Revenue - Disaggregated Revenues and Product Sales for UNIFI (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
Mar. 30, 2025	Mar. 31, 2024	Mar. 30, 2025	Mar. 31, 2024
Disaggregation Of Revenue [Line Items]
Net sales	$ 146,557	$ 148,996	$ 432,809	$ 424,757
Third-Party Manufacturer [Member]
Disaggregation Of Revenue [Line Items]
Net sales	145,519	147,857	429,611	421,318
Service [Member]
Disaggregation Of Revenue [Line Items]
Net sales	1,038	1,139	3,198	3,439
REPREVE Fiber [Member]
Disaggregation Of Revenue [Line Items]
Net sales	44,699	46,754	132,713	134,940
All Other Products and Services [Member]
Disaggregation Of Revenue [Line Items]
Net sales	$ 101,858	$ 102,242	$ 300,096	$ 289,817

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Amount, excluding tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value added and excise.

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+ Details