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Related Party Transactions (Details) (USD $)
In Thousands, unless otherwise specified |
12 Months Ended | ||
|---|---|---|---|
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Jan. 03, 2015
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Dec. 28, 2013
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Dec. 29, 2012
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| Related Party Transactions [Abstract] | |||
| Principal owner beneficial ownership percentage | 51.54%usna_PrincipalOwnerBeneficialOwnershipPercentage | ||
| Amount paid to Medicis | $ 239us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty | $ 381us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty | $ 359us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty |
| X | ||||||||||
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- Definition
Expenses recognized resulting from transactions (excluding transactions that are eliminated in consolidated or combined financial statements) with related party. Reference 1: http://www.xbrl.org/2003/role/presentationRef
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| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Principal Owner Beneficial Ownership Percentage No definition available.
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