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Stockholders' Equity (Details 2)	12 Months Ended
	Dec. 31, 2020	Dec. 31, 2019
Equity [Abstract]
Risk-free interest rate	0.41%	1.90%
Dividend yield	0.00%	0.00%
Expected volatility	53.00%	51.00%
Expected life	6 years 1 month 6 days	6 years

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

Name:	iccc_FairValueAssumptionsExpectedDividendRates
Namespace Prefix:	iccc_
Data Type:	num:percentItemType
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

Name:	iccc_FairValueAssumptionsRiskFreeInterestsRate
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_
Data Type:	xbrli:stringItemType
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Period Type:	duration