Revenue - Disaggregated Revenues and Product Sales for UNIFI (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Apr. 02, 2023	Mar. 27, 2022	Apr. 02, 2023	Mar. 27, 2022
Disaggregation Of Revenue [Line Items]
Net sales	$ 156,738	$ 200,780	$ 472,469	$ 598,182
Third-Party Manufacturer [Member]
Disaggregation Of Revenue [Line Items]
Net sales	155,423	199,623	468,653	592,505
Service [Member]
Disaggregation Of Revenue [Line Items]
Net sales	1,315	1,157	3,816	5,677
REPREVE Fiber [Member]
Disaggregation Of Revenue [Line Items]
Net sales	49,619	71,930	141,664	225,360
All Other Products and Services [Member]
Disaggregation Of Revenue [Line Items]
Net sales	$ 107,119	$ 128,850	$ 330,805	$ 372,822