THE COMPANY (Details)	9 Months Ended
Sep. 30, 2016 Region
THE COMPANY [Abstract]
Number of geographic regions	5

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

No definition available.

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