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Note 9 - Intangible Assets, Net (Details Textual) |  | 12 Months Ended
--- | --- | ---
Dec. 02, 2013 | Jun. 26, 2016 | Jun. 24, 2012 | Jun. 24, 2007
Dillon Texturing Operations [Member] | Customer Lists [Member] |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  |  | 13 years
Dillion Draw Winding [Member ] | Customer Lists [Member] |  |  |  |
Finite-Lived Intangible Asset, Useful Life | 9 years |  |  |
Dillion Draw Winding [Member ] | Noncompete Agreements [Member] |  |  |  |
Finite-Lived Intangible Asset, Useful Life | 5 years |  |  |
Noncompete Agreements [Member] | Repreve Renewables LLC [Member] |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 5 years |
Licensing Agreements [Member] | Repreve Renewables LLC [Member] |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  |  | 8 years |
Trademarks [Member] | Maximum [Member] |  |  |  |
Finite-Lived Intangible Asset, Useful Life |  | 3 years |  |
Repreve Renewables LLC [Member] |  |  |  |
Majority Interest Ownership Percentage by Parent |  |  | 60.00% |

X
- Definition The parent entity's majority interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
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Namespace Prefix: | ufi_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References No definition available. + Details
Name: | us-gaap_FiniteLivedIntangibleAssetUsefulLife
Namespace Prefix: | us-gaap_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
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Balance Type: |
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X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
Data Type: | na
Balance Type: |
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X
- Details
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Namespace Prefix: |
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Balance Type: |
Period Type: |

X
- Details
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Namespace Prefix: |
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Balance Type: |
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X
- Details
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