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Stockholders' Equity (Details 2)	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Equity [Abstract]
Risk-free interest rate		2.90%	2.20%	2.60%
Dividend yield	0.00%	0.00%	0.00%	0.00%
Expected volatility		55.00%	52.00%	57.00%
Expected life		6 years 6 months	5 years 3 months 19 days	5 years 4 months 24 days

X

- Definition

Expected dividends to be paid to holders of the underlying shares or financial instruments (expressed as a percentage of the share or instrument's price).

+ References

No definition available.

+ Details

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Namespace Prefix:	iccc_
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Balance Type:	na
Period Type:	duration

X

- Definition

Period the instrument, asset or liability is expected to be outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

No definition available.

+ Details

Name:	iccc_FairValueAssumptionsExpectedTerms
Namespace Prefix:	iccc_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Measure of dispersion, in percentage terms (for instance, the standard deviation or variance), for a given stock price.

+ References

No definition available.

+ Details

Name:	iccc_FairValueAssumptionsExpectedVolatilityRates
Namespace Prefix:	iccc_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Risk-free interest rate assumption used in valuing an instrument.

+ References

No definition available.

+ Details

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Namespace Prefix:	iccc_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_EquityAbstract
Namespace Prefix:	us-gaap_
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