XML 57 R45.htm IDEA: XBRL DOCUMENT v3.21.1

Summary of Significant Accounting Policies (Details 2)	Dec. 31, 2020	Dec. 31, 2019
Company A [Member]
Revenue, Major Customer [Line Items]
Accounts receivable due from significant customers	48.00%	28.00%
Company B [Member]
Revenue, Major Customer [Line Items]
Accounts receivable due from significant customers	27.00%	48.00%

X

- Definition

The percentage amounts represents to accounts receivable due from significant customers as of the balance sheet date.

+ References

No definition available.

+ Details

Name:	iccc_AccountsReceivableDueFromSignificantCustomers
Namespace Prefix:	iccc_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant

X

- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

+ References

No definition available.

+ Details

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

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=iccc_CompanyAMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

Name:	us-gaap_StatementBusinessSegmentsAxis=iccc_CompanyBMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type: