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Document And Entity Information
3 Months Ended
Sep. 25, 2011
Oct. 28, 2011
Document and Entity Information [Abstract]  
Entity Registrant NameUNIFI INC 
Document Type10-Q 
Current Fiscal Year End Date--06-24 
Entity Common Stock, Shares Outstanding 20,088,094
Amendment Flagfalse 
Entity Central Index Key0000100726 
Entity Current Reporting StatusYes 
Entity Voluntary FilersNo 
Entity Filer CategoryAccelerated Filer 
Entity Well-known Seasoned IssuerNo 
Document Period End DateSep. 25, 2011
Document Fiscal Year Focus2012 
Document Fiscal Period FocusQ1