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Segment and Significant Customer Information (Details 1) | Mar. 31, 2015 | Dec. 31, 2014
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Animal Health International, Inc [Member] |  |  |  |
Revenue, Major Customer [Line Items] |  |  |  |
Accounts receivable due from significant customers | 40.00%iccc_AccountsReceivableDueFromSignificantCustomers / us-gaap_StatementBusinessSegmentsAxis = iccc_AnimalHealthInternationalIncMember | [1] | 45.00%iccc_AccountsReceivableDueFromSignificantCustomers / us-gaap_StatementBusinessSegmentsAxis = iccc_AnimalHealthInternationalIncMember | [1]
MWI Veterinary Supply Company [Member] |  |  |  |
Revenue, Major Customer [Line Items] |  |  |  |
Accounts receivable due from significant customers | 28.00%iccc_AccountsReceivableDueFromSignificantCustomers / us-gaap_StatementBusinessSegmentsAxis = iccc_MwiVeterinarySupplyCompanyMember | [2] | 26.00%iccc_AccountsReceivableDueFromSignificantCustomers / us-gaap_StatementBusinessSegmentsAxis = iccc_MwiVeterinarySupplyCompanyMember | [2]
[1] | During May 2015, Patterson Companies, Inc. (NASDAQ: PDCO) announced its intent to aquire Animal Health International, Inc.
[2] | During March 2015, AmerisourceBergen Corporation (NYSE: ABC) acquired MWI Veterinary Supply Company.

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- Definition The percentage amounts represents to accounts receivable due from significant customers as of the balance sheet date. + References No definition available. + Details
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Namespace Prefix: | iccc_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

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

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- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=iccc_AnimalHealthInternationalIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

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- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=iccc_MwiVeterinarySupplyCompanyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |