Investments in Unconsolidated Affiliates - Schedule of Unaudited, Condensed Balance Sheet Information for Unconsolidated Affiliates (Details) - USD ($) $ in Thousands	Oct. 02, 2022	Jul. 03, 2022	Sep. 26, 2021	Jun. 27, 2021
Schedule Of Equity Method Investments [Line Items]
Current assets	$ 318,786	$ 352,266
Current liabilities	78,724	108,792
Shareholders’ equity and capital accounts	348,299	361,449	$ 360,997	$ 358,419
Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member]
Schedule Of Equity Method Investments [Line Items]
Current assets	10,243	10,705
Non-current assets	576	605
Current liabilities	7,550	8,056
Shareholders’ equity and capital accounts	3,269	3,254
UNIFI’s portion of undistributed earnings	$ 2,187	$ 2,013