Revenue Recognition - Disaggregated Revenues for UNIFI (Details) - USD ($) $ in Thousands	3 Months Ended												12 Months Ended
	Jun. 30, 2019	[1]	Mar. 31, 2019	[1]	Dec. 30, 2018	[1]	Sep. 30, 2018	[1]	Jun. 24, 2018	Mar. 25, 2018	Dec. 24, 2017	Sep. 24, 2017	Jun. 30, 2019	Jun. 24, 2018	Jun. 25, 2017
Disaggregation Of Revenue [Line Items]
Net sales	$ 179,493		$ 179,989		$ 167,711		$ 181,611		$ 181,325	$ 165,867	$ 167,478	$ 164,242	$ 708,804	$ 678,912	$ 647,270
Third-Party Textile Manufacturer [Member]
Disaggregation Of Revenue [Line Items]
Net sales													700,077	670,239	639,685
Service [Member]
Disaggregation Of Revenue [Line Items]
Net sales													$ 8,727	$ 8,673	$ 7,585

[1] The fiscal quarter ended September 30, 2018 is comprised of fourteen weeks.