XML 89 R58.htm IDEA: XBRL DOCUMENT v2.4.1.9
DERIVATIVE FINANCIAL INSTRUMENTS (Details Textual) (USD $)
In Millions, unless otherwise specified
Jan. 18, 2013
Mar. 27, 2015
Sep. 30, 2014
Dec. 13, 2013
Notional amount $ 14.0us-gaap_DerivativeAssetNotionalAmount      
Fixed interest rate 1.32%us-gaap_DerivativeFixedInterestRate      
Interest Rate Swap [Member]        
Fair value of interest rate swap asset   $ 0us-gaap_InterestRateDerivativeLiabilitiesAtFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_InterestRateSwapMember
$ 0.2us-gaap_InterestRateDerivativeLiabilitiesAtFairValue
/ us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis
= us-gaap_InterestRateSwapMember
 
Term Loan B [Member]        
Fixed interest rate 3.25%us-gaap_DerivativeFixedInterestRate
/ us-gaap_LongtermDebtTypeAxis
= iec_TermLoanBMember
     
Applicable margin rate 4.57%us-gaap_DebtInstrumentInterestRateEffectivePercentage
/ us-gaap_LongtermDebtTypeAxis
= iec_TermLoanBMember
    3.25%us-gaap_DebtInstrumentInterestRateEffectivePercentage
/ us-gaap_LongtermDebtTypeAxis
= iec_TermLoanBMember