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Document and Entity Information
 3 Months Ended
Mar. 31, 2014
Apr. 30, 2014
Document and Entity Information [Abstract]    
Entity Registrant Name NU SKIN ENTERPRISES INC  
Entity Central Index Key 0001021561  
Current Fiscal Year End Date --12-31  
Entity Well-known Seasoned Issuer Yes  
Entity Voluntary Filers No  
Entity Current Reporting Status Yes  
Entity Filer Category Large Accelerated Filer  
Entity Common Stock, Shares Outstanding   58,949,802
Document Fiscal Year Focus 2014  
Document Fiscal Period Focus Q1  
Document Type 10-Q  
Amendment Flag true  
Amendment Description Correct the certain accounting errors with respect to hyper-inflationary adjustments associated with the Company’s Venezuela subsidiary that should have been recorded as charges to Other Income (Expense) rather than as adjustments to Accumulated Other Comprehensive Loss, and income that should have been recorded to Other Income (Expense) for China tax rebates associated with the Company’s China headquarters.  
Document Period End Date Mar. 31, 2014