XML 72 R77.htm IDEA: XBRL DOCUMENT v2.4.1.9
Accumulated Other Comprehensive Loss (Details) (USD $)
In Millions, unless otherwise specified
 3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Changes in accumulated other comprehensive loss    
Currency translation adjustments, Beginning Balance $ (18.5)us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax  
Currency translation adjustments, Other comprehensive loss, net of tax, before reclassifications (3.8)us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationGainLossArisingDuringPeriodNetOfTax  
Currency translation adjustments, Amounts reclassified from accumulated other comprehensive loss, net of tax benefit of $0.0 0us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationNetOfTax  
Currency translation adjustments, Amounts reclassified from accumulated other comprehensive loss, tax benefit 0us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationReclassificationAdjustmentFromAOCIRealizedUponSaleOrLiquidationTax  
Currency translation adjustments, Less: noncontrolling interest 0us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest  
Currency translation adjustments, Other comprehensive income (loss) (3.8)us-gaap_OtherComprehensiveIncomeForeignCurrencyTransactionAndTranslationAdjustmentNetOfTaxPortionAttributableToParent  
Currency translation adjustments, Ending Balance (22.3)us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax  
Unrealized loss on derivative financial instruments, Beginning Balance (6.6)us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax  
Unrealized loss on derivative financial instruments, Other comprehensive loss, net of tax, before reclassifications (0.3)us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax (1.2)us-gaap_OtherComprehensiveIncomeUnrealizedGainLossOnDerivativesArisingDuringPeriodNetOfTax
Unrealized loss on derivative financial instruments, Amounts reclassified from accumulated other comprehensive loss, net of tax benefit of $6.6 3.8us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax 4.3us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesNetOfTax
Unrealized loss on derivative financial instruments, Amounts reclassified from accumulated other comprehensive loss, tax benefit 2.1us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax 2.0us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIOnDerivativesTax
Unrealized loss on derivative financial instruments, Less: noncontrolling interest (0.6)us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToNoncontrollingInterest  
Unrealized loss on derivative financial instruments, Other comprehensive income (loss) 2.9us-gaap_OtherComprehensiveIncomeDerivativesQualifyingAsHedgesNetOfTaxPortionAttributableToParent  
Unrealized loss on derivative financial instruments, Ending Balance (3.7)us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax  
Net actuarial gains/(losses) of defined benefit plans, Beginning Balance (86.8)us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax  
Net actuarial gains/(losses) of defined benefit plans, Other comprehensive loss, net of tax, before reclassifications 0us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansNetUnamortizedGainLossArisingDuringPeriodNetOfTax  
Net actuarial gains/(losses) of defined benefit plans, Amounts reclassified from accumulated other comprehensive loss, net of tax benefit of $0.5 0.8us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax 0.2us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax
Net actuarial gains/(losses) of defined benefit plans, Amounts reclassified from accumulated other comprehensive loss, tax benefit 0.5us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax 0.1us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossTax
Net actuarial gains/(losses) of defined benefit plans, Less: noncontrolling interest 0us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToNoncontrollingInterest  
Net actuarial gains/(losses) of defined benefit plans, Other comprehensive income (loss) 0.8us-gaap_OtherComprehensiveIncomeDefinedBenefitPlansAdjustmentNetOfTaxPortionAttributableToParent  
Net actuarial gains/(losses) of defined benefit plans, Ending Balance (86.0)us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax  
Accumulated Other Comprehensive Loss, Beginning Balance (111.9)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax  
Accumulated Other Comprehensive Loss, Other comprehensive loss, net of tax, before reclassifications (4.1)trn_OtherComprehensiveIncomeLossArisingDuringPeriodNetOfTax  
Accumulated Other Comprehensive Loss, Amounts reclassified from accumulated other comprehensive loss, net of tax benefit of $7.1 4.6trn_OtherComprehensiveIncomeLossReclassificationNetOfTax  
Accumulated Other Comprehensive Loss, Amounts reclassified from accumulated other comprehensive loss, tax benefit 2.6trn_OtherComprehensiveIncomeLossReclassificationTax  
Accumulated Other Comprehensive Loss, Less: noncontrolling interest (0.6)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToNoncontrollingInterest  
Accumulated Other Comprehensive Loss, Other comprehensive income (loss) (0.1)us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent  
Accumulated Other Comprehensive Loss, Ending Balance (112.0)us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax [1]  
Cost of revenues    
Accumualted Other Comprehensive Income [Line Items]    
Before-tax reclassification of net actuarial gains/(losses) of defined benefit plans included in cost of revenues $ 1.1us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossBeforeTax
/ us-gaap_IncomeStatementLocationAxis
= us-gaap_CostOfSalesMember		  
[1] (unaudited)