v2.4.0.8
Document And Entity Information
9 Months Ended
Sep. 30, 2013
Oct. 31, 2013
Document and Entity Information [Abstract]    
Entity Registrant Name INTEST CORP  
Document Type 10-Q  
Current Fiscal Year End Date --12-31  
Entity Common Stock, Shares Outstanding   10,557,678
Amendment Flag false  
Entity Central Index Key 0001036262  
Entity Current Reporting Status Yes  
Entity Voluntary Filers No  
Entity Filer Category Smaller Reporting Company  
Entity Well-known Seasoned Issuer No  
Document Period End Date Sep. 30, 2013  
Document Fiscal Year Focus 2013  
Document Fiscal Period Focus Q3