Document And Entity Information - shares	3 Months Ended
	Sep. 27, 2015	Nov. 04, 2015
Document and Entity Information [Abstract]
Entity Registrant Name	UNIFI INC
Trading Symbol	ufi
Document Type	10-Q
Current Fiscal Year End Date	--06-26
Entity Common Stock, Shares Outstanding		17,806,722
Amendment Flag	false
Entity Central Index Key	0000100726
Entity Current Reporting Status	Yes
Entity Voluntary Filers	No
Entity Filer Category	Accelerated Filer
Entity Well-known Seasoned Issuer	No
Document Period End Date	Sep. 27, 2015
Document Fiscal Year Focus	2016
Document Fiscal Period Focus	Q1