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Document and Entity Information - shares
9 Months Ended
Sep. 30, 2016
Nov. 08, 2016
Document and Entity Information [Abstract]    
Entity Registrant Name IMMUCELL CORP /DE/  
Entity Central Index Key 0000811641  
Current Fiscal Year End Date --12-31  
Document Type 10-Q  
Amendment Flag false  
Document Period End Date Sep. 30, 2016  
Document Fiscal Period Focus Q3  
Document Fiscal Year Focus 2016  
Entity Filer Category Smaller Reporting Company  
Entity Common Stock, Shares Outstanding   4,847,390