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Summary of Significant Accounting Policies (Details 2)

Mar. 31, 2017

Dec. 31, 2016

Patterson Companies, Inc. [Member]

Revenue, Major Customer [Line Items]

Accounts receivable due from significant customers

28.00%

31.00%

AmerisourceBergen Corporation [Member]

Revenue, Major Customer [Line Items]

Accounts receivable due from significant customers

27.00%

33.00%

ANIMART LLC [Member]

Revenue, Major Customer [Line Items]

Accounts receivable due from significant customers

^[1]

12.00%

^[2]

[1]	Assumes that the acquisition of Animal Medic by ANIMART LLC (which closed during the third quarter of 2016) had occurred as of the beginning of the periods being reported.
[2]	Amount is less than 10%.

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_PattersonCompaniesIncMember
Namespace Prefix:
Data Type:	na
Balance Type:
Period Type:

X

- Details

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

X

- Details

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