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Quarterly Results (Unaudited) - Schedule of Quarterly Financial Data (Details) (Parenthetical) | 12 Months Ended
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Jul. 03, 2022 USD ($)
Quarterly Financial Data [Abstract] |
Additional week of sales | $ 8,700

X
- Definition Additional week of sales. + References No definition available. + Details
Name: | ufi_AdditionalWeekOfSales
Namespace Prefix: | ufi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

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- References No definition available. + Details
Name: | us-gaap_QuarterlyFinancialDataAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration