Other Non-Current Assets - Schedule of Unaudited, Condensed Balance Sheet Information for Unconsolidated Affiliates (Details) - USD ($) $ in Thousands	Jun. 29, 2025	Jun. 30, 2024	Jul. 02, 2023	Jul. 03, 2022
Schedule Of Equity Method Investments [Line Items]
Current assets	$ 235,627	$ 248,933
Current liabilities	70,943	76,566
Shareholders’ equity and capital accounts	249,471	263,385	$ 323,610	$ 361,449
Equity Method Investment, Nonconsolidated Investee or Group of Investees [Member]
Schedule Of Equity Method Investments [Line Items]
Current assets	4,422	5,758
Non-current assets	431	458
Current liabilities	2,551	3,009
Shareholders’ equity and capital accounts	2,302	3,207
UNIFI’s portion of undistributed earnings	$ 1,091	$ 1,544