34.44.54.77.57.67.78.08.08.1
Percentage of Assets5.15.04.94.84.74.54.64.54.54.64.87.17.27.17.07.07.0
Percentage of Assets trn:ManufacturingandCorporate us-gaap:BuildingAndBuildingImprovements0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

trn:ManufacturingandCorporate, us-gaap:ConstructionInProgress


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value2422428876716350452116453733323339
Percentage of PropertyPlantAndEquipmentGross0.30.20.51.00.90.80.70.60.50.30.20.50.40.40.40.40.5
Percentage of Assets0.30.30.51.00.90.80.70.60.50.30.20.50.40.40.30.30.4
Percentage of Assets trn:ManufacturingandCorporate us-gaap:ConstructionInProgress0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

trn:ManufacturingandCorporate, us-gaap:Land


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value2222232828282825252424119121122122109103
Percentage of PropertyPlantAndEquipmentGross0.20.20.30.30.30.30.30.30.30.30.31.31.41.41.51.31.3
Percentage of Assets0.30.30.30.30.30.30.30.30.30.30.31.31.31.31.31.11.1
Percentage of Assets trn:ManufacturingandCorporate us-gaap:Land0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

trn:ManufacturingandCorporate, us-gaap:MachineryAndEquipment


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value485486485556544544546548529538537124612471240122311951151
Percentage of PropertyPlantAndEquipmentGross5.25.35.36.16.15.85.96.16.06.26.513.914.114.314.614.414.4
Percentage of Assets5.65.55.66.46.36.16.36.46.26.46.713.213.313.112.812.512.6
Percentage of Assets trn:ManufacturingandCorporate us-gaap:MachineryAndEquipment0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:PropertyPlantAndEquipmentGross us-gaap:ConsolidationItems

us-gaap:IntersegmentElimination


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302015-12-31
Value-1062.9-1064.7-1064.7-1063.8-1062.4-1138.5-1135.8-1094.7-1078.8-1048.9-1030.0-1027.8-1025.6-1011.6-974.9-965.5-970.4-976.9-948.2-909.6-798.0
Percentage of PropertyPlantAndEquipmentGross-11.4-11.5-11.6-11.6-11.9-12.2-12.2-12.1-12.1-12.0-12.5-11.4-11.6-11.6-11.6-11.7-11.8-12.0-11.9-11.8-11.2
Percentage of Assets-12.3-12.1-12.2-12.2-12.3-12.6-13.1-12.7-12.6-12.5-12.9-10.9-11.0-10.7-10.2-10.1-10.3-10.7-10.4-10.0-9.0
Percentage of Assets us-gaap:IntersegmentElimination0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Accumulated Depreciation Depletion And Amortization Property Plant And Equipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value2288223321892216215522172161209520121976191924402375231222502204214020812014195019031848179718021761172116831638156915241505149114411392134313521309126212281191115211271090935
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets26.625.425.225.424.924.624.824.223.523.524.025.925.424.423.623.122.622.822.121.421.120.720.220.520.419.719.319.219.620.120.620.620.920.720.121.121.120.620.119.819.619.418.920.1

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment us-gaap:ConsolidatedEntities

trn:ManufacturingandCorporate


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value57656957765564464163161760760259211361115109210731048974
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment25.225.526.429.629.928.929.229.530.230.530.946.647.047.247.747.548.4
Percentage of Assets6.76.56.67.57.47.17.37.17.17.27.412.111.911.511.311.010.7
Percentage of Assets trn:ManufacturingandCorporate0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

trn:PartiallyOwnedSubsidiaries


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value549537525513499540527513499485472458444431418404364
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment24.024.124.023.223.224.424.424.524.824.624.618.818.718.618.618.418.1
Percentage of Assets6.46.16.05.95.86.06.15.95.85.85.94.94.84.54.44.24.0
Percentage of Assets trn:PartiallyOwnedSubsidiaries0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:PropertyPlantAndEquipmentByType, us-gaap:StatementBusinessSegments

trn:PartiallyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarsOnLease, trn:RailcarLeasingAndManagementServicesGroup


Accumulated
Period End2020-12-312019-12-31
Value621623
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment28.428.8
Percentage of Assets7.17.2
Percentage of Assets trn:PartiallyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarsOnLease trn:RailcarLeasingAndManagementServicesGroup0.00.0

trn:PartiallyOwnedSubsidiaries, us-gaap:OperatingSegments, us-gaap:EquipmentLeasedToOtherParty, trn:RailcarLeasingAndManagementServicesGroup


Accumulated
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value607591638623606590573557540524508492477429
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment27.427.428.828.828.929.329.029.022.222.122.021.921.621.3
Percentage of Assets7.06.87.17.27.06.96.87.05.85.65.45.25.04.7
Percentage of Assets trn:PartiallyOwnedSubsidiaries us-gaap:OperatingSegments us-gaap:EquipmentLeasedToOtherParty trn:RailcarLeasingAndManagementServicesGroup0.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

trn:PartiallyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Accumulated
Period End2021-06-302021-03-312020-12-31
Value650635621
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment28.428.528.4
Percentage of Assets7.57.27.1
Percentage of Assets trn:PartiallyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup39.238.437.3

trn:WhollyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value1320127912341190114911761139109410311009971959924893858849760
Percentage of AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment57.757.356.453.753.353.152.752.351.351.150.639.338.938.738.138.537.7
Percentage of Assets15.314.614.213.613.313.113.112.712.012.012.210.29.99.49.08.98.3
Percentage of Assets trn:WhollyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup21.521.220.620.219.919.518.40.00.00.018.60.00.00.00.00.00.0

Property Plant And Equipment Net

us-gaap:PropertyPlantAndEquipmentNet

us-gaap:PropertyPlantAndEquipmentNet


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value70487026700369376784711871106916686967466334653864886393613460706073608059665763560655235348530851935148490248554670462047704701458444624299428342514217417942314186414341123038
Percentage of PropertyPlantAndEquipmentNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets81.880.180.579.578.379.181.780.080.180.279.369.569.467.564.363.564.366.565.463.162.162.060.260.360.259.056.156.858.361.065.264.866.466.464.566.768.668.868.370.371.271.271.465.2

us-gaap:PropertyPlantAndEquipmentNet us-gaap:ConsolidatedEntities

trn:ManufacturingandCorporate


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value393397401434411404408396380369370945961972972955961
Percentage of PropertyPlantAndEquipmentNet5.65.75.76.36.15.75.75.75.55.55.914.514.815.215.915.716.1
Percentage of Assets4.64.54.65.04.84.54.74.64.44.44.610.010.310.310.210.010.5
Percentage of Assets trn:ManufacturingandCorporate0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

trn:RailcarLeasingAndManagementServicesGroup


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value66556629660165036372671467015963
Percentage of PropertyPlantAndEquipmentNet94.494.394.393.793.994.394.394.1
Percentage of Assets77.275.575.974.673.574.677.074.6
Percentage of Assets trn:RailcarLeasingAndManagementServicesGroup95.396.396.696.596.096.594.395.1

us-gaap:PropertyPlantAndEquipmentNet us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems

trn:ConsolidatedSubsidiariesLeasing, us-gaap:IntersegmentElimination


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value-804.3-813.0-820.3-826.8-832.6-899.7-903.8-827.7
Percentage of PropertyPlantAndEquipmentNet-11.4-11.6-11.7-11.9-12.3-12.6-12.7-13.1
Percentage of Assets-9.3-9.3-9.4-9.5-9.6-10.0-10.4-10.4
Percentage of Assets trn:ConsolidatedSubsidiariesLeasing us-gaap:IntersegmentElimination100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:PropertyPlantAndEquipmentNet us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

trn:PartiallyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value16051611162616371648177617861794180018101814181518161822182218361879
Percentage of PropertyPlantAndEquipmentNet22.822.923.223.624.325.025.125.926.226.828.627.828.028.529.730.331.5
Percentage of Assets18.618.418.718.819.019.720.520.821.021.522.719.319.419.219.119.220.6
Percentage of Assets trn:PartiallyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup96.897.397.597.797.797.997.60.00.00.097.40.00.00.00.00.00.0

trn:WhollyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302016-12-31
Value58535830579556925557583758185597555054064976460845474427414040733923
Percentage of PropertyPlantAndEquipmentNet83.083.082.882.081.982.081.880.980.880.178.670.570.169.367.567.165.8
Percentage of Assets67.966.466.665.364.164.866.964.864.764.362.349.048.646.743.442.643.0
Percentage of Assets trn:WhollyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup95.596.596.896.796.196.694.10.00.00.095.10.00.00.00.00.00.0

us-gaap:PropertyPlantAndEquipmentNet us-gaap:ConsolidationItems

us-gaap:IntersegmentElimination


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value-804.3-813.0-820.3-826.8-832.6-899.7-903.8-871.1-861.9-839.5-827.7-831.4-836.4-829.2-800.7-795.6-807.1-819.6-798.1-766.3-745.5-730.8-673.0-642.1-557.2
Percentage of PropertyPlantAndEquipmentNet-11.4-11.6-11.7-11.9-12.3-12.6-12.7-12.6-12.5-12.4-13.1-12.7-12.9-13.0-13.1-13.1-13.3-13.5-13.4-13.3-13.3-13.2-12.6-12.1-11.4
Percentage of Assets-9.3-9.3-9.4-9.5-9.6-10.0-10.4-10.1-10.1-10.0-10.4-8.8-8.9-8.7-8.4-8.3-8.5-9.0-8.7-8.4-8.3-8.2-7.6-7.3-6.4
Percentage of Assets us-gaap:IntersegmentElimination0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:PropertyPlantAndEquipmentNet us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Property
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value74597442742273307205761476056791
Percentage of PropertyPlantAndEquipmentNet105.8105.9106.0105.7106.2107.0107.0107.2
Percentage of Assets86.684.885.384.083.284.687.485.0
Percentage of Assets us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup95.896.797.096.996.596.994.995.7

us-gaap:PropertyPlantAndEquipmentNet us-gaap:PropertyPlantAndEquipmentByType

trn:ManufacturingFacilityNonOperating


Property
Period End2020-12-312019-12-31
Value1213
Percentage of PropertyPlantAndEquipmentNet0.20.2
Percentage of Assets0.10.2
Percentage of Assets trn:ManufacturingFacilityNonOperating0.00.0

Goodwill

us-gaap:Goodwill

us-gaap:Goodwill


Goodwill
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value215215208208208208208208208208208787789789780770754754754754754754753754754771773742365360278250250244240229226225225225203197197180
Percentage of Goodwill100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets2.52.52.42.42.42.32.42.42.42.52.68.48.48.38.28.18.08.28.38.38.48.58.58.68.78.88.98.74.64.83.83.53.63.63.63.63.73.73.73.83.53.43.43.9

Intangible Assets Net Excluding Goodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill

us-gaap:IntangibleAssetsNetExcludingGoodwill


Intangible
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-31
Value161822747986
Percentage of IntangibleAssetsNetExcludingGoodwill100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.30.80.91.0

Finite Lived Intangible Assets Net

us-gaap:FiniteLivedIntangibleAssetsNet

us-gaap:FiniteLivedIntangibleAssetsNet


Finite
Period End2020-12-312019-12-312018-12-312017-12-312016-12-31
Value1316193843
Percentage of FiniteLivedIntangibleAssetsNet100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.20.40.5

Operating Lease Right Of Use Asset

us-gaap:OperatingLeaseRightOfUseAsset

us-gaap:OperatingLeaseRightOfUseAsset


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-03-31
Value9286777777424444
Percentage of OperatingLeaseRightOfUseAsset100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.11.00.90.90.90.50.50.5

us-gaap:OperatingLeaseRightOfUseAsset us-gaap:BalanceSheetLocation

us-gaap:OtherAssets


Operating
Period End2020-12-312019-12-31
Value7744
Percentage of OperatingLeaseRightOfUseAsset100.0100.0
Percentage of Assets0.90.5
Percentage of Assets us-gaap:OtherAssets0.00.0

Other Assets

us-gaap:OtherAssets

us-gaap:OtherAssets


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value279288295276266237396343307265253363320297295281279257281294285277309324320309327375258253238287265248248238216193188192170167160214
Percentage of OtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.23.33.43.23.12.64.64.03.63.23.23.93.43.13.12.93.02.83.13.23.23.13.53.73.73.63.84.43.23.33.34.03.83.73.73.73.53.23.13.22.92.92.84.6

us-gaap:OtherAssets us-gaap:ConsolidatedEntities

trn:RailcarLeasingAndManagementServicesGroup


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value54493939385421155
Percentage of OtherAssets19.617.213.414.214.523.153.321.9
Percentage of Assets0.60.60.50.50.40.62.40.7
Percentage of Assets trn:RailcarLeasingAndManagementServicesGroup0.80.70.60.60.60.83.00.9

us-gaap:OtherAssets us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

trn:PartiallyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value1.41.01.61.21.31.31.42.9
Percentage of OtherAssets0.50.30.50.40.50.50.41.1
Percentage of Assets0.00.00.00.00.00.00.00.0
Percentage of Assets trn:PartiallyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup0.10.10.10.10.10.10.10.2

trn:WhollyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value53483838375320952
Percentage of OtherAssets19.116.812.913.814.022.553.020.8
Percentage of Assets0.60.60.40.40.40.62.40.7
Percentage of Assets trn:WhollyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup0.90.80.60.60.60.93.41.0

us-gaap:OtherAssets us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value54493939385421155
Percentage of OtherAssets19.617.213.414.214.523.153.321.9
Percentage of Assets0.60.60.50.50.40.62.40.7
Percentage of Assets us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup0.70.60.50.50.50.72.60.8

Debt And Capital Lease Obligations

us-gaap:DebtAndCapitalLeaseObligations

us-gaap:DebtAndCapitalLeaseObligations


Debt
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value44839844852352852752247239764739742442487186686285985485084784384083683833403485355335953242294029893021288429743055297829102927297429712886286729071845
Percentage of DebtAndCapitalLeaseObligations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets5.24.55.26.06.15.96.05.54.67.75.04.54.59.29.19.09.19.39.39.39.39.49.49.538.740.040.742.140.538.840.941.641.844.245.846.447.047.848.649.449.149.350.539.6

Deferred Income Tax Liabilities Net

us-gaap:DeferredIncomeTaxLiabilitiesNet

us-gaap:DeferredIncomeTaxLiabilitiesNet


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312016-06-302016-03-312015-12-312015-09-302014-12-31
Value10477987317231057885796734649615
Percentage of DeferredIncomeTaxLiabilitiesNet100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets12.09.29.27.611.69.88.98.37.47.0

us-gaap:DeferredIncomeTaxLiabilitiesNet us-gaap:ConsolidatedEntities

trn:RailcarLeasingAndManagementServicesGroup


Deferred
Period End2020-12-312019-12-31
Value877678
Percentage of DeferredIncomeTaxLiabilitiesNet83.784.9
Percentage of Assets10.17.8
Percentage of Assets trn:RailcarLeasingAndManagementServicesGroup12.89.5

us-gaap:DeferredIncomeTaxLiabilitiesNet us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems

trn:ConsolidatedSubsidiariesLeasing, us-gaap:IntersegmentElimination


Deferred
Period End2020-12-312019-12-31
Value-186.2-184.8
Percentage of DeferredIncomeTaxLiabilitiesNet-17.8-23.1
Percentage of Assets-2.1-2.1
Percentage of Assets trn:ConsolidatedSubsidiariesLeasing us-gaap:IntersegmentElimination22.720.4

us-gaap:DeferredIncomeTaxLiabilitiesNet us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

trn:WhollyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Deferred
Period End2020-12-312019-12-31
Value1062861
Percentage of DeferredIncomeTaxLiabilitiesNet101.4107.9
Percentage of Assets12.29.9
Percentage of Assets trn:WhollyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup17.813.9

us-gaap:DeferredIncomeTaxLiabilitiesNet us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Deferred
Period End2020-12-312019-12-31
Value1063862
Percentage of DeferredIncomeTaxLiabilitiesNet101.5108.1
Percentage of Assets12.29.9
Percentage of Assets us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup13.910.8

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value26827527727626934934834835035035135135035235636238539139239239439339439840039940140140134934734629052848484848483848480
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.13.13.23.23.13.94.04.04.14.24.43.73.73.73.73.84.14.34.34.34.44.44.44.54.64.64.64.75.04.64.74.84.20.81.31.31.41.41.41.41.41.51.4

us-gaap:MinorityInterest us-gaap:ConsolidatedEntities

trn:RailcarLeasingAndManagementServicesGroup


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value268275277276269349348351
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.13.13.23.23.13.94.04.4
Percentage of Assets trn:RailcarLeasingAndManagementServicesGroup3.84.04.14.14.15.04.95.6

us-gaap:MinorityInterest us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

trn:PartiallyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value268275277276269349348351
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.13.13.23.23.13.94.04.4
Percentage of Assets trn:PartiallyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup16.216.616.616.516.019.319.118.9

us-gaap:MinorityInterest us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value268275277276269349348351
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.13.13.23.23.13.94.04.4
Percentage of Assets us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup3.43.63.63.73.64.54.44.9

Operating Lease Liability Noncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent

us-gaap:OperatingLeaseLiabilityNoncurrent


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1151109689894344464744
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.31.31.11.01.00.50.50.50.60.5

us-gaap:OperatingLeaseLiabilityNoncurrent us-gaap:BalanceSheetLocation

us-gaap:OtherLiabilities


Operating
Period End2020-12-312019-12-31
Value9644
Percentage of OperatingLeaseLiabilityNoncurrent100.0100.0
Percentage of Assets1.10.5
Percentage of Assets us-gaap:OtherLiabilities0.00.0

Lessee Operating Lease Liability Payments Due Year Two

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value18171512111111121211
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.20.10.10.10.10.10.10.1

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearTwo us-gaap:StatementBusinessSegments

trn:ConsolidatedSubsidiariesExcludingLeasing


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value8.28.07.43.53.13.02.83.13.32.9
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo44.146.248.728.926.726.124.624.626.625.9
Percentage of Assets0.10.10.10.00.00.00.00.00.00.0
Percentage of Assets trn:ConsolidatedSubsidiariesExcludingLeasing0.00.00.00.00.00.00.00.00.00.0

trn:RailcarLeasingAndManagementServicesGroup


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value109.37.88.68.58.58.6
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearTwo55.953.851.371.173.373.975.4
Percentage of Assets0.10.10.10.10.10.10.1
Percentage of Assets trn:RailcarLeasingAndManagementServicesGroup0.00.00.00.00.00.00.0

Lessee Operating Lease Liability Payments Due Year Three

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value161513151410101010.09.2
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.20.20.20.20.20.10.10.10.10.1

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearThree us-gaap:StatementBusinessSegments

trn:ConsolidatedSubsidiariesExcludingLeasing


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value8.18.17.57.46.92.82.62.11.81.6
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree48.551.655.648.746.926.425.020.418.017.4
Percentage of Assets0.10.10.10.10.10.00.00.00.00.0
Percentage of Assets trn:ConsolidatedSubsidiariesExcludingLeasing0.00.00.00.00.00.00.00.00.00.0

trn:RailcarLeasingAndManagementServicesGroup


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value8.67.66.07.87.87.87.8
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearThree51.548.444.451.353.173.675.0
Percentage of Assets0.10.10.10.10.10.10.1
Percentage of Assets trn:RailcarLeasingAndManagementServicesGroup0.00.00.00.00.00.00.0

Lessee Operating Lease Liability Payments Due Year Four

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value12119.213128.48.19.39.28.1
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.10.20.10.10.10.10.10.1

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFour us-gaap:StatementBusinessSegments

trn:ConsolidatedSubsidiariesExcludingLeasing


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value6.96.96.37.57.02.52.21.81.71.2
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour56.661.668.555.654.329.827.219.418.514.8
Percentage of Assets0.10.10.10.10.10.00.00.00.00.0
Percentage of Assets trn:ConsolidatedSubsidiariesExcludingLeasing0.00.00.00.00.00.00.00.00.00.0

trn:RailcarLeasingAndManagementServicesGroup


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value5.34.32.96.05.95.95.9
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFour43.438.431.544.445.770.272.8
Percentage of Assets0.10.00.00.10.10.10.1
Percentage of Assets trn:RailcarLeasingAndManagementServicesGroup0.00.00.00.00.00.00.0

Lessee Operating Lease Liability Payments Due Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value9700000.08600000.06700000.09200000.08600000.04000000.03800000.07000000.06900000.05800000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.10.10.10.00.00.10.10.1

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueYearFive us-gaap:StatementBusinessSegments

trn:ConsolidatedSubsidiariesExcludingLeasing


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value6200000.06200000.05800000.06300000.05900000.01300000.01100000.01500000.01400000.0900000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive63.972.186.668.568.632.528.921.420.315.5
Percentage of Assets0.10.10.10.10.10.00.00.00.00.0
Percentage of Assets trn:ConsolidatedSubsidiariesExcludingLeasing0.00.00.00.00.00.00.00.00.00.0

trn:RailcarLeasingAndManagementServicesGroup


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value3500000.02400000.0900000.02900000.02700000.02700000.02700000.0
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueYearFive36.127.913.431.531.467.571.1
Percentage of Assets0.00.00.00.00.00.00.0
Percentage of Assets trn:RailcarLeasingAndManagementServicesGroup0.00.00.00.00.00.00.0

Lessee Operating Lease Liability Payments Due After Year Five

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value71686370694.74.46.66.53.6
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.80.80.70.80.80.10.10.10.10.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive us-gaap:StatementBusinessSegments

trn:ConsolidatedSubsidiariesExcludingLeasing


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value64646268672.92.93.33.21.9
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive90.994.599.197.997.861.765.950.049.252.8
Percentage of Assets0.80.70.70.80.80.00.00.00.00.0
Percentage of Assets trn:ConsolidatedSubsidiariesExcludingLeasing0.00.00.00.00.00.00.00.00.00.0

trn:RailcarLeasingAndManagementServicesGroup


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value6.53.80.61.51.51.81.5
Percentage of LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive9.15.50.92.12.238.334.1
Percentage of Assets0.10.00.00.00.00.00.0
Percentage of Assets trn:RailcarLeasingAndManagementServicesGroup0.00.00.00.00.00.00.0

Lessee Operating Lease Liability Payments Due

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1361321201231235052495251
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets1.61.51.41.41.40.60.60.60.60.6

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue us-gaap:PropertyPlantAndEquipmentByType, us-gaap:StatementBusinessSegments

us-gaap:Building, trn:RailcarLeasingAndManagementServicesGroup


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value1.82.02.02.12.22.62.4
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue1.31.51.71.71.85.24.6
Percentage of Assets0.00.00.00.00.00.00.0
Percentage of Assets us-gaap:Building trn:RailcarLeasingAndManagementServicesGroup0.00.00.00.00.00.00.0

us-gaap:LesseeOperatingLeaseLiabilityPaymentsDue us-gaap:StatementBusinessSegments

trn:ConsolidatedSubsidiariesExcludingLeasing


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value96979394921515121311
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue70.773.577.776.574.731.029.825.525.722.0
Percentage of Assets1.11.11.11.11.10.20.20.10.20.1
Percentage of Assets trn:ConsolidatedSubsidiariesExcludingLeasing0.00.00.00.00.00.00.00.00.00.0

trn:RailcarLeasingAndManagementServicesGroup


Lessee
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value39352629313436
Percentage of LesseeOperatingLeaseLiabilityPaymentsDue29.326.522.323.525.369.070.2
Percentage of Assets0.50.40.30.30.40.40.4
Percentage of Assets trn:RailcarLeasingAndManagementServicesGroup0.00.00.00.00.00.00.0

Lessee Operating Lease Liability Undiscounted Excess Amount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount

us-gaap:LesseeOperatingLeaseLiabilityUndiscountedExcessAmount


Lessee
Period End2021-06-302021-03-312020-12-312020-09-30
Value20212023
Percentage of LesseeOperatingLeaseLiabilityUndiscountedExcessAmount100.0100.0100.0100.0
Percentage of Assets0.20.20.20.3

Stockholders Equity

us-gaap:StockholdersEquity

us-gaap:StockholdersEquity


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value1389169217381817189121162030211021782214221042884317447745013987392939573918386137833712365334613300315129952901276726202402226421832138205320021943191918631834181017941764
Percentage of StockholdersEquity100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets16.119.320.020.821.823.523.324.425.426.327.745.646.247.247.241.741.643.342.942.341.941.741.139.338.236.134.334.034.534.632.831.231.631.830.831.231.431.330.430.530.830.830.6

us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities

trn:RailcarLeasingAndManagementServicesGroup


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value80878091011101128134415441508
Percentage of StockholdersEquity58.246.152.461.159.663.576.168.2
Percentage of Assets9.48.910.512.713.014.917.818.9
Percentage of Assets trn:RailcarLeasingAndManagementServicesGroup11.611.313.316.517.019.321.724.1

us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems

trn:ConsolidatedSubsidiariesLeasing, us-gaap:IntersegmentElimination


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value-617.8-624.4-634.1-633.0-637.4-696.8-719.0-664.5
Percentage of StockholdersEquity-44.4-36.9-36.5-34.8-33.7-32.9-35.4-30.1
Percentage of Assets-7.2-7.1-7.3-7.3-7.4-7.7-8.3-8.3
Percentage of Assets trn:ConsolidatedSubsidiariesLeasing us-gaap:IntersegmentElimination76.876.877.376.676.677.479.680.3

us-gaap:StockholdersEquity us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

trn:PartiallyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value125129129129124157156156
Percentage of StockholdersEquity9.07.67.57.16.67.57.77.1
Percentage of Assets1.51.51.51.51.41.81.82.0
Percentage of Assets trn:PartiallyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup7.57.87.87.77.48.78.68.4

trn:WhollyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value13011275141416131641188321072016
Percentage of StockholdersEquity93.675.481.488.886.889.0103.891.2
Percentage of Assets15.114.516.318.518.920.924.225.2
Percentage of Assets trn:WhollyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup21.221.123.627.428.431.234.138.5

us-gaap:StockholdersEquity us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value14261405154417431765204122632173
Percentage of StockholdersEquity102.683.088.895.993.396.4111.598.3
Percentage of Assets16.616.017.820.020.422.726.027.2
Percentage of Assets us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup18.318.320.223.023.626.028.330.6

Stockholders Equity Including Portion Attributable To Noncontrolling Interest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value1657196720162093216024662378245925292565256246394667483048584350431543484311425441774106404838603701355133973302316829692749261024742191213720872028200419481917189518791845183019121812
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets19.222.423.224.024.927.427.328.529.530.532.149.349.951.050.945.545.747.647.246.646.246.145.643.842.940.738.938.739.539.237.636.035.932.632.032.532.732.731.831.932.232.332.039.30.00.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:DerivativeInstrumentRisk, us-gaap:HedgingDesignation, us-gaap:StatementEquityComponents

trn:InterestRateSwapExpired2018SecuredRailcarEquipmentNotesDomain, us-gaap:DesignatedAsHedgingInstrument, us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-30
Value0.70.80.80.90.91.01.01.11.21.21.31.31.4
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.10.00.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.0
Percentage of Assets trn:InterestRateSwapExpired2018SecuredRailcarEquipmentNotesDomain us-gaap:DesignatedAsHedgingInstrument us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges0.00.00.00.00.00.00.00.00.00.00.00.00.0

trn:InterestRateSwapExpiredTRIPHoldingsWarehouseLoan, us-gaap:DesignatedAsHedgingInstrument, us-gaap:AccumulatedNetGainLossFromCashFlowHedgesAttributableToNoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value1.21.51.82.12.42.73.03.33.63.84.14.44.75.05.46.06.67.38.08.79.310.01011
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.10.10.10.10.10.10.10.10.10.10.20.10.10.10.10.10.20.20.20.20.20.20.30.3
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.10.00.10.10.10.10.10.10.10.10.10.10.10.1
Percentage of Assets trn:InterestRateSwapExpiredTRIPHoldingsWarehouseLoan us-gaap:DesignatedAsHedgingInstrument us-gaap:AccumulatedNetGainLossFromCashFlowHedgesAttributableToNoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

trn:InterestRateSwapExpiredTRIPHoldingsWarehouseLoan, us-gaap:DesignatedAsHedgingInstrument, us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value0.91.11.31.61.82.02.22.42.62.83.13.33.53.74.04.54.95.45.96.46.97.47.98.5
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.10.20.20.20.20.2
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.10.10.10.10.10.10.10.1
Percentage of Assets trn:InterestRateSwapExpiredTRIPHoldingsWarehouseLoan us-gaap:DesignatedAsHedgingInstrument us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

trn:InterestRateSwapExpiredTRIPMasterFundingSecuredRailcarEquipmentNotes, us-gaap:DesignatedAsHedgingInstrument, us-gaap:AccumulatedNetGainLossFromCashFlowHedgesAttributableToNoncontrollingInterest


Stockholders
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value0.10.10.10.10.10.20.2
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.00.0
Percentage of Assets trn:InterestRateSwapExpiredTRIPMasterFundingSecuredRailcarEquipmentNotes us-gaap:DesignatedAsHedgingInstrument us-gaap:AccumulatedNetGainLossFromCashFlowHedgesAttributableToNoncontrollingInterest0.00.00.00.00.00.00.0

trn:InterestRateSwapExpiredTRIPMasterFundingSecuredRailcarEquipmentNotes, us-gaap:DesignatedAsHedgingInstrument, us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Stockholders
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-30
Value0.10.10.10.10.10.2
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.00.00.00.00.00.0
Percentage of Assets0.00.00.00.00.00.0
Percentage of Assets trn:InterestRateSwapExpiredTRIPMasterFundingSecuredRailcarEquipmentNotes us-gaap:DesignatedAsHedgingInstrument us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges0.00.00.00.00.00.0

us-gaap:ForeignExchangeContract, us-gaap:DesignatedAsHedgingInstrument, us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-31
Value-2.2-3.1-7.3-2.33.17.6-1.6
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.1-0.2-0.4-0.10.10.3-0.1
Percentage of Assets-0.0-0.0-0.1-0.00.00.1-0.0
Percentage of Assets us-gaap:ForeignExchangeContract us-gaap:DesignatedAsHedgingInstrument us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges0.00.00.00.00.00.00.0

us-gaap:InterestRateCap, us-gaap:DesignatedAsHedgingInstrument, us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-30
Value-0.4-0.5-0.5-0.5-0.5-0.6-0.6-0.7-0.7-0.7-0.7-0.6-0.4-0.20.80.60.2
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.00.0
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.00.00.00.0
Percentage of Assets us-gaap:InterestRateCap us-gaap:DesignatedAsHedgingInstrument us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:InterestRateSwap, us-gaap:DesignatedAsHedgingInstrument, us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-31
Value3132444952512734291912
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest1.91.72.22.42.42.11.21.41.20.80.5
Percentage of Assets0.40.40.50.60.60.60.30.40.30.20.2
Percentage of Assets us-gaap:InterestRateSwap us-gaap:DesignatedAsHedgingInstrument us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges0.00.00.00.00.00.00.00.00.00.00.0

us-gaap:StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest us-gaap:StatementEquityComponents

us-gaap:AccumulatedOtherComprehensiveIncome


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value-24.6-25.8-30.9-164.5-172.3-176.6-153.1-130.5-127.4-120.9-116.8-121.1-122.9-122.0-104.8-109.1-110.7-112.2-113.5-110.9-111.7-113.0-115.4-109.9-108.3-112.0-111.9-68.8-72.1-75.6-78.2-135.5-134.0-148.7-150.1-125.5-128.4-131.0-134.0-114.3-109.1-88.1-95.5-98.0-161.3-61.6
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-1.5-1.3-1.5-7.9-8.0-7.2-6.4-5.3-5.0-4.7-4.6-2.6-2.6-2.5-2.2-2.5-2.6-2.6-2.6-2.6-2.7-2.8-2.9-2.8-2.9-3.2-3.3-2.1-2.3-2.5-2.8-5.2-5.4-6.8-7.0-6.0-6.3-6.5-6.9-6.0-5.8-4.7-5.2-5.4-8.4-3.4
Percentage of Assets-0.3-0.3-0.4-1.9-2.0-2.0-1.8-1.5-1.5-1.4-1.5-1.3-1.3-1.3-1.1-1.1-1.2-1.2-1.2-1.2-1.2-1.3-1.3-1.2-1.3-1.3-1.3-0.8-0.9-1.0-1.1-1.9-1.9-2.2-2.3-2.0-2.1-2.1-2.2-1.9-1.9-1.5-1.7-2.10.00.0
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:AdditionalPaidInCapital


Stockholders
Period End2021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value6.15.30.08.00.00.00.0771.2250237492482493483544534528515559548575558480463468451696686673656661652643638633626626620608606598612631
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.30.30.00.30.00.00.03.00.05.45.110.29.911.311.212.512.412.412.313.613.514.915.113.513.614.214.223.425.025.826.530.230.530.831.531.632.232.632.832.432.832.732.034.8
Percentage of Assets0.10.10.00.10.00.00.00.90.02.72.55.25.15.25.16.05.95.85.76.36.26.56.55.55.35.55.69.29.49.39.59.89.810.010.310.310.210.410.610.510.512.90.00.0
Percentage of Assets us-gaap:AdditionalPaidInCapital0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:CommonStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value1.01.11.11.21.21.21.21.31.31.31.31.51.51.61.61.61.61.61.61.51.51.51.51.51.51551551561568181818181818181818181818181818181
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest0.10.10.10.10.10.00.10.10.10.10.10.00.00.00.00.00.00.00.00.00.00.00.00.00.04.44.64.74.92.83.03.13.33.73.83.94.04.14.24.34.34.34.44.54.34.5
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.01.81.81.81.91.11.11.11.21.21.21.31.31.31.31.41.41.41.41.80.00.0
Percentage of Assets us-gaap:CommonStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:NoncontrollingInterest


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value268275277276269349348348350350351351350352356362385391392392394393394398400399401401401349347346290528484848484838484801290.00.0
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest16.214.013.813.212.514.214.714.213.913.713.77.67.57.37.38.38.99.09.19.29.49.69.810.310.811.311.812.212.711.812.613.311.72.44.04.04.24.24.34.34.44.54.47.10.00.0
Percentage of Assets3.13.13.23.23.13.94.04.04.14.24.43.73.73.73.73.84.14.34.34.34.44.44.44.54.64.64.64.75.04.64.74.84.20.81.31.31.41.41.41.41.41.51.42.80.00.0
Percentage of Assets us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value1389169217381817189121162030211021782214221042884317447745013987392939573918386137833712365334613300315129952901276726202402226421832138205320021943191918631834181017941764170019121812
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest83.886.086.286.887.585.885.385.886.186.386.392.492.592.792.791.791.191.090.990.890.690.490.289.789.288.788.287.887.388.287.486.788.397.696.096.095.895.895.795.795.695.595.692.9100.0100.0
Percentage of Assets16.119.320.020.821.823.523.324.425.426.327.745.646.247.247.241.741.643.342.942.341.941.741.139.338.236.134.334.034.534.632.831.231.631.830.831.231.431.330.430.530.830.830.636.50.00.0
Percentage of Assets us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value1414174917692066206323212182234223052347232642124203415841233604355735263497344633783300322030372849265424892367223320841870176816801607153614741419136013141265124112181200115814271171
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest85.388.987.898.795.594.191.895.291.291.590.890.890.186.184.982.982.481.181.181.080.980.479.578.777.074.773.371.770.570.268.067.867.973.371.970.670.067.967.566.065.564.865.063.374.664.6
Percentage of Assets16.419.920.323.723.825.825.127.126.927.929.144.844.943.943.237.737.638.638.337.737.437.036.234.533.030.428.527.727.927.525.624.424.423.923.023.022.922.221.521.021.120.920.824.90.00.0
Percentage of Assets us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:TreasuryStock


Stockholders
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-312008-12-312007-12-31
Value-0.6-38.4-0.8-91.5-0.9-37.2-0.9-102.3-0.9-91.1-1.0-54.4-1.6-53.5-1.6-2.6-1.6-2.7-1.5-4.4-1.1-36.3-1.0-42.9-1.0-26.6-1.0-22.2-1.0-166.4-158.0-124.4-100.7-63.3-67.9-70.9-66.9-24.9-25.1-24.7-24.0-25.7-28.0-39.7-47.8-9.5
Percentage of StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest-0.0-2.0-0.0-4.4-0.0-1.5-0.0-4.2-0.0-3.6-0.0-1.2-0.0-1.1-0.0-0.1-0.0-0.1-0.0-0.1-0.0-0.9-0.0-1.1-0.0-0.7-0.0-0.7-0.0-5.6-5.7-4.8-4.1-2.9-3.2-3.4-3.3-1.2-1.3-1.3-1.3-1.4-1.5-2.2-2.5-0.5
Percentage of Assets-0.0-0.4-0.0-1.0-0.0-0.4-0.0-1.2-0.0-1.1-0.0-0.6-0.0-0.6-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.4-0.0-0.5-0.0-0.3-0.0-0.3-0.0-2.2-2.2-1.7-1.5-0.9-1.0-1.1-1.1-0.4-0.4-0.4-0.4-0.4-0.5-0.90.00.0
Percentage of Assets us-gaap:TreasuryStock0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Common Stock Value

us-gaap:CommonStockValue

us-gaap:CommonStockValue


Common
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value1.01.11.11.21.21.21.21.31.31.31.31.51.51.61.61.61.61.61.61.51.51.51.51.51.51551551561568181818181818181818181818181
Percentage of CommonStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.01.81.81.81.91.11.11.11.21.21.21.31.31.31.31.41.41.41.4

Additional Paid In Capital

us-gaap:AdditionalPaidInCapital

us-gaap:AdditionalPaidInCapital


Additional
Period End2021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302014-12-31
Value6.15.30.08.00.00.00.0771.2250237492482493483544534528515559548575463
Percentage of AdditionalPaidInCapital100.0100.00.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.10.10.00.10.00.00.00.90.02.72.55.25.15.25.16.05.95.85.76.36.26.55.3

Retained Earnings Accumulated Deficit

us-gaap:RetainedEarningsAccumulatedDeficit

us-gaap:RetainedEarningsAccumulatedDeficit


Retained
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value1414174917692066206323212182234223052347232642124203415841233604355735263497344633783300322030372849265424892367223320841870176816801607153614741419136013141265124112181200
Percentage of RetainedEarningsAccumulatedDeficit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets16.419.920.323.723.825.825.127.126.927.929.144.844.943.943.237.737.638.638.337.737.437.036.234.533.030.428.527.727.927.525.624.424.423.923.023.022.922.221.521.021.120.920.8

Accumulated Other Comprehensive Income Loss Net Of Tax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312009-12-31
Value-24600000.0-25800000.0-30900000.0-164500000.0-172300000.0-176600000.0-153100000.0-130500000.0-127400000.0-120900000.0-116800000.0-121100000.0-122900000.0-122000000.0-104800000.0-109100000.0-110700000.0-112200000.0-113500000.0-110900000.0-111700000.0-113000000.0-115400000.0-109900000.0-108300000.0-112000000.0-111900000.0-68800000.0-72100000.0-75600000.0-78200000.0-135500000.0-134000000.0-148700000.0-150100000.0-125500000.0-128400000.0-131000000.0-134000000.0-114300000.0-109100000.0-88100000.0-95500000.0-98000000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-0.3-0.3-0.4-1.9-2.0-2.0-1.8-1.5-1.5-1.4-1.5-1.3-1.3-1.3-1.1-1.1-1.2-1.2-1.2-1.2-1.2-1.3-1.3-1.2-1.3-1.3-1.3-0.8-0.9-1.0-1.1-1.9-1.9-2.2-2.3-2.0-2.1-2.1-2.2-1.9-1.9-1.5-1.7-2.1

us-gaap:AccumulatedOtherComprehensiveIncomeLossNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLoss


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302018-12-312017-12-31
Value-3900000.0-3900000.0-4000000.0-129700000.0-131100000.0-133900000.0-104700000.0-107200000.0-82700000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax15.915.112.978.876.187.580.291.878.9
Percentage of Assets-0.0-0.0-0.0-1.5-1.5-1.5-1.2-1.3-0.9
Percentage of Assets us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLoss0.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312017-12-31
Value-19400000.0-20600000.0-25600000.0-33500000.0-39900000.0-42800000.0-17900000.0-24500000.0-8300000.0300000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax78.979.882.820.423.224.211.718.87.1-0.3
Percentage of Assets-0.2-0.2-0.3-0.4-0.5-0.5-0.2-0.3-0.10.0
Percentage of Assets us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges0.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedOtherComprehensiveIncome


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312017-12-31
Value-24600000.0-25800000.0-30900000.0-164500000.0-172300000.0-176600000.0-153100000.0-130500000.0-116800000.0-104800000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets-0.3-0.3-0.4-1.9-2.0-2.0-1.8-1.5-1.5-1.1
Percentage of Assets us-gaap:AccumulatedOtherComprehensiveIncome0.00.00.00.00.00.00.00.00.00.0

us-gaap:AccumulatedTranslationAdjustment


Accumulated
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302018-12-312017-12-31
Value-1300000.0-1300000.0-1300000.0-1300000.0-1300000.0-1300000.0-1300000.0-1300000.0-1300000.0-22400000.0
Percentage of AccumulatedOtherComprehensiveIncomeLossNetOfTax5.35.04.20.80.80.70.81.01.121.4
Percentage of Assets-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.0-0.2
Percentage of Assets us-gaap:AccumulatedTranslationAdjustment0.00.00.00.00.00.00.00.00.00.0

Treasury Stock Value

us-gaap:TreasuryStockValue

us-gaap:TreasuryStockValue


Treasury
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value0.6380.8910.9370.91020.9911.0541.6531.62.61.62.71.54.41.1361.0421.0261.0221.016615812410063677066242524242528
Percentage of TreasuryStockValue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets0.00.40.01.00.00.40.01.20.01.10.00.60.00.60.00.00.00.00.00.00.00.40.00.50.00.30.00.30.02.22.21.71.50.91.01.11.10.40.40.40.40.40.5

Minority Interest

us-gaap:MinorityInterest

us-gaap:MinorityInterest


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value26827527727626934934834835035035135135035235636238539139239239439339439840039940140140134934734629052848484848483848480
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.13.13.23.23.13.94.04.04.14.24.43.73.73.73.73.84.14.34.34.34.44.44.44.54.64.64.64.75.04.64.74.84.20.81.31.31.41.41.41.41.41.51.4

us-gaap:MinorityInterest us-gaap:ConsolidatedEntities

trn:RailcarLeasingAndManagementServicesGroup


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value268275277276269349348351
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.13.13.23.23.13.94.04.4
Percentage of Assets trn:RailcarLeasingAndManagementServicesGroup3.84.04.14.14.15.04.95.6

us-gaap:MinorityInterest us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

trn:PartiallyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value268275277276269349348351
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.13.13.23.23.13.94.04.4
Percentage of Assets trn:PartiallyOwnedSubsidiaries us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup16.216.616.616.516.019.319.118.9

us-gaap:MinorityInterest us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Minority
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-31
Value268275277276269349348351
Percentage of MinorityInterest100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Assets3.13.13.23.23.13.94.04.4
Percentage of Assets us-gaap:OperatingSegments trn:RailcarLeasingAndManagementServicesGroup3.43.63.63.73.64.54.44.9

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value26569195129154173229161128-125.959-28.4174173273152116220298305200286309348172109486175-47.9205287101171101275531277183265.3-11.51164122-16.5
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues71.317.546.928.130.228.227.019.817.5-20.88.1-3.127.532.644.415.619.541.527.027.516.924.120.022.610.36.729.311.2-3.214.122.99.116.110.927.25.712.47.78.93.40.7-1.818.37.74.1-3.6

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-77.0-96.0-171.9-206.4-90.0-64.6-270.0-111.4-173.4-438.5-179.5-106.637-241.5-255.7-48.1-28.4-140.5-217.2-308.7-140.7-356.1-128.4-120.360-323.1-193.5-540.0-57.6-23.6-189.5-203.6-193.3-231.6-93.8-62.9-77.7-77.032-62.4-19.7-35.624-29.0-35.6-268.1
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-20.7-24.1-41.4-44.9-17.7-10.5-31.7-13.7-23.6-72.5-24.4-11.55.9-45.3-41.6-4.9-4.8-26.5-19.7-27.8-11.9-30.0-8.3-7.83.6-19.9-11.6-34.6-3.9-1.6-15.1-18.3-18.1-24.8-9.3-6.7-7.6-8.33.5-7.8-2.8-5.53.9-5.4-6.6-59.1

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-217.883-16.75.4-79.6-77.1102-51.173401-94.8-54.0-259.5-103.3-113.8-38.0134-56.3-75.3-53.2-81.3-80.3-72.8-134.0-240.0-83.5-68.9313288-78.0-72.111749-82.77927-60.5-40.3-38.05111-46.661-71.5-34.1-69.5
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-58.620.9-4.01.2-15.6-12.512.1-6.39.966.4-12.9-5.8-40.9-19.4-18.5-3.922.6-10.6-6.8-4.8-6.9-6.8-4.7-8.7-14.3-5.1-4.120.019.4-5.3-5.710.54.6-8.97.82.9-5.9-4.4-4.06.41.6-7.29.7-13.2-6.3-15.3

Amortization Of Financing Costs

us-gaap:AmortizationOfFinancingCosts us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:StatementBusinessSegments

us-gaap:AmortizationOfFinancingCosts

trn:WhollyOwnedSubsidiaries, trn:A2006SecuredRailcarEquipmentNotes, trn:RailcarLeasingAndManagementServicesGroup


Amortization
Period End2020-12-31
Value0
Percentage of AmortizationOfFinancingCosts0.0

Deferred Income Tax Expense Benefit

us-gaap:DeferredIncomeTaxExpenseBenefit

us-gaap:DeferredIncomeTaxExpenseBenefit


Deferred
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-1.41.2-19.0127.92251615139.70.1212114-489.135615516331666010218-2.0-2.955-41.6-20.61.087-72.6-5.3363330352628155.1111132131.9
Percentage of DeferredIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Depreciation Depletion And Amortization

us-gaap:DepreciationDepletionAndAmortization

us-gaap:DepreciationDepletionAndAmortization


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-03-31
Value69666664676673727067178177757474737272707069686766647360555555535250445051474348474748
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

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

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value57545551545360595754554847454343434240393837363535343232
Percentage of DepreciationDepletionAndAmortization82.882.083.679.479.880.182.982.081.980.6311.260.060.859.958.658.458.557.856.255.754.953.953.353.253.953.345.053.6

Increase Decrease In Accounts Payable

us-gaap:IncreaseDecreaseInAccountsPayable

us-gaap:IncreaseDecreaseInAccountsPayable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value282.8-18.6-13.2-19.03.3-48.73320-14.84616218.0-19.127100.3-54.9-10.2-2.67.0-77.821-26.04.0-28.31535389.319-10.910-21.9-22.01313-5.5211047-4.7182613
Percentage of IncreaseDecreaseInAccountsPayable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Accounts Receivable

us-gaap:IncreaseDecreaseInAccountsReceivable

us-gaap:IncreaseDecreaseInAccountsReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value20-1.0-18.9-7.0-70.937-49.7-46.9-13.469655517-49.4-182.44176-24.153-81.1111-67.9-43.1-84.95276-99.1199343-129.5115-25.922-41.588-32.3-17.167-19.92375-19.66.14925
Percentage of IncreaseDecreaseInAccountsReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Increase Decrease In Inventories

us-gaap:IncreaseDecreaseInInventories

us-gaap:IncreaseDecreaseInInventories


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value50-2.5-45.0-48.4-20.58.6-199.532-17.99311136-13.0-13.1-22.029-5.9-33.7-199.8-13.0-53.5-7.0-77.831-50.0-31.7-40.049118579.6301143-24.14153463.4705682-26.2611736
Percentage of IncreaseDecreaseInInventories100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Operating Activities

us-gaap:NetCashProvidedByUsedInOperatingActivities

us-gaap:NetCashProvidedByUsedInOperatingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value26569195129154173229161128-125.959-28.4174173273152116220298305200286309348172109486175-47.9205287101171101275531277183265.3-11.51164122-16.5
Percentage of NetCashProvidedByUsedInOperatingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues71.317.546.928.130.228.227.019.817.5-20.88.1-3.127.532.644.415.619.541.527.027.516.924.120.022.610.36.729.311.2-3.214.122.99.116.110.927.25.712.47.78.93.40.7-1.818.37.74.1-3.6

Net Income Loss

us-gaap:NetIncomeLoss

us-gaap:NetIncomeLoss


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value123.3-127.225-206.916121493630272764405386651466784949720020421218013814916422611299847971636752563130241729182.0
Percentage of NetIncomeLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues3.40.8-30.65.5-40.626.32.56.04.95.13.73.010.17.587.56.98.68.76.17.68.08.212.913.212.611.18.39.611.115.59.09.07.98.57.06.76.65.76.04.04.23.82.75.53.40.4

Profit Loss

us-gaap:ProfitLoss

us-gaap:ProfitLoss


Profit
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value4.81.3-126.625-287.81622147363027286541540675451748998102204212220189146156173233119106887870636752563131251831214.3
Percentage of ProfitLoss100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues1.30.3-30.55.6-56.526.42.55.95.05.03.83.010.37.887.77.09.19.76.78.18.38.613.213.813.211.68.810.011.716.09.59.68.38.47.06.76.65.76.04.04.44.02.95.83.90.9

us-gaap:ProfitLoss us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value-7.9-2.00.8-80.90.6-1.30.4-0.50.40.61.41.41.51.02.95.76.65.44.24.94.07.98.88.88.17.58.96.66.56.54.2-0.3-0.5-0.1-0.3-0.60.8-0.31.61.4
Percentage of ProfitLoss-164.6-153.83.128.10.4-2.71.1-1.71.42.12.13.40.31.55.411.08.96.04.34.82.03.74.04.75.54.85.12.85.46.14.8-0.4-0.7-0.2-0.4-1.11.4-0.95.15.5
Percentage of Revenues-2.1-0.50.2-15.90.1-0.20.1-0.10.10.10.20.30.20.10.51.10.60.50.40.40.30.50.50.50.50.50.60.50.50.60.4-0.0-0.0-0.0-0.0-0.10.1-0.00.20.2
Percentage of Revenues us-gaap:NoncontrollingInterest0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:Parent


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value123.325-206.916149363027276440538665146678494972002042121801381491642261129984797163675256313024
Percentage of ProfitLoss264.6253.896.971.999.6102.798.9101.798.697.997.996.699.798.594.689.091.194.095.795.298.096.396.095.394.595.294.997.294.693.995.2100.4100.7100.2100.4101.198.6100.994.994.5
Percentage of Revenues3.40.85.5-40.626.36.04.95.13.73.010.17.587.56.98.68.76.17.68.08.212.913.212.611.18.39.611.115.59.09.07.98.57.06.76.65.76.04.04.23.8
Percentage of Revenues us-gaap:Parent0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:RetainedEarnings


Profit
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value123.325-206.9161493630276440538665146678494972002042121801381491642261129984797163675256313024
Percentage of ProfitLoss264.6253.896.971.999.6102.798.9101.797.997.996.699.798.594.689.091.194.095.795.298.096.396.095.394.595.294.997.294.693.995.2100.4100.7100.2100.4101.198.6100.994.994.5
Percentage of Revenues3.40.85.5-40.626.36.04.95.13.010.17.587.56.98.68.76.17.68.08.212.913.212.611.18.39.611.115.59.09.07.98.57.06.76.65.76.04.04.23.8
Percentage of Revenues us-gaap:RetainedEarnings0.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

Share Based Compensation

us-gaap:ShareBasedCompensation

us-gaap:ShareBasedCompensation


Share
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value4.45.47.24.87.67.37.88.47.55.5-0.110108.38.78.66.27.68.1101210141514161514121013129.98.97.37.95.66.97.26.94.15.34.44.33.53.5
Percentage of ShareBasedCompensation100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Investing Activities

us-gaap:NetCashProvidedByUsedInInvestingActivities

us-gaap:NetCashProvidedByUsedInInvestingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-77.0-96.0-171.9-206.4-90.0-64.6-270.0-111.4-173.4-438.5-179.5-106.637-241.5-255.7-48.1-28.4-140.5-217.2-308.7-140.7-356.1-128.4-120.360-323.1-193.5-540.0-57.6-23.6-189.5-203.6-193.3-231.6-93.8-62.9-77.7-77.032-62.4-19.7-35.624-29.0-35.6-268.1
Percentage of NetCashProvidedByUsedInInvestingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-20.7-24.1-41.4-44.9-17.7-10.5-31.7-13.7-23.6-72.5-24.4-11.55.9-45.3-41.6-4.9-4.8-26.5-19.7-27.8-11.9-30.0-8.3-7.83.6-19.9-11.6-34.6-3.9-1.6-15.1-18.3-18.1-24.8-9.3-6.7-7.6-8.33.5-7.8-2.8-5.53.9-5.4-6.6-59.1

Payments To Acquire Property Plant And Equipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment

us-gaap:PaymentsToAcquirePropertyPlantAndEquipment


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312010-12-31
Value8.98.53129271433292211-25.7291815421819243321532650444753496258495833312549332014162.3
Percentage of PaymentsToAcquirePropertyPlantAndEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Net Cash Provided By Used In Financing Activities

us-gaap:NetCashProvidedByUsedInFinancingActivities

us-gaap:NetCashProvidedByUsedInFinancingActivities


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-217.883-16.75.4-79.6-77.1102-51.173401-94.8-54.0-259.5-103.3-113.8-38.0134-56.3-75.3-53.2-81.3-80.3-72.8-134.0-240.0-83.5-68.9313288-78.0-72.111749-82.77927-60.5-40.3-38.05111-46.661-71.5-34.1-69.5
Percentage of NetCashProvidedByUsedInFinancingActivities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0
Percentage of Revenues-58.620.9-4.01.2-15.6-12.512.1-6.39.966.4-12.9-5.8-40.9-19.4-18.5-3.922.6-10.6-6.8-4.8-6.9-6.8-4.7-8.7-14.3-5.1-4.120.019.4-5.3-5.710.54.6-8.97.82.9-5.9-4.4-4.06.41.6-7.29.7-13.2-6.3-15.3

Payments Of Dividends Common Stock

us-gaap:PaymentsOfDividendsCommonStock

us-gaap:PaymentsOfDividendsCommonStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value24232321232221212217191819191919161616161616161615151515111111108.78.78.68.67.37.27.27.36.46.36.46.36.46.3
Percentage of PaymentsOfDividendsCommonStock100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Payments For Repurchase Of Common Stock

us-gaap:PaymentsForRepurchaseOfCommonStock

us-gaap:PaymentsForRepurchaseOfCommonStock


Payments
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302011-12-31
Value2933570850.035699544153505352492710410.00.00.00.0347.53257180.0195.0123230400.00.010.00.0
Percentage of PaymentsForRepurchaseOfCommonStock100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.00.0100.00.0

Debt Instrument Interest Rate Stated Percentage

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

us-gaap:DebtInstrumentInterestRateStatedPercentage

trn:PartiallyOwnedSubsidiaries, trn:TRIPMasterFundingClassA1aNotes, us-gaap:SecuredDebt


Debt
Period End2020-12-312019-12-31
Value4.370.0437
Percentage of DebtInstrumentInterestRateStatedPercentage100.0100.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:PartiallyOwnedSubsidiaries trn:TRIPMasterFundingClassA1aNotes us-gaap:SecuredDebt0.00.0

trn:PartiallyOwnedSubsidiaries, trn:TRIPMasterFundingClassA1bNotes, us-gaap:SecuredDebt


Debt
Period End2020-12-312019-12-31
Value2.50.025
Percentage of DebtInstrumentInterestRateStatedPercentage57.257.2
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:PartiallyOwnedSubsidiaries trn:TRIPMasterFundingClassA1bNotes us-gaap:SecuredDebt0.00.0

trn:PartiallyOwnedSubsidiaries, trn:TRIPMasterFundingClassA2Notes, us-gaap:SecuredDebt


Debt
Period End2020-12-312019-12-31
Value6.020.0602
Percentage of DebtInstrumentInterestRateStatedPercentage137.8137.8
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:PartiallyOwnedSubsidiaries trn:TRIPMasterFundingClassA2Notes us-gaap:SecuredDebt0.00.0

trn:PartiallyOwnedSubsidiaries, trn:TRIPMasterFundingSeries2014ClassA1Notes, us-gaap:SecuredDebt


Debt
Period End2020-12-312019-12-31
Value2.860.0286
Percentage of DebtInstrumentInterestRateStatedPercentage65.465.4
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:PartiallyOwnedSubsidiaries trn:TRIPMasterFundingSeries2014ClassA1Notes us-gaap:SecuredDebt0.00.0

trn:PartiallyOwnedSubsidiaries, trn:TRIPMasterFundingSeries2014ClassA2Notes, us-gaap:SecuredDebt


Debt
Period End2020-12-312019-12-31
Value4.090.0409
Percentage of DebtInstrumentInterestRateStatedPercentage93.693.6
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:PartiallyOwnedSubsidiaries trn:TRIPMasterFundingSeries2014ClassA2Notes us-gaap:SecuredDebt0.00.0

trn:PartiallyOwnedSubsidiaries, trn:TRIPMasterFundingSeries20171ClassA1Notes, us-gaap:SecuredDebt


Debt
Period End2020-12-312019-12-31
Value2.710.0271
Percentage of DebtInstrumentInterestRateStatedPercentage62.062.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:PartiallyOwnedSubsidiaries trn:TRIPMasterFundingSeries20171ClassA1Notes us-gaap:SecuredDebt0.00.0

trn:PartiallyOwnedSubsidiaries, trn:TRIPMasterFundingSeries20171ClassA2Notes, us-gaap:SecuredDebt


Debt
Period End2020-12-312019-12-31
Value3.740.0374
Percentage of DebtInstrumentInterestRateStatedPercentage85.685.6
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:PartiallyOwnedSubsidiaries trn:TRIPMasterFundingSeries20171ClassA2Notes us-gaap:SecuredDebt0.00.0

trn:PartiallyOwnedSubsidiaries, trn:TRL2012Series20121ClassA1Notes, us-gaap:SecuredDebt


Debt
Period End2020-12-312019-12-31
Value2.270.0227
Percentage of DebtInstrumentInterestRateStatedPercentage51.951.9
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:PartiallyOwnedSubsidiaries trn:TRL2012Series20121ClassA1Notes us-gaap:SecuredDebt0.00.0

trn:PartiallyOwnedSubsidiaries, trn:TRL2012Series20121ClassA2Notes, us-gaap:SecuredDebt


Debt
Period End2020-12-312019-12-31
Value3.530.0353
Percentage of DebtInstrumentInterestRateStatedPercentage80.880.8
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:PartiallyOwnedSubsidiaries trn:TRL2012Series20121ClassA2Notes us-gaap:SecuredDebt0.00.0

trn:PartiallyOwnedSubsidiaries, trn:TRL2012Series20131Notes, us-gaap:SecuredDebt


Debt
Period End2020-12-312019-12-31
Value3.90.039
Percentage of DebtInstrumentInterestRateStatedPercentage89.289.2
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:PartiallyOwnedSubsidiaries trn:TRL2012Series20131Notes us-gaap:SecuredDebt0.00.0

trn:WhollyOwnedSubsidiaries, trn:A2006SecuredRailcarEquipmentNotes, us-gaap:SecuredDebt


Debt
Period End2020-12-312019-12-31
Value5.90.059
Percentage of DebtInstrumentInterestRateStatedPercentage135.0135.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:WhollyOwnedSubsidiaries trn:A2006SecuredRailcarEquipmentNotes us-gaap:SecuredDebt0.00.0

trn:WhollyOwnedSubsidiaries, trn:A2009SecuredRailcarEquipmentNotes, us-gaap:SecuredDebt


Debt
Period End2020-12-312019-12-31
Value6.660.0666
Percentage of DebtInstrumentInterestRateStatedPercentage152.4152.4
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:WhollyOwnedSubsidiaries trn:A2009SecuredRailcarEquipmentNotes us-gaap:SecuredDebt0.00.0

trn:WhollyOwnedSubsidiaries, trn:A2010SecuredRailcarEquipmentNotes, us-gaap:SecuredDebt


Debt
Period End2020-12-312019-12-31
Value5.190.0519
Percentage of DebtInstrumentInterestRateStatedPercentage118.8118.8
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:WhollyOwnedSubsidiaries trn:A2010SecuredRailcarEquipmentNotes us-gaap:SecuredDebt0.00.0

trn:WhollyOwnedSubsidiaries, trn:A2018ClassA1SecuredRailcarEquipmentNotes, us-gaap:SecuredDebt


Debt
Period End2020-12-312019-12-31
Value3.820.0382
Percentage of DebtInstrumentInterestRateStatedPercentage87.487.4
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:WhollyOwnedSubsidiaries trn:A2018ClassA1SecuredRailcarEquipmentNotes us-gaap:SecuredDebt0.00.0

trn:WhollyOwnedSubsidiaries, trn:A2018ClassA20201SecuredRailcarEquipmentNotesDomain, us-gaap:SecuredDebt


Debt
Period End2020-12-31
Value1.96
Percentage of DebtInstrumentInterestRateStatedPercentage44.9
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:WhollyOwnedSubsidiaries trn:A2018ClassA20201SecuredRailcarEquipmentNotesDomain us-gaap:SecuredDebt0.0

trn:WhollyOwnedSubsidiaries, trn:A2018ClassA2SecuredRailcarEquipmentNotes, us-gaap:SecuredDebt


Debt
Period End2020-12-312019-12-31
Value4.620.0462
Percentage of DebtInstrumentInterestRateStatedPercentage105.7105.7
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:WhollyOwnedSubsidiaries trn:A2018ClassA2SecuredRailcarEquipmentNotes us-gaap:SecuredDebt0.00.0

trn:WhollyOwnedSubsidiaries, trn:A2019SecuredRailcarEquipmentNotesClassA1NotesDomain, us-gaap:SecuredDebt


Debt
Period End2020-12-312019-12-31
Value2.390.0239
Percentage of DebtInstrumentInterestRateStatedPercentage54.754.7
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:WhollyOwnedSubsidiaries trn:A2019SecuredRailcarEquipmentNotesClassA1NotesDomain us-gaap:SecuredDebt0.00.0

trn:WhollyOwnedSubsidiaries, trn:A2019SecuredRailcarEquipmentNotesClassA2NotesDomain, us-gaap:SecuredDebt


Debt
Period End2020-12-312019-12-31
Value3.10.031
Percentage of DebtInstrumentInterestRateStatedPercentage70.970.9
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:WhollyOwnedSubsidiaries trn:A2019SecuredRailcarEquipmentNotesClassA2NotesDomain us-gaap:SecuredDebt0.00.0

trn:WhollyOwnedSubsidiaries, trn:A2019SecuredRailcarEquipmentNotesDomainDomain, us-gaap:SecuredDebt


Debt
Period End2020-12-312019-12-31
Value3.820.0382
Percentage of DebtInstrumentInterestRateStatedPercentage87.487.4
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:WhollyOwnedSubsidiaries trn:A2019SecuredRailcarEquipmentNotesDomainDomain us-gaap:SecuredDebt0.00.0

trn:WhollyOwnedSubsidiaries, trn:A2020SecuredRailcarEquipmentNotesClassA1NotesDomain, us-gaap:SecuredDebt


Debt
Period End2020-12-31
Value1.83
Percentage of DebtInstrumentInterestRateStatedPercentage41.9
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:WhollyOwnedSubsidiaries trn:A2020SecuredRailcarEquipmentNotesClassA1NotesDomain us-gaap:SecuredDebt0.0

trn:WhollyOwnedSubsidiaries, trn:A2020SecuredRailcarEquipmentNotesClassA2NotesDomain, us-gaap:SecuredDebt


Debt
Period End2020-12-31
Value2.56
Percentage of DebtInstrumentInterestRateStatedPercentage58.6
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:WhollyOwnedSubsidiaries trn:A2020SecuredRailcarEquipmentNotesClassA2NotesDomain us-gaap:SecuredDebt0.0

trn:WhollyOwnedSubsidiaries, trn:A2020SecuredRailcarEquipmentNotesClassBNotesDomain, us-gaap:SecuredDebt


Debt
Period End2020-12-31
Value3.69
Percentage of DebtInstrumentInterestRateStatedPercentage84.4
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:WhollyOwnedSubsidiaries trn:A2020SecuredRailcarEquipmentNotesClassBNotesDomain us-gaap:SecuredDebt0.0

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

trn:RIV2013Holdings, trn:TRP2021ClassASecuredRailcarEquipmentNotes, us-gaap:SecuredDebt, trn:RailcarLeasingAndManagementServicesGroup


Debt
Period End2021-06-30
Value2.07
Percentage of DebtInstrumentInterestRateStatedPercentage0.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:RIV2013Holdings trn:TRP2021ClassASecuredRailcarEquipmentNotes us-gaap:SecuredDebt trn:RailcarLeasingAndManagementServicesGroup0.0

trn:RIV2013Holdings, trn:TRP2021ClassBSecuredRailcarEquipmentNotes, us-gaap:SecuredDebt, trn:RailcarLeasingAndManagementServicesGroup


Debt
Period End2021-06-30
Value3.06
Percentage of DebtInstrumentInterestRateStatedPercentage0.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:RIV2013Holdings trn:TRP2021ClassBSecuredRailcarEquipmentNotes us-gaap:SecuredDebt trn:RailcarLeasingAndManagementServicesGroup0.0

trn:TILC, trn:TRL2021Series20211ClassAGreenSecuredRailcarEquipmentNotes, us-gaap:SecuredDebt, trn:RailcarLeasingAndManagementServicesGroup


Debt
Period End2021-06-30
Value2.26
Percentage of DebtInstrumentInterestRateStatedPercentage0.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:TILC trn:TRL2021Series20211ClassAGreenSecuredRailcarEquipmentNotes us-gaap:SecuredDebt trn:RailcarLeasingAndManagementServicesGroup0.0

trn:TILC, trn:TRL2021Series20211ClassBGreenSecuredRailcarEquipmentNotes, us-gaap:SecuredDebt, trn:RailcarLeasingAndManagementServicesGroup


Debt
Period End2021-06-30
Value3.08
Percentage of DebtInstrumentInterestRateStatedPercentage0.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:TILC trn:TRL2021Series20211ClassBGreenSecuredRailcarEquipmentNotes us-gaap:SecuredDebt trn:RailcarLeasingAndManagementServicesGroup0.0

trn:TripHoldings, trn:TriumphRailClassASecuredRailcarEquipmentNotes, us-gaap:SecuredDebt, trn:RailcarLeasingAndManagementServicesGroup


Debt
Period End2021-06-30
Value2.15
Percentage of DebtInstrumentInterestRateStatedPercentage0.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:TripHoldings trn:TriumphRailClassASecuredRailcarEquipmentNotes us-gaap:SecuredDebt trn:RailcarLeasingAndManagementServicesGroup0.0

trn:TripHoldings, trn:TriumphRailClassBSecuredRailcarEquipmentNotes, us-gaap:SecuredDebt, trn:RailcarLeasingAndManagementServicesGroup


Debt
Period End2021-06-30
Value3.08
Percentage of DebtInstrumentInterestRateStatedPercentage0.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:TripHoldings trn:TriumphRailClassBSecuredRailcarEquipmentNotes us-gaap:SecuredDebt trn:RailcarLeasingAndManagementServicesGroup0.0

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

trn:A4.55SeniorNotesDueOctober2024, us-gaap:SeniorNotes, us-gaap:Corporate


Debt
Period End2021-06-302021-03-312020-12-312020-09-302019-12-312014-09-30
Value4.554.554.554.550.04550.0455
Percentage of DebtInstrumentInterestRateStatedPercentage0.00.0104.10.0104.10.0
Percentage of LongTermDebtAndCapitalLeaseObligations0.00.00.00.00.00.0
Percentage of LongTermDebtAndCapitalLeaseObligations trn:A4.55SeniorNotesDueOctober2024 us-gaap:SeniorNotes us-gaap:Corporate0.00.00.00.00.00.0

Effective Income Tax Rate Continuing Operations

us-gaap:EffectiveIncomeTaxRateContinuingOperations

us-gaap:EffectiveIncomeTaxRateContinuingOperations


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value-23.177.9-15.2-34.90.29.9060.0450.2750.2730.2220.0270.2740.2390.262-1.2780.3690.4090.2870.0010.3580.3510.360.0030.3360.3380.3350.0050.3330.3260.325-0.0030.3420.3460.363-0.0020.3420.3710.329-0.0090.40.3990.3880.010.3250.394
Percentage of EffectiveIncomeTaxRateContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Liabilities

us-gaap:DeferredTaxLiabilities

us-gaap:DeferredTaxLiabilities


Deferred
Period End2020-12-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312011-12-312010-12-31
Value10417797697697527437557347577431247121011281072936902813752665629614615600639642639568607599555843748
Percentage of DeferredTaxLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DeferredTaxLiabilities us-gaap:ConsolidatedEntities

trn:RailcarLeasingAndManagementServicesGroup


Deferred
Period End2020-09-302020-06-302020-03-312019-12-312018-12-31
Value732728710678635
Percentage of DeferredTaxLiabilities0.00.00.087.085.5

us-gaap:DeferredTaxLiabilities us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems

trn:ConsolidatedSubsidiariesLeasing, us-gaap:IntersegmentElimination


Deferred
Period End2020-09-302020-06-302020-03-312019-12-312018-12-31
Value-193.8-195.2-202.9-184.8-163.2
Percentage of DeferredTaxLiabilities0.00.00.0-23.7-22.0

us-gaap:DeferredTaxLiabilities us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

trn:PartiallyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Deferred
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value1.21.21.11.11.01.0
Percentage of DeferredTaxLiabilities0.00.00.00.10.10.1

trn:WhollyOwnedSubsidiaries, us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Deferred
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302018-12-31
Value925922912861833797
Percentage of DeferredTaxLiabilities0.00.00.0110.6108.3107.3

us-gaap:DeferredTaxLiabilities us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Deferred
Period End2020-09-302020-06-302020-03-312019-12-312018-12-31
Value926923913862798
Percentage of DeferredTaxLiabilities0.00.00.0110.7107.5

Unrecognized Tax Benefits

us-gaap:UnrecognizedTaxBenefits

us-gaap:UnrecognizedTaxBenefits


Unrecognized
Period End2020-12-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302009-12-312008-12-31
Value2.32.38.17.88.39.88.35.15.05.02870696765656463625857565553514948505049525052403634404032
Percentage of UnrecognizedTaxBenefits100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

Deferred Tax Assets Valuation Allowance

us-gaap:DeferredTaxAssetsValuationAllowance

us-gaap:DeferredTaxAssetsValuationAllowance


Deferred
Period End2020-12-312019-12-312018-12-312017-12-312016-12-312015-12-312014-12-312013-12-312012-12-31
Value2519151211109.61019
Percentage of DeferredTaxAssetsValuationAllowance100.0100.0100.0100.0100.0100.0100.0100.0100.0

trn:BorrowingsonWarehouseLoanFacility us-gaap:ConsolidatedEntities, us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments

trn:BorrowingsonWarehouseLoanFacility

trn:TILC, us-gaap:RevolvingCreditFacility, trn:TilcWarehouseFacility, us-gaap:LineOfCredit, trn:RailcarLeasingAndManagementServicesGroup


Borrowingson
Period End2021-06-302021-03-312020-12-31
Value0.0257115
Percentage of BorrowingsonWarehouseLoanFacility0.0100.0100.0

trn:DepreciationDepletionandAmortizationPercentChange us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

trn:DepreciationDepletionandAmortizationPercentChange

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Depreciation
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302016-12-312016-09-302016-06-302015-12-312015-09-30
Value5.91.9-0.2-13.3-0.066-0.0370.2170.230.0450.1270.09-0.010.0990.1140.0060.0970.0810.0050.108
Percentage of DepreciationDepletionandAmortizationPercentChange100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

trn:EffectiveTaxRateWithoutCARESActPercent

trn:EffectiveTaxRateWithoutCARESActPercent


Effective
Period End2021-03-312020-06-302020-03-31
Value28.616.947.7
Percentage of EffectiveTaxRateWithoutCARESActPercent100.0100.0100.0

trn:ExternalRevenue

trn:ExternalRevenue


External
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value371398415459509615850813736604735606634533
Percentage of ExternalRevenue100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

trn:ExternalRevenue us-gaap:StatementBusinessSegments

trn:RailProductsGroup


External
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value108147170213247317478418392
Percentage of ExternalRevenue29.237.041.046.448.651.656.351.553.3

trn:RailcarLeasingAndManagementServicesGroup


External
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value185183189183192236313326276200227227213174
Percentage of ExternalRevenue49.846.045.540.037.838.436.840.137.633.130.937.433.632.7

us-gaap:AllOtherSegments


External
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value7868556269616878757171898366
Percentage of ExternalRevenue21.017.113.513.613.610.18.09.610.311.89.714.713.112.5

trn:GainLossonDispositionofPropertyPlantandEquipmentOther

trn:GainLossonDispositionofPropertyPlantandEquipmentOther


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value1.710-0.81.00.64.71.4-0.20.62.1-13.11.72.20.21.5-0.40.71.32.91.5-0.3-0.20.90.910.00.9-1.10.6
Percentage of GainLossonDispositionofPropertyPlantandEquipmentOther100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

trn:GainLossonSaleofPropertyPlantandEquipmentRailroadTransportationEquipment

trn:GainLossonSaleofPropertyPlantandEquipmentRailroadTransportationEquipment


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value111.70.02.95.78.75.818187.9299.49.52.14316230.00.00.0112.1635730142.13.0
Percentage of GainLossonSaleofPropertyPlantandEquipmentRailroadTransportationEquipment100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0

trn:InterestExpensePercentChange us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

trn:InterestExpensePercentChange

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Interest
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302016-12-312016-09-302016-06-302015-12-312015-09-30
Value21.0-17.1-2.4-6.0-0.065-0.0610.3370.560.0540.1650.0320.0090.029-0.0030.018-0.04-0.137-0.028-0.169
Percentage of InterestExpensePercentChange100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

trn:IntersegmentRevenues us-gaap:ConsolidatedEntities, us-gaap:ConsolidationItems

trn:IntersegmentRevenues

trn:ConsolidatedSubsidiariesExcludingLeasing, us-gaap:IntersegmentElimination


Intersegment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-2.6-2.5-2.399999999999999-2.3-2.5-3.5-11.9-12.2-13.0-15.5-18.2-13.2-9.3-10.7
Percentage of IntersegmentRevenues100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

trn:ConsolidatedSubsidiariesLeasing, us-gaap:IntersegmentElimination


Intersegment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-151.0-111.3-140.5-166.0-156.0-190.4-418.1-314.0-328.9-270.1-258.3-207.4-228.5-296.1
Percentage of IntersegmentRevenues5807.74452.05854.27217.46240.05440.03513.42573.82530.01742.61419.21571.22457.02767.3

trn:IntersegmentRevenues us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:IntersegmentElimination, trn:RailProductsGroup


Intersegment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-30
Value153113142168158192420316331
Percentage of IntersegmentRevenues-5903.8-4544.0-5945.8-7308.7-6332.0-5491.4-3531.9-2592.6-2546.2

us-gaap:IntersegmentElimination, trn:RailcarLeasingAndManagementServicesGroup


Intersegment
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.10.20.20.20.20.20.30.20.20.20.00.30.20.3
Percentage of IntersegmentRevenues-3.8-8.0-8.3-8.7-8.0-5.7-2.5-1.6-1.5-1.3-0.0-2.3-2.2-2.8

us-gaap:IntersegmentElimination, us-gaap:AllOtherSegments


Intersegment
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.00.00.01.51112121518129.110
Percentage of IntersegmentRevenues-0.0-0.0-0.0-42.9-97.5-98.4-98.5-98.7-100.0-97.7-97.8-97.2

trn:MaintenanceCostsPercentChange us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

trn:MaintenanceCostsPercentChange

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Maintenance
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302016-12-312016-09-302016-06-302015-12-312015-09-30
Value10.0-1.21.2-25.7-0.132-0.0210.0330.06-0.058-0.0360.0460.1050.174-0.248-0.213-0.1340.4860.1120.382
Percentage of MaintenanceCostsPercentChange100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

trn:OperatingIncomeLossPercentChange us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

trn:OperatingIncomeLossPercentChange

us-gaap:OperatingSegments, trn:LeasingAndManagement, trn:RailcarLeasingAndManagementServicesGroup


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value-10.8-7.21.28.80.010.07-0.0050.145-0.0030.1170.012-0.191-0.09-0.188-0.050.0710.1490.2180.061-0.016-0.178-0.152-0.0410.099
Percentage of OperatingIncomeLossPercentChange100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, trn:RailcarOwnedGreaterThanOneYear, trn:RailcarLeasingAndManagementServicesGroup


Operating
Period End2020-12-312020-09-302020-06-302020-03-31
Value-37.7-84.0-0.6950.101
Percentage of OperatingIncomeLossPercentChange-3141.7-954.5-6950.0144.3

us-gaap:OperatingSegments, trn:RailcarOwnedOneYearOrLess, trn:RailcarLeasingAndManagementServicesGroup


Operating
Period End2020-12-312020-09-302020-06-302020-03-31
Value32.8-100.0-1.1551.125
Percentage of OperatingIncomeLossPercentChange2733.3-1136.4-11550.01607.1

us-gaap:OperatingSegments, trn:SalesofLeasedRailcarsDomain, trn:RailcarLeasingAndManagementServicesGroup


Operating
Period End2021-06-302021-03-31
Value152.3-83.7
Percentage of OperatingIncomeLossPercentChange-1410.21162.5

trn:OperatingIncomeLossPercentChange us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value-2.2-15.70.3-22.5-0.2090.083-0.0430.2550.1420.207-0.016-0.235-0.171-0.1640.0720.498-0.0590.146-0.057-0.491-0.145-0.3960.1760.818
Percentage of OperatingIncomeLossPercentChange20.4218.125.0-255.7-2090.0118.6860.0175.9-4733.3176.9-133.3123.0190.087.2-144.0701.4-39.667.0-93.43068.881.5260.5-429.3826.3

trn:OperatingLeasesRentExpensePercentChange us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

trn:OperatingLeasesRentExpensePercentChange

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-302018-12-312018-09-302018-06-302017-12-312017-09-302017-06-302016-12-312016-09-302016-06-302015-12-312015-09-30
Value-43.3-43.3-2.2-44.7-0.302-0.059-0.608-0.5660.073-0.030-0.0090.0100.00900.031-0.002-0.244
Percentage of OperatingLeasesRentExpensePercentChange100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.00.0100.0100.0100.0

trn:OperatingProfitMargin us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

trn:OperatingProfitMargin

us-gaap:OperatingSegments, trn:LeasingAndManagement, trn:RailcarLeasingAndManagementServicesGroup


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value37.841.70.547.20.430.430.0020.420.410.412-0.0050.3960.4230.395-0.0060.4570.4630.4750.0160.4630.4170.409-0.0160.4630.5080.49500.47
Percentage of OperatingProfitMargin100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:OperatingSegments, trn:RailcarOwnedGreaterThanOneYear, trn:RailcarLeasingAndManagementServicesGroup


Operating
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value44.60.0890.127-25.25424.10.2650.269
Percentage of OperatingProfitMargin94.520.729.5-1262700.05738.164.665.3

us-gaap:OperatingSegments, trn:RailcarOwnedOneYearOrLess, trn:RailcarLeasingAndManagementServicesGroup


Operating
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.693-0.1290.038-11.28513.10.0960.06
Percentage of OperatingProfitMargin1.5-30.08.8-564250.03119.023.414.6

us-gaap:OperatingSegments, trn:SalesofLeasedRailcarsDomain, trn:RailcarLeasingAndManagementServicesGroup


Operating
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value15.59.844.60.060.092-17.23817.00.1710.204
Percentage of OperatingProfitMargin41.023.594.514.021.4-861900.04047.641.749.5

trn:OperatingProfitMargin us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value43.842.70.848.80.430.393-0.0170.3540.3780.4280.0030.4050.430.4070.0370.4380.5770.4750.0150.4630.3970.416-0.0230.6350.5780.502-0.0150.423
Percentage of OperatingProfitMargin115.9102.4160.0103.4100.091.4-850.084.392.2103.9-60.0102.3101.7103.0-616.795.8124.6100.093.8100.095.2101.7143.7137.1113.8101.40.090.0

trn:PaymentstoAcquireLeasingAssetsNetofSoldRailcarsOwnedOneYearorLess

trn:PaymentstoAcquireLeasingAssetsNetofSoldRailcarsOwnedOneYearorLess


Paymentsto
Period End2020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-31
Value1891301292671632254652721721853182478810816224320912322219122213628374
Percentage of PaymentstoAcquireLeasingAssetsNetofSoldRailcarsOwnedOneYearorLess100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

trn:PaymentstoAcquireLeasingAssetsNetofSoldRailcarsOwnedOneYearorLessNetCost

trn:PaymentstoAcquireLeasingAssetsNetofSoldRailcarsOwnedOneYearorLessNetCost


Paymentsto
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-31
Value0.00.0114210911879122938240.05.6685.60.00.00.0865.714554425354375320434-0.1150.114
Percentage of PaymentstoAcquireLeasingAssetsNetofSoldRailcarsOwnedOneYearorLessNetCost0.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

trn:ProceedsFromSaleOfPropertySubjectToOrAvailableForOperatingLease

trn:ProceedsFromSaleOfPropertySubjectToOrAvailableForOperatingLease


Proceeds
Period End2021-06-302021-03-312020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-31
Value7117112154211158421401187015206154990.00.00.014922479282245172
Percentage of ProceedsFromSaleOfPropertySubjectToOrAvailableForOperatingLease100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0

trn:ProceedsFromSaleOfPropertySubjectToOrAvailableForOperatingLease us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailcarOwnedGreaterThanOneYear, trn:RailcarLeasingAndManagementServicesGroup


Proceeds
Period End2020-09-302020-06-302019-09-302019-06-30
Value6.5637570
Percentage of ProceedsFromSaleOfPropertySubjectToOrAvailableForOperatingLease0.00.035.544.6

us-gaap:OperatingSegments, trn:RailcarOwnedOneYearOrLess, trn:RailcarLeasingAndManagementServicesGroup


Proceeds
Period End2020-09-302020-06-302019-09-302019-06-30
Value0.01013687
Percentage of ProceedsFromSaleOfPropertySubjectToOrAvailableForOperatingLease0.00.064.555.4

us-gaap:OperatingSegments, trn:SalesofLeasedRailcarsDomain, trn:RailcarLeasingAndManagementServicesGroup


Proceeds
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-30
Value71176.573112211158
Percentage of ProceedsFromSaleOfPropertySubjectToOrAvailableForOperatingLease100.0100.00.00.0100.0100.0100.0

trn:ProceedsFromSalesOfRailcarsOwnedMoreThanOneYearAtTimeOfSale

trn:ProceedsFromSalesOfRailcarsOwnedMoreThanOneYearAtTimeOfSale


Proceeds
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value0.06.563683075702910767401520067920.00.00.0316.720114688788.4151722472208.53031607.626
Percentage of ProceedsFromSalesOfRailcarsOwnedMoreThanOneYearAtTimeOfSale0.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

trn:RepaymentsonWarehouseLoanFacility us-gaap:ConsolidatedEntities, us-gaap:CreditFacility, us-gaap:DebtInstrument, us-gaap:LongtermDebtType, us-gaap:StatementBusinessSegments

trn:RepaymentsonWarehouseLoanFacility

trn:TILC, us-gaap:RevolvingCreditFacility, trn:TilcWarehouseFacility, us-gaap:LineOfCredit, trn:RailcarLeasingAndManagementServicesGroup


Repaymentson
Period End2021-06-302021-03-312020-12-31
Value2291226
Percentage of RepaymentsonWarehouseLoanFacility100.0100.0100.0

trn:RevenuesPercentChange us-gaap:ConsolidationItems, us-gaap:ProductOrService, us-gaap:StatementBusinessSegments

trn:RevenuesPercentChange

us-gaap:OperatingSegments, trn:LeasingAndManagement, trn:RailcarLeasingAndManagementServicesGroup


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value1.3-4.40.3-3.3-0.0350.026-0.0220.0810.0280.0720.012-0.067-0.004-0.0240.0040.0850.0360.049-0.002-0.0160.0020.026-0.0030.116
Percentage of RevenuesPercentChange100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingSegments, trn:RailcarOwnedOneYearOrLess, trn:RailcarLeasingAndManagementServicesGroup


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value-100.0-100.0-7.8-100.0-0.8852.331
Percentage of RevenuesPercentChange-7692.32272.7-2600.03030.32528.68965.4

trn:RevenuesPercentChange us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Revenues
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-30
Value-4.0-22.3-4.5-43.7-0.3040.1790.020.4350.2990.1480.047-0.1730.111-0.0240.0240.584-0.3520.002-0.137-0.3030.246-0.2710.1560.211
Percentage of RevenuesPercentChange-307.7506.8-1500.01324.2868.6688.5-90.9537.01067.9205.6391.7258.2-2775.0100.0600.0687.1-977.84.16850.01893.812300.0-1042.3-5200.0181.9

trn:SellingEngineeringandAdministrativeExpensePercentChange us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

trn:SellingEngineeringandAdministrativeExpensePercentChange

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Selling
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302019-12-312019-09-302019-06-30
Value1.5-21.0-4.19.30.024-0.017-0.1010.008
Percentage of SellingEngineeringandAdministrativeExpensePercentChange100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AllowanceForDoubtfulAccountsReceivableWriteOffs

us-gaap:AllowanceForDoubtfulAccountsReceivableWriteOffs


Allowance
Period End2020-12-31
Value-100000.0
Percentage of AllowanceForDoubtfulAccountsReceivableWriteOffs100.0

us-gaap:AmortizationOfFinancingCostsAndDiscounts

us-gaap:AmortizationOfFinancingCostsAndDiscounts


Amortization
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value3.63.04.25.00.83.76.33.23.63.63.12.45.27.47.79.47.47.37.27.17.07.27.16.98.47.78.37.47.27.87.17.58.18.1-0.37.57.57.3
Percentage of AmortizationOfFinancingCostsAndDiscounts100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:AssetImpairmentCharges

us-gaap:AssetImpairmentCharges


Asset
Period End2020-12-312020-09-302020-06-302019-06-302018-12-312017-12-31
Value270.03690.0-24.80.0
Percentage of AssetImpairmentCharges100.00.0100.00.0100.00.0

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect

us-gaap:CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-31
Value-29.8576.5-72.0-15.63162-1.428-162.7-215.1-189.0-47.8-171.1-77.24723328
Percentage of CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations

us-gaap:CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations


Cash
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value0.0-0.40.10.00.0-0.2-3.10.00.00.0-35.51128990.20.40.20.2-3.7-1.010-3.1-1.8-3.56.9-0.8
Percentage of CashProvidedByUsedInOperatingActivitiesDiscontinuedOperations0.0100.0100.00.00.0100.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CommonStockDividendsPerShareDeclared

us-gaap:CommonStockDividendsPerShareDeclared


Common
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.210.210.190.190.190.190.170.170.170.130.130.130.130.130.130.130.110.110.110.110.110.110.110.110.10.10.10.10.150.150.150.130.110.110.110.110.090.090.090.090.080.080.080.080.08
Percentage of CommonStockDividendsPerShareDeclared100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CostMaintenance us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:CostMaintenance

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Cost
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-30
Value25252018232522242627232425262725
Percentage of CostMaintenance100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:CurrentIncomeTaxExpenseBenefit

us-gaap:CurrentIncomeTaxExpenseBenefit


Current
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value0.54.8-23.3-18.7-79.7-372.84.02.51.0-0.8
Percentage of CurrentIncomeTaxExpenseBenefit100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAdministrationExpenses

us-gaap:DefinedBenefitPlanAdministrationExpenses


Defined
Period End2021-06-302021-03-31
Value1000000.01200000.0
Percentage of DefinedBenefitPlanAdministrationExpenses100.0100.0

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses

us-gaap:DefinedBenefitPlanAmortizationOfGainsLosses


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302010-12-312010-09-302010-06-30
Value-100000.0-100000.0-1500000.0-1500000.0-1500000.0-1500000.0-1200000.0-1200000.0-1100000.0-1100000.0-1200000.0-1300000.0-1100000.0-1200000.0-1100000.0-1400000.0-1200000.0-1200000.0-1300000.0-1200000.0-1300000.0-1300000.0-1100000.0-1300000.0-1300000.0-1300000.0-500000.0-1000000.0-300000.0-300000.0-1200000.0-1200000.0-1300000.0-1200000.0-700000.0-700000.0-900000.0-900000.0-400000.0-400000.0-500000.0-300000.0-400000.0-600000.0
Percentage of DefinedBenefitPlanAmortizationOfGainsLosses100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit

us-gaap:DefinedBenefitPlanAmortizationOfPriorServiceCostCredit


Defined
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-312013-12-312013-09-302012-12-312012-09-302011-12-312011-09-30
Value300000.0300000.0300000.0300000.000100000.000100000.00100000.0
Percentage of DefinedBenefitPlanAmortizationOfPriorServiceCostCredit100.0100.0100.0100.00.00.0100.00.00.0100.00.0100.0

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets

us-gaap:DefinedBenefitPlanExpectedReturnOnPlanAssets


Defined
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value5.25.35.25.25.75.85.85.76.86.96.96.86.86.86.86.86.86.86.86.87.77.67.67.67.87.87.77.76.76.66.76.65.85.75.85.65.75.75.75.75.15.05.0
Percentage of DefinedBenefitPlanExpectedReturnOnPlanAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanInterestCost

us-gaap:DefinedBenefitPlanInterestCost


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value0.10.13.63.83.73.74.95.04.94.94.64.64.64.54.94.94.94.95.15.35.25.25.05.05.05.05.15.15.05.04.64.64.64.74.84.94.94.84.94.94.94.94.54.44.9
Percentage of DefinedBenefitPlanInterestCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost

us-gaap:DefinedBenefitPlanNetPeriodicBenefitCost


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value0.20.21510.30.30.30.40.40.30.3-0.4-1.0-1.1-1.1-0.8-0.5-0.6-0.6-0.3-0.2-0.2-0.2-1.4-1.2-1.2-1.2-2.1-1.5-2.3-2.3-0.5-0.5-0.6-0.40.00.20.22.92.61.82.12.32.22.03.0
Percentage of DefinedBenefitPlanNetPeriodicBenefitCost100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedContributionPlanCostRecognized

us-gaap:DefinedContributionPlanCostRecognized


Defined
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-30
Value2.42.82.51.91.92.72.73.13.02.2-2.44.74.44.43.83.93.84.03.23.53.94.63.84.55.15.34.63.95.23.72.83.13.33.13.03.13.22.62.91.92.2
Percentage of DefinedContributionPlanCostRecognized100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DefinedContributionPlanEmployerDiscretionaryContributionAmount

us-gaap:DefinedContributionPlanEmployerDiscretionaryContributionAmount


Defined
Period End2021-06-302021-03-31
Value0.010
Percentage of DefinedContributionPlanEmployerDiscretionaryContributionAmount0.0100.0

us-gaap:DepreciationAmortizationAndAccretionNet us-gaap:ChangeInAccountingEstimateByType

us-gaap:DepreciationAmortizationAndAccretionNet

us-gaap:ServiceLife


Depreciation
Period End2020-12-312020-09-302020-06-30
Value6.05.95.9
Percentage of DepreciationAmortizationAndAccretionNet100.0100.0100.0

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

us-gaap:DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet

trn:InterestRateSwapExpired2006SecuredRailcarEquipmentNotes, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense


Derivative
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value0.00.00.00.10.10.00.10.00.10.00.00.10.10.10.00.10.10.10.10.10.10.00.10.10.00.1
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet0.00.00.0100.0100.00.0100.00.0100.00.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0

trn:InterestRateSwapExpired2018SecuredRailcarEquipmentNotes, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.0-0.10.0-0.10.0-0.10.0-0.10.0-0.10.10.00.00.0
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet0.00.00.00.00.0-100.00.00.00.00.0100.00.00.00.0

trn:InterestRateSwapExpiredTRIPHoldingsWarehouseLoan, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value-0.5-0.5-0.5-0.5-0.5-0.5-0.5-0.5-0.5-0.5-0.5-0.5-0.5-0.7-1.1-1.1-1.1-1.2-1.2-1.2-1.2-1.2-1.2-1.2-1.2-1.3-1.2-1.3
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet0.00.00.00.00.0-500.0-500.00.0-500.00.0-500.00.00.0-700.0-1100.0-1100.00.0-1200.0-1200.0-1200.0-1200.0-1200.0-1200.00.0-1200.0-1300.00.0-1300.0

trn:InterestRateSwapExpiredTRIPMasterFundingSecuredRailcarEquipmentNotes, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense


Derivative
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-30
Value0.0-0.10.0-0.10.0-0.10.0-0.10.0-0.1
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet0.00.00.0-100.00.00.00.00.00.00.0

trn:InterestRateSwapExpiredTriumphRailSecuredRailcarEquipmentNotes, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense


Derivative
Period End2021-06-30
Value-0.1
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet0.0

us-gaap:ForeignExchangeContract, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value2.33.70.8999999999999996-2.3-2.60.8
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet0.00.00.00.00.0800.0

us-gaap:InterestRateCap, us-gaap:DesignatedAsHedgingInstrument, us-gaap:InterestExpense


Derivative
Period End2020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.00.10.00.00.00.00.10.0-0.10.00.00.0
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet0.00.00.00.00.00.0100.00.0-100.00.00.00.0

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


Derivative
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value-3.1-3.1-3.2-3.1-3.0-1.7-1.2-0.6-0.7-0.6-0.30.00.00.0
Percentage of DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet0.00.00.00.00.0-1700.0-1200.00.0-700.00.0-300.00.00.00.0

us-gaap:DiscontinuedOperationTaxEffectOfDiscontinuedOperation

us-gaap:DiscontinuedOperationTaxEffectOfDiscontinuedOperation


Discontinued
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.00.40.00.00.0-0.1-0.4-0.1-0.3-0.29.54.08.19.1
Percentage of DiscontinuedOperationTaxEffectOfDiscontinuedOperation0.0100.00.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStockCash

us-gaap:DividendsCommonStockCash


Dividends
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value212321202421212217191919191919161616161616161615151515111111108.78.68.68.87.27.234-19.86.3
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:DividendsCommonStockCash us-gaap:StatementEquityComponents

us-gaap:Parent


Dividends
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value212321202421212217191919191919161616161616161615151515111111108.78.68.68.87.27.234-19.86.3
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:RetainedEarnings


Dividends
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value212321202421212217191919191919161616161616161615151515111111108.78.68.68.87.27.234-19.86.3
Percentage of DividendsCommonStockCash100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate

us-gaap:EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate


Effective
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value21.021.0020.7921.00.21-20.7900.210.210.2100.350.350.3500.350.350.3500.350.350.3500.350.350.3500.350.350.3500.350.350.3500.350.350.3500.350.35
Percentage of EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0

us-gaap:EmployeeServiceShareBasedCompensationCashFlowEffectCashUsedToSettleAwards

us-gaap:EmployeeServiceShareBasedCompensationCashFlowEffectCashUsedToSettleAwards


Employee
Period End2021-03-312020-12-312020-09-30
Value2900000.01800000.04900000.0
Percentage of EmployeeServiceShareBasedCompensationCashFlowEffectCashUsedToSettleAwards100.0100.0100.0

us-gaap:ExtinguishmentOfDebtAmount us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:StatementBusinessSegments

us-gaap:ExtinguishmentOfDebtAmount

trn:WhollyOwnedSubsidiaries, trn:A2006SecuredRailcarEquipmentNotes, trn:RailcarLeasingAndManagementServicesGroup


Extinguishment
Period End2020-12-31
Value0.0
Percentage of ExtinguishmentOfDebtAmount0.0

us-gaap:ExtinguishmentOfDebtAmount us-gaap:ConsolidatedEntities, us-gaap:DebtInstrument, us-gaap:StatementBusinessSegments, us-gaap:SubsequentEventType

trn:WhollyOwnedSubsidiaries, trn:A2018SecuredRailcarEquipmentNotesDomain, trn:RailcarLeasingAndManagementServicesGroup, us-gaap:SubsequentEvent


Extinguishment
Period End2020-10-19
Value153
Percentage of ExtinguishmentOfDebtAmount0.0

us-gaap:GainLossOnDispositionOfAssets1

us-gaap:GainLossOnDispositionOfAssets1


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-31
Value700000.0700000.0-800000.00-300000.03800000.0
Percentage of GainLossOnDispositionOfAssets1100.0100.0100.00.0100.0100.0

us-gaap:GainLossOnDispositionOfAssets1 us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, us-gaap:AllOtherSegments


Gain
Period End2020-09-302020-06-302020-03-31
Value0-300000.03800000.0
Percentage of GainLossOnDispositionOfAssets10.0100.0100.0

us-gaap:GainLossOnDispositionOfAssets1 us-gaap:StatementBusinessSegments

us-gaap:AllOtherSegments


Gain
Period End2021-06-302021-03-312020-06-302020-03-31
Value700000.0700000.0300000.03800000.0
Percentage of GainLossOnDispositionOfAssets1100.0100.0-100.0100.0

us-gaap:GainLossOnSaleOfOtherAssets

us-gaap:GainLossOnSaleOfOtherAssets


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value1.09.80.21.00.90.91.4-0.20.62.1-13.11.72.20.21.5-0.40.71.32.91.5-0.3-0.20.90.910.00.9-1.10.61.7100.50.6-0.2-0.1-17.70.30.73.75.26.53.41.12.32.30.12.1
Percentage of GainLossOnSaleOfOtherAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GainLossOnSaleOfPropertyPlantEquipment

us-gaap:GainLossOnSaleOfPropertyPlantEquipment


Gain
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-30
Value12110.23.96.69.67.2171910.01711112.34416241.32.91.5111.9645840151.03.61188112.21.06.711172.37.4170.62.31.6-0.510
Percentage of GainLossOnSaleOfPropertyPlantEquipment100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:GoodwillAcquiredDuringPeriod

us-gaap:GoodwillAcquiredDuringPeriod


Goodwill
Period End2021-03-312017-09-302016-09-302015-09-302015-06-302015-03-312014-09-302014-06-302014-03-312013-09-302013-06-302013-03-312012-09-302012-06-302011-06-30
Value6.9140.00.00.00.03765.1820.07.02.53.20.87.0
Percentage of GoodwillAcquiredDuringPeriod100.0100.00.00.00.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0

us-gaap:ImpairmentOfLongLivedAssetsToBeDisposedOf

us-gaap:ImpairmentOfLongLivedAssetsToBeDisposedOf


Impairment
Period End2020-09-302020-06-302020-03-312019-06-302019-03-31
Value0.70.05.20.00.0
Percentage of ImpairmentOfLongLivedAssetsToBeDisposedOf100.00.0100.00.00.0

us-gaap:ImpairmentOfLongLivedAssetsToBeDisposedOf us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailProductsGroup


Impairment
Period End2020-09-302020-06-30
Value0.70.0
Percentage of ImpairmentOfLongLivedAssetsToBeDisposedOf100.00.0

us-gaap:OperatingSegments, us-gaap:CorporateNonSegment


Impairment
Period End2020-09-302020-06-302020-03-31
Value0.00.05.2
Percentage of ImpairmentOfLongLivedAssetsToBeDisposedOf0.00.0100.0

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTax


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-31
Value0.0-0.40.10.00.0-0.2-0.8-0.4-0.8-1.1-0.3-0.228268.1313132-0.10.6-0.2-0.30.40.3-1.06.6-0.20.71.4-0.1-0.40.50.0-1.2
Percentage of IncomeLossFromDiscontinuedOperationsNetOfTax0.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity

us-gaap:IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity


Income
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.0-0.40.10.00.0-0.2-0.8-0.4-0.8-1.1-0.3-0.22826
Percentage of IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity0.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInAccruedLiabilities

us-gaap:IncreaseDecreaseInAccruedLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value6.4-10.4-12.318-6.9-30.8-53.8221.1-52.8661314-42.61.31721-26.6-78.52125-73.3-40.922-47.4-103.35349-51.930-51.410725-8.261934.0-33.411-22.2-15.612-19.48.1-26.6-21.6
Percentage of IncreaseDecreaseInAccruedLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable

us-gaap:IncreaseDecreaseInIncomeTaxesReceivable


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-31
Value-207.4-1.2-39.22273374-6.40.14.9-24.3-0.13.8-0.21.6-4.4-3.60.6-14.8
Percentage of IncreaseDecreaseInIncomeTaxesReceivable100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingAssets

us-gaap:IncreaseDecreaseInOtherOperatingAssets


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value-6.9-6.4-4.127-10.3-159.4453537-4.32030251.0163.423-22.1-10.11110-30.4249.17.8-0.8-25.9158.410-5.7238.22.9-10.027223.3-24.2209.47.5-3.6-0.1-5.9-11.6
Percentage of IncreaseDecreaseInOtherOperatingAssets100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities

us-gaap:IncreaseDecreaseInOtherOperatingLiabilities


Increase
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value5.5-4.69.80.70.2-1.72.4-1.31.0-6.2-2.31.5-0.52.47.01.90.3-27.0-46.54.83.60.90.60.60.33.4-0.82.2-2.73.9-37.440-1.46.1-1.32.31.0-5.9-1.2-1.1124.8-3.4-9.3-1.0-11.4
Percentage of IncreaseDecreaseInOtherOperatingLiabilities100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements

us-gaap:IncrementalCommonSharesAttributableToShareBasedPaymentArrangements


Incremental
Period End2021-06-302021-03-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-30
Value2300000.02400000.0600000.001900000.0100000.01300000.01600000.01800000.0100000.0800000.0800000.0900000.0100000.0500000.0300000.0000000000100000.0100000.000100000.0100000.0100000.00200000.0200000.0300000.00200000.0300000.0300000.0100000.0100000.0200000.0
Percentage of IncrementalCommonSharesAttributableToShareBasedPaymentArrangements100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.00.00.00.00.00.00.00.00.0100.0100.00.00.0100.0100.0100.00.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0

us-gaap:InvestmentIncomeInterest

us-gaap:InvestmentIncomeInterest


Investment
Period End2021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-312011-12-312011-09-302011-06-302011-03-312010-12-312010-09-302010-06-302010-03-31
Value0.10.20.60.02.42.61.81.61.31.92.43.73.93.53.12.31.71.51.41.31.20.60.60.50.50.40.40.70.40.70.60.40.40.40.40.30.40.30.50.40.30.40.30.30.4
Percentage of InvestmentIncomeInterest100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseAndRentalExpense

us-gaap:LeaseAndRentalExpense


Lease
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value4.23.73.63.74.63.94.74.04.15.2
Percentage of LeaseAndRentalExpense100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:LeaseAndRentalExpense us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailcarLeasingAndManagementServicesGroup


Lease
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-30
Value1.71.71.62.13.03.03.33.84.35.5129.79.9109.910.09.91010.09.99.99.5109.99.6111313
Percentage of LeaseAndRentalExpense40.545.944.456.865.276.970.295.0104.9105.80.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.00.0

us-gaap:LossContingencyReceivableProceeds us-gaap:LossContingenciesByNatureOfContingency

us-gaap:LossContingencyReceivableProceeds

us-gaap:LossFromCatastrophes


Loss
Period End2021-06-30
Value4800000.0
Percentage of LossContingencyReceivableProceeds100.0

us-gaap:LossOnContractTermination

us-gaap:LossOnContractTermination


Loss
Period End2020-12-312020-09-30
Value0600000.0
Percentage of LossOnContractTermination0.0100.0

us-gaap:LossOnContractTermination us-gaap:ConsolidationItems, us-gaap:StatementBusinessSegments

us-gaap:OperatingSegments, trn:RailProductsGroup


Loss
Period End2020-09-30
Value200000.0
Percentage of LossOnContractTermination33.3

us-gaap:OperatingSegments, us-gaap:CorporateNonSegment


Loss
Period End2020-09-30
Value400000.0
Percentage of LossOnContractTermination66.7

us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinuingOperations

us-gaap:NetCashProvidedByUsedInOperatingActivitiesContinuingOperations


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-302012-06-302012-03-31
Value26570195129154173232161128-125.994-40.314673486174-48.12052911021611042775712071
Percentage of NetCashProvidedByUsedInOperatingActivitiesContinuingOperations100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic

us-gaap:NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value123.7-127.324-206.91602248363127273513
Percentage of NetIncomeLossFromContinuingOperationsAvailableToCommonShareholdersBasic100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic

us-gaap:NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic


Net
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-31
Value0.0-0.40.10.00.0-0.2-0.8-0.4-0.8-1.1-0.4-0.22726
Percentage of NetIncomeLossFromDiscontinuedOperationsAvailableToCommonShareholdersBasic0.0100.0100.00.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance

us-gaap:NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance


Noncontrolling
Period End2020-09-302014-09-302013-12-31
Value6.10.00.0
Percentage of NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance100.00.00.0

us-gaap:NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance us-gaap:StatementEquityComponents

us-gaap:NoncontrollingInterest


Noncontrolling
Period End2020-09-302014-09-302013-12-31
Value6.10.00.0
Percentage of NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance100.00.00.0

us-gaap:OperatingLeaseLeaseIncomeLeasePayments

us-gaap:OperatingLeaseLeaseIncomeLeasePayments


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value165163165169165172169169171179
Percentage of OperatingLeaseLeaseIncomeLeasePayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeasePayments

us-gaap:OperatingLeasePayments


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value4.23.73.63.74.63.94.74.04.15.2
Percentage of OperatingLeasePayments100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OperatingLeaseVariableLeaseIncome

us-gaap:OperatingLeaseVariableLeaseIncome


Operating
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-31
Value1213189.0101213121010
Percentage of OperatingLeaseVariableLeaseIncome100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax

us-gaap:OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value-300000.0-200000.0-200000.0-200000.000
Percentage of OtherComprehensiveIncomeDefinedBenefitPlanNetPriorServiceCostsCreditArisingDuringPeriodNetOfTax100.0100.0100.0100.00.00.0

us-gaap:OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax

us-gaap:OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax


Other
Period End2020-12-312020-09-302020-06-302020-03-312019-06-302019-03-31
Value0-100000.0-100000.0-100000.000
Percentage of OtherComprehensiveIncomeLossAmortizationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetPriorServiceCostCreditTax0.0100.0100.0100.00.00.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value-0.46.2132.0-1.7-25.6-24.9-4.6-8.0-5.5-18.20.7-1.70.13.20.20.30.3-3.5-0.40.01.1-6.7
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax us-gaap:StatementEquityComponents

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value-0.46.25.92.0-1.7-25.65.3-4.6-8.0-5.5-9.70.2-0.90.8-0.1-0.6-0.20.00.40.0-0.3-0.40.1
Percentage of OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax100.0100.043.4100.0100.0100.0-21.3100.0100.0100.053.328.652.9800.0-3.1-300.0-66.70.0-11.4-0.00.0-36.4-1.5

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value1.25.11337.84.3-23.5-22.6-3.1-6.5-4.1-17.01.8-0.91.54.31.61.51.3-2.60.81.32.4-5.5
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent us-gaap:StatementEquityComponents

us-gaap:AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLoss


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value0.00.11251.41.41.4-29.20.90.80.8-8.61.00.90.84.60.90.70.8-2.50.80.80.8-5.2
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent0.02.094.117.932.6-6.0129.2-29.0-12.3-19.550.655.6-100.053.3107.056.246.761.596.2100.061.533.394.5

us-gaap:AccumulatedNetGainLossFromDesignatedOrQualifyingCashFlowHedges


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-31
Value1.25.07.96.42.9-24.96.6-4.0-7.3-4.9-9.40.3-1.01.40.0-0.10.30.20.50.40.20.10.5
Percentage of OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent100.098.05.982.167.4106.0-29.2129.0112.3119.555.316.7111.193.30.0-6.220.015.4-19.250.015.44.2-9.1

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value-2000000.0900000.0-2300000.0-4700000.0-4900000.0-1000000.0-1600000.0-1000000.0-1000000.0-900000.0-600000.0-400000.0-300000.0-1000000.0-700000.0-1000000.0-1200000.0-1000000.0-1200000.0-1200000.0-1200000.0-1000000.0-1400000.0-1200000.0-2600000.0-3800000.0-4100000.0-4200000.0-4200000.0-4300000.0-4400000.0-4400000.0-4700000.0-4600000.0-1900000.0-1300000.0
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax


Other
Period End2021-06-302021-03-312020-12-312020-09-302020-06-302020-03-312019-12-312019-09-302019-06-302019-03-312018-12-312018-09-302018-06-302018-03-312017-12-312017-09-302017-06-302017-03-312016-12-312016-09-302016-06-302016-03-312015-12-312015-09-302015-06-302015-03-312014-12-312014-09-302014-06-302014-03-312013-12-312013-09-302013-06-302013-03-312012-12-312012-09-30
Value600000.0-900000.0-500000.0-1300000.0-1200000.0-500000.0-100000.0-300000.00400000.0-400000.00200000.0-300000.0-300000.0-100000.00-300000.0-100000.0-100000.0-100000.0-400000.0-100000.0-200000.01000000.02100000.01800000.01900000.01900000.02000000.01900000.02000000.02000000.02800000.0300000.01000000.0
Percentage of OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax100.0100.0100.0100.0100.0100.0100.0100.00.0100.0100.00.0100.0100.0100.0100.00.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0100.0

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax

us-gaap:OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax


Other