Other Operating Expense, Net - Schedule of Other Operating Expense, Net (Details) - USD ($) $ in Thousands		12 Months Ended
		Jun. 29, 2025	Jun. 30, 2024	Jul. 02, 2023
Other Income and Expenses [Abstract]
Foreign currency transaction (gains) losses		$ 323	$ 376	$ (1,104)
Impairment for asset abandonment	[1]			8,247
Contract modification costs	[2]			623
Other, net		(69)	295	(188)
Other operating expense, net		$ 254	$ 671	$ 7,578

[1] In fiscal 2023, UNIFI abandoned certain specialized machinery in the Americas and recorded an impairment charge.

[2] In fiscal 2023, UNIFI amended certain existing contracts related to future purchases of texturing machinery by delaying the scheduled receipt and installation of such equipment for approximately 18 months. UNIFI paid the associated vendor $623 to establish the 18-month delay.