Consolidated Statements of Operations - USD ($) $ in Thousands	3 Months Ended																12 Months Ended
	Jun. 29, 2025		Mar. 30, 2025		Dec. 29, 2024		Sep. 29, 2024		Jun. 30, 2024		Mar. 31, 2024		Dec. 31, 2023		Oct. 01, 2023		Jun. 29, 2025	Jun. 30, 2024	Jul. 02, 2023
Income Statement [Abstract]
Net sales	$ 138,535	[1]	$ 146,557	[1]	$ 138,880	[1]	$ 147,372	[1]	$ 157,452	[2]	$ 148,996	[2]	$ 136,917	[2]	$ 138,844	[2]	$ 571,344	$ 582,209	$ 623,527
Cost of sales																	562,926	565,593	609,286
Gross profit	(1,129)	[3]	(445)	[3]	534	[3]	9,458	[3]	10,791	[4]	4,764	[4]	1,636	[4]	(575)	[4]	8,418	16,616	14,241
Selling, general and administrative expenses																	49,005	46,632	47,345
(Benefit) provision for bad debts																	(166)	1,571	(89)
Restructuring costs																	8,924	5,101
(Gain) loss on sales and disposals of assets																	(40,079)	62	278
Other operating expense, net																	254	671	7,578
Operating loss																	(9,520)	(37,421)	(40,871)
Interest income																	(888)	(2,136)	(2,109)
Interest expense																	9,520	9,862	7,577
Equity in loss (earnings) of unconsolidated affiliates																	477	390	(896)
Loss before income taxes																	(18,629)	(45,537)	(45,443)
Provision for income taxes																	1,719	1,858	901
Net loss	$ 15,470	[5]	$ (16,794)	[5]	$ (11,392)	[5]	$ (7,632)	[5]	$ (3,984)	[6]	$ (10,295)	[6]	$ (19,846)	[6]	$ (13,270)	[6]	$ (20,348)	$ (47,395)	$ (46,344)
Net loss per common share:
Basic	$ 0.84	[7]	$ (0.92)	[7]	$ (0.62)	[7]	$ (0.42)	[7]	$ (0.22)	[7]	$ (0.57)	[7]	$ (1.1)	[7]	$ (0.73)	[7]	$ (1.11)	$ (2.61)	$ (2.57)
Diluted	$ 0.82	[7]	$ (0.92)	[7]	$ (0.62)	[7]	$ (0.42)	[7]	$ (0.22)	[7]	$ (0.57)	[7]	$ (1.1)	[7]	$ (0.73)	[7]	$ (1.11)	$ (2.61)	$ (2.57)

[1] Net sales for fiscal 2025 includes lower volumes in the Americas and Asia Segments.

[2] Net sales for fiscal 2024 includes lower volumes in the Americas and Asia Segments as a result of lower global demand in connection with inventory destocking efforts of major brands and retailers.

[3] Gross profit (loss) for our domestic operations for all fiscal quarters of fiscal 2025 was impacted by softer sales and profitability in the Asia Segment and transition costs in the Americas Segment.

[4] Gross (loss) profit for our domestic operations for all fiscal quarters of fiscal 2024 was impacted by higher manufacturing costs and lower conversion margins.

[5] Net (loss) income for our domestic operations for all fiscal quarters of fiscal 2025 includes the adverse pressures on gross profit (loss) which included transition costs. In the fourth quarter of fiscal 2025, UNIFI recorded a gain of $35,807 related the sale of a manufacturing facility.

[6] Net loss for our domestic operations for all fiscal quarters of fiscal 2024 includes the adverse pressures on gross (loss) profit. Net loss for fiscal 2024 includes both a loss on dissolution of a joint venture and severance costs.

[7] (Loss) income per share is computed independently for each of the periods presented. The sum of the loss per share amounts for the fiscal quarters may not equal the total for the fiscal year.