Note 20 - Computation of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended																12 Months Ended
	Jun. 26, 2016		Mar. 27, 2016		Dec. 27, 2015		Sep. 27, 2015		Jun. 28, 2015		Mar. 29, 2015		Dec. 28, 2014		Sep. 28, 2014		Jun. 26, 2016	Jun. 28, 2015	Jun. 29, 2014
Net income attributable to Unifi, Inc.	$ 10,237	[1]	$ 9,689	[1]	$ 6,464	[1]	$ 8,025	[1]	$ 15,640	[2]	$ 10,016	[2]	$ 9,418	[2]	$ 7,077	[2]	$ 34,415	$ 42,151	$ 28,823
Weighted average common shares outstanding (in shares)																	17,857	18,207	18,919
Basic EPS (in dollars per share)	$ 0.57	[3]	$ 0.54	[3]	$ 0.36	[3]	$ 0.45	[3]	$ 0.86	[3]	$ 0.55	[3]	$ 0.52	[3]	$ 0.39	[3]	$ 1.93	$ 2.32	$ 1.52
Net potential common share equivalents – stock options and RSUs (in shares)																	558	629	702
Adjusted weighted average common shares outstanding (in shares)																	18,415	18,836	19,621
Diluted EPS (in dollars per share)	$ 0.56	[3]	$ 0.53	[3]	$ 0.35	[3]	$ 0.43	[3]	$ 0.83	[3]	$ 0.53	[3]	$ 0.50	[3]	$ 0.37	[3]	$ 1.87	$ 2.24	$ 1.47
Anti-dilutive common share equivalents (in shares)																	193	150	91
Unvested options that vest upon achievement of certain market conditions (in shares)																			13

[1] Includes the unfavorable impact of key employee transition costs of approximately $840, $270 and $400 for the quarters ended June 26, 2016, March 27, 2016 and December 27, 2015, respectively

[2] Net income attributable to Unifi, Inc. for the quarter ended September 28, 2014 includes a bargain purchase gain recorded by PAL (of which $1,506 was recognized by the Company). Net income attributable to Unifi, Inc. for the quarter ended December 28, 2014 includes a net change in deferred tax valuation allowances of $630 recorded as a benefit to the income tax provision. Net income attributable to Unifi, Inc. for the quarter ended March 29, 2015 includes the following: a. a net change in deferred tax valuation allowances of $924 recorded as a benefit to the income tax provision, b. renewable energy tax credits of $782 recorded as a benefit to the income tax provision and c. an after-tax loss on extinguishment of debt of approximately $676. Net income attributable to Unifi, Inc. for the quarter ended June 28, 2015 includes the following: a. a net change in deferred tax valuation allowances of $1,749 recorded as a benefit to the income tax provision, b. a $7,822 reversal of the deferred tax liability related to the Company's indefinite reinvestment assertion, c. the reversal of a $3,008 deferred tax asset related to certain intercompany foreign currency transactions which originated in prior years and were settled in the fourth quarter of fiscal 2015, d. a net change in uncertain tax positions of $3,046 recorded to provision for income taxes and e. a bargain purchase gain recorded by PAL (of which $3,190 is recognized by the Company).

[3] Income per share is computed independently for each of the periods presented. The sum of the income per share amounts for the quarters may not equal the total for the year.