Note 17 - Defined Contribution Plan (Detail)	Mar. 24, 2013
Defined Contribution Plan, Employer's Matching Percentage of the First Three Percent of Eligible Employee Contributions	100.00%
Defined Contribution Plan, Employer's Matching Percentage of the Next Two Percent of Eligible Employee Contributions	50.00%

Defined contribution plan, employer's matching percentage of the first three percent of eligible employee contributions.

No definition available.

Name:	ufi_DefinedContributionPlanEmployersMatchingPercentageOfTheFirstThreePercentOfEligibleEmployeeContributions
Namespace Prefix:	ufi_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant