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Note 10 - Other Non-current Assets (Details Textual) - USD ($) $ in Thousands | Jun. 26, 2016 | Jun. 28, 2015
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Accumulated Depreciation Miscanthus Grass | $ 213 | $ 55

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- Definition Amount of accumulated depreciation for miscanthus grass. + References No definition available. + Details
Name: | ufi_AccumulatedDepreciationMiscanthusGrass
Namespace Prefix: | ufi_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant