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Note 8 - Property, Plant and Equipment, Net (Details) - Internal Software Development Costs (USD $) In Thousands, unless otherwise specified | Jun. 30, 2013 | Jun. 24, 2012
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Internal Software Development Costs [Abstract] |  |
Internal software development costs | $ 2,166 | $ 2,014
Accumulated amortization | (1,932) | (1,804)
Net internal software development costs | $ 234 | $ 210

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- Definition For each balance sheet presented, the amount of accumulated amortization for capitalized software development costs. + References No definition available. + Details
Name: | ufi_CapitalizedSoftwareDevelopmentCostsAccumulatedAmortization
Namespace Prefix: | ufi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

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- Definition Internally developed software for sale, licensing or long-term internal use, gross. + References No definition available. + Details
Name: | ufi_CapitalizedSoftwareDevelopmentCostsGross
Namespace Prefix: | ufi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Definition Internally developed software for sale, licensing or long-term internal use, net of amortization. + References No definition available. + Details
Name: | ufi_CapitalizedSoftwareDevelopmentCostsNet
Namespace Prefix: | ufi_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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- Details
Name: | ufi_InternalSoftwareDevelopmentCostsAbstract
Namespace Prefix: | ufi_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration