XML 150 R134.htm IDEA: XBRL DOCUMENT v3.7.0.1
Business Segment Information - Geographic Information for Net Sales (Details) - USD ($)
$ in Thousands
3 Months Ended 12 Months Ended
Jun. 25, 2017
Mar. 26, 2017
Dec. 25, 2016
Sep. 25, 2016
Jun. 26, 2016
Mar. 27, 2016
Dec. 27, 2015
Sep. 27, 2015
Jun. 25, 2017
Jun. 26, 2016
Jun. 28, 2015
Revenues From External Customers And Long Lived Assets [Line Items]                      
Geographic net sales $ 171,250 $ 160,896 $ 155,155 $ 159,969 $ 163,858 $ 161,278 $ 156,336 $ 162,165 $ 647,270 $ 643,637 $ 687,121
UNITED STATES [Member]                      
Revenues From External Customers And Long Lived Assets [Line Items]                      
Geographic net sales                 424,490 472,287 509,490
BRAZIL [Member]                      
Revenues From External Customers And Long Lived Assets [Line Items]                      
Geographic net sales                 109,079 83,087 101,912
All Other Foreign Countries [Member]                      
Revenues From External Customers And Long Lived Assets [Line Items]                      
Geographic net sales                 113,701 88,263 75,719
Export Sales from US Operations [Member] | UNITED STATES [Member]                      
Revenues From External Customers And Long Lived Assets [Line Items]                      
Export sales from UNIFI’s U.S. operations to external customers                 $ 104,229 $ 113,725 $ 119,548