Revenue Recognition - Disaggregated Revenues and Product Sales for UNIFI (Details) - USD ($) $ in Thousands	3 Months Ended																12 Months Ended
	Jul. 03, 2022	[1]	Mar. 27, 2022	[1]	Dec. 26, 2021	[1]	Sep. 26, 2021	[1]	Jun. 27, 2021	[2]	Mar. 28, 2021	[2]	Dec. 27, 2020	[2]	Sep. 27, 2020	[2]	Jul. 03, 2022	Jun. 27, 2021	Jun. 28, 2020
Disaggregation Of Revenue [Line Items]
Net sales	$ 217,576		$ 200,780		$ 201,410		$ 195,992		$ 184,445		$ 178,866		$ 162,776		$ 141,505		$ 815,758	$ 667,592	$ 606,509
Third-Party Manufacturer [Member]
Disaggregation Of Revenue [Line Items]
Net sales																	808,655	656,763	598,510
Service [Member]
Disaggregation Of Revenue [Line Items]
Net sales																	7,103	10,829	7,999
REPREVE Fiber [Member]
Disaggregation Of Revenue [Line Items]
Net sales																	293,080	245,832	186,141
All Other Products and Services [Member]
Disaggregation Of Revenue [Line Items]
Net sales																	$ 522,678	$ 421,760	$ 420,368

[1] The fiscal quarter ending July 3, 2022 included an additional week of sales of approximately $8,700.

[2] Net sales for the fiscal quarters ended September 27, 2020 and December 27, 2020 includes adverse demand pressures from the COVID-19 pandemic.