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Accounting Policies - Additional Information (Detail)
3 Months Ended 12 Months Ended 12 Months Ended 3 Months Ended 12 Months Ended 12 Months Ended
Oct. 31, 2014
USD ($)
Apr. 26, 2013
USD ($)
Oct. 31, 2014
USD ($)
Oct. 25, 2013
USD ($)
Oct. 26, 2012
USD ($)
Apr. 30, 2013
USD ($)
Oct. 31, 2014
Minimum
Oct. 31, 2014
Minimum
Building
Oct. 31, 2014
Minimum
Machinery and Equipment
Oct. 31, 2014
Maximum
Oct. 31, 2014
Maximum
Building
Oct. 31, 2014
Maximum
Machinery and Equipment
Oct. 25, 2013
Swap
USD ($)
Aug. 01, 2014
Euro Term Loan
USD ($)
Oct. 31, 2014
Senior Notes Due In 2017
Oct. 25, 2013
Senior Notes Due In 2017
Oct. 31, 2014
Fair Value Hedging
USD ($)
Jul. 31, 2011
Fair Value Hedging
Euro Term Loan
EUR (€)
Oct. 31, 2014
Foreign Exchange Contract
USD ($)
Oct. 25, 2013
Foreign Exchange Contract
USD ($)
Oct. 31, 2014
Foreign Exchange Contract
Cash Flow Hedging
USD ($)
Oct. 25, 2013
Foreign Exchange Contract
Cash Flow Hedging
USD ($)
Oct. 31, 2014
U.S. Government
Oct. 25, 2013
U.S. Government
Accounting Policies [Line Items]                                                
Sales revenue percentage                                             4.00%esl_ConcentrationRisksPercentageOfNetSales
/ us-gaap_MajorCustomersAxis
= esl_USGovernmentMember
6.00%esl_ConcentrationRisksPercentageOfNetSales
/ us-gaap_MajorCustomersAxis
= esl_USGovernmentMember
Fair market value of long-term debt and short-term borrowings $ 639,400,000us-gaap_DebtInstrumentFairValue   $ 639,400,000us-gaap_DebtInstrumentFairValue $ 711,600,000us-gaap_DebtInstrumentFairValue                                        
Maturities of forecasted transactions using forward exchange contracts     24 months                                          
Derivative notional amount                                   125,000,000invest_DerivativeNotionalAmount
/ us-gaap_DebtInstrumentAxis
= esl_EuroTermLoanMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember
396,200,000invest_DerivativeNotionalAmount
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_ForeignExchangeContractMember
369,000,000invest_DerivativeNotionalAmount
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_ForeignExchangeContractMember
283,000,000invest_DerivativeNotionalAmount
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_ForeignExchangeContractMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember
271,300,000invest_DerivativeNotionalAmount
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_ForeignExchangeContractMember
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_CashFlowHedgingMember
   
Fair value of foreign currency forwards contracts, liabilities                                     14,600,000us-gaap_ForeignCurrencyCashFlowHedgeLiabilityAtFairValue
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_ForeignExchangeContractMember
2,300,000us-gaap_ForeignCurrencyCashFlowHedgeLiabilityAtFairValue
/ us-gaap_DerivativeInstrumentRiskAxis
= us-gaap_ForeignExchangeContractMember
       
Net loss on extinguishment of debt     (533,000)us-gaap_GainsLossesOnExtinguishmentOfDebt (946,000)us-gaap_GainsLossesOnExtinguishmentOfDebt 0us-gaap_GainsLossesOnExtinguishmentOfDebt                 (500,000)us-gaap_GainsLossesOnExtinguishmentOfDebt
/ us-gaap_DebtInstrumentAxis
= esl_EuroTermLoanMember
    (500,000)us-gaap_GainsLossesOnExtinguishmentOfDebt
/ us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis
= us-gaap_FairValueHedgingMember
             
Amount of interest rate swap agreement           175,000,000us-gaap_DerivativeAmountOfHedgedItem             175,000,000us-gaap_DerivativeAmountOfHedgedItem
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_SwapMember
                     
Senior Notes maturity year                             2017                  
Fixed interest rate of swap agreement                               6.625%us-gaap_DerivativeFixedInterestRate
/ us-gaap_DebtInstrumentAxis
= esl_SeniorNotesDueInTwoThousandSeventeenMember
               
Proceeds from issuance of long-term credit facilities   175,000,000us-gaap_ProceedsFromLongTermLinesOfCredit 25,000,000us-gaap_ProceedsFromLongTermLinesOfCredit 175,000,000us-gaap_ProceedsFromLongTermLinesOfCredit 30,000,000us-gaap_ProceedsFromLongTermLinesOfCredit                                      
Gain on termination of interest rate swap   2,900,000us-gaap_DerivativeGainOnDerivative                                            
Accumulated gain (loss) on foreign currency translation adjustment (61,135,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax   (61,135,000)us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax 35,397,000us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax 12,300,000us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax                                      
Gain (loss) on foreign currency transactions     6,500,000us-gaap_ForeignCurrencyTransactionGainLossBeforeTax (1,700,000)us-gaap_ForeignCurrencyTransactionGainLossBeforeTax (3,500,000)us-gaap_ForeignCurrencyTransactionGainLossBeforeTax                                      
Estimated useful lives of property, plant and equipment               15 years 3 years   30 years 10 years                        
Depreciation expense     56,200,000us-gaap_Depreciation 55,400,000us-gaap_Depreciation 52,400,000us-gaap_Depreciation                                      
Depreciation expense included in discontinued operations     5,000,000us-gaap_DepreciationAndAmortizationDiscontinuedOperations 5,000,000us-gaap_DepreciationAndAmortizationDiscontinuedOperations 4,200,000us-gaap_DepreciationAndAmortizationDiscontinuedOperations                                      
Assets under capital leases $ 43,100,000us-gaap_CapitalLeasesBalanceSheetAssetsByMajorClassNet   $ 43,100,000us-gaap_CapitalLeasesBalanceSheetAssetsByMajorClassNet $ 47,100,000us-gaap_CapitalLeasesBalanceSheetAssetsByMajorClassNet                                        
Estimated amortization of intangible assets             2 years     20 years                            
Anti-dilutive shares excluded from computation of earnings per share     136,200us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount 162,100us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount 627,475us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount                                      
Weighted average number of shares outstanding used to compute basic earnings per share     31,840,000us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 31,173,000us-gaap_WeightedAverageNumberOfSharesOutstandingBasic 30,749,000us-gaap_WeightedAverageNumberOfSharesOutstandingBasic                                      
Weighted average number of shares outstanding used to compute diluted earnings per share     32,448,000us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 31,738,000us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding 31,282,000us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding                                      
Weighted average number of share outstanding basic and diluted 31,907,000us-gaap_WeightedAverageNumberOfShareOutstandingBasicAndDiluted