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Cash, Cash Equivalents, Short-Term and Long-Term Investments (Details Textual) (USD $)	Sep. 30, 2014	Dec. 31, 2013
Cash, Cash Equivalents, Short-Term and Long-Term Investments [Abstract]
Cash FDIC insurance amount limit	$ 250,000	$ 250,000
Amounts In Excess Of FDIC Limits	$ 666,000	$ 1,770,000

X

- Definition

Amounts in excess of Federal Deposit Insurance Corporation (FDIC) limits per bank that are not invested in securities backed by the U.S. government.

+ References

No definition available.

+ Details

Name:	iccc_AmountsInExcessOfFDICLimits
Namespace Prefix:	iccc_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

X

- Details

Name:	us-gaap_CashCashEquivalentsAndShortTermInvestmentsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

The amount of cash deposited in financial institutions as of the balance sheet date that is insured by the Federal Deposit Insurance Corporation.

+ References

No definition available.

+ Details

Name:	us-gaap_CashFDICInsuredAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant