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The Company (Details)	12 Months Ended
	Dec. 31, 2016 Region
The Company [Abstract]
Number of geographic regions	5

X

- Definition

The number of geographic regions from which the Entity reports revenue.

+ References

No definition available.

+ Details

Name:	nus_NumberOfGeographicRegions
Namespace Prefix:	nus_
Data Type:	xbrli:integerItemType
Balance Type:	na
Period Type:	duration

X

- References

No definition available.

+ Details

Name:	us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration