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Bank Debt (Details Textual) (USD $)
3 Months Ended
Mar. 31, 2015
Mar. 31, 2014
Mar. 31, 2011
Sep. 30, 2010
Debt Instrument [Line Items]        
Secured Debt       $ 2,100,000us-gaap_SecuredDebt
Proceeds from Notes Payable     600,000us-gaap_ProceedsFromNotesPayable  
Derivatives Interest Rate Swap Payments 5,219iccc_DerivativesInterestRateSwapPayments 5,566iccc_DerivativesInterestRateSwapPayments    
Other Comprehensive Income (Loss), Net Of Tax (3,906)us-gaap_OtherComprehensiveIncomeLossNetOfTax (1,408)us-gaap_OtherComprehensiveIncomeLossNetOfTax    
Line of credit facility, description a wholly owned subsidiary of TD Financial Group, which is a multinational bank with approximately $944 billion in assets and over 22 million clients worldwide      
Interest Rate Swap [Member]        
Debt Instrument [Line Items]        
Long-term Debt, Percentage Bearing Fixed Interest, Percentage Rate 3.43%us-gaap_LongTermDebtPercentageBearingFixedInterestRate
/ us-gaap_DebtInstrumentAxis
= us-gaap_InterestRateSwapMember
    6.04%us-gaap_LongTermDebtPercentageBearingFixedInterestRate
/ us-gaap_DebtInstrumentAxis
= us-gaap_InterestRateSwapMember
Derivative, Notional Amount 786,719invest_DerivativeNotionalAmount
/ us-gaap_DebtInstrumentAxis
= us-gaap_InterestRateSwapMember
    1,000,000invest_DerivativeNotionalAmount
/ us-gaap_DebtInstrumentAxis
= us-gaap_InterestRateSwapMember
Debt Instrument, Description of Variable Rate Basis London Interbank Offered Rate (LIBOR) of 3.43      
Mortgages [Member]        
Debt Instrument [Line Items]        
Secured Debt       1,000,000us-gaap_SecuredDebt
/ us-gaap_DebtInstrumentAxis
= us-gaap_MortgagesMember
Debt Instrument, Maturity Date, Description       ten-year
Mortgage Loans on Real Estate, Periodic Payment Terms, Balloon Payment to be Received       451,885us-gaap_MortgageLoansOnRealEstatePeriodicPaymentTermsBalloonPaymentToBeReceived
/ us-gaap_DebtInstrumentAxis
= us-gaap_MortgagesMember
Mortgage Loans on Real Estate, Periodic Payment Terms       will be due in the third quarter of 2020
Note Payable [Member]        
Debt Instrument [Line Items]        
Secured Debt       600,000us-gaap_SecuredDebt
/ us-gaap_DebtInstrumentAxis
= iccc_NotePayableMember
Debt Instrument, Maturity Date, Description       fifty-four month
Debt Instrument, Description of Variable Rate Basis Interest on the note is variable at the higher of 4.25% per annum or the LIBOR plus 3.25% per annum      
Line Of Credit [Member]        
Debt Instrument [Line Items]        
Secured Debt       $ 500,000us-gaap_SecuredDebt
/ us-gaap_DebtInstrumentAxis
= us-gaap_LineOfCreditMember
Debt Instrument, Maturity Date, Description The $500,000 line of credit is available as needed and has been extended through May 31, 2016 and is renewable annually thereafter.      
Debt Instrument, Description of Variable Rate Basis Interest on any borrowings against the line of credit would be variable at the higher of 4.25% per annum or the LIBOR plus 3.5% per annum