Segment Information, Revenue by Segment (Details) $ in Thousands		12 Months Ended
		Dec. 31, 2021 USD ($) Segment	Dec. 31, 2020 USD ($)	Dec. 31, 2019 USD ($)
Segment Information [Abstract]
Number of reportable segments | Segment		10
Number of geographic segments | Segment		7
Number of Rhyz Investments segments | Segment		3
Revenue by Segment [Abstract]
Revenue		$ 2,695,669	$ 2,581,934	$ 2,420,416
Other [Member]
Revenue by Segment [Abstract]
Revenue		1,549	(17)	1,621
Operating Segment [Member] | Nu Skin [Member]
Revenue by Segment [Abstract]
Revenue		2,521,008	2,431,692	2,298,362
Operating Segment [Member] | Mainland China [Member]
Revenue by Segment [Abstract]
Revenue		568,774	625,538	722,526
Operating Segment [Member] | Americas [Member]
Revenue by Segment [Abstract]
Revenue		547,755	453,022	304,422
Operating Segment [Member] | South Korea [Member]
Revenue by Segment [Abstract]
Revenue		354,252	326,478	329,978
Operating Segment [Member] | Southeast Asia/Pacific [Member]
Revenue by Segment [Abstract]
Revenue		336,651	361,627	346,276
Operating Segment [Member] | EMEA [Member]
Revenue by Segment [Abstract]
Revenue		283,200	230,246	167,165
Operating Segment [Member] | Japan [Member]
Revenue by Segment [Abstract]
Revenue		266,216	273,681	260,039
Operating Segment [Member] | Hong Kong/Taiwan [Member]
Revenue by Segment [Abstract]
Revenue		162,611	161,117	166,335
Operating Segment [Member] | Rhyz Investments [Member]
Revenue by Segment [Abstract]
Revenue		174,661	150,242	122,054
Operating Segment [Member] | Manufacturing [Member]
Revenue by Segment [Abstract]
Revenue	[1]	172,120	149,339	121,917
Operating Segment [Member] | Grow Tech [Member]
Revenue by Segment [Abstract]
Revenue		2,104	903	137
Operating Segment [Member] | Rhyz Other [Member]
Revenue by Segment [Abstract]
Revenue		437	0	0
Intersegment [Member] | Manufacturing [Member]
Revenue by Segment [Abstract]
Revenue		$ 84,500	$ 39,400	$ 25,700

[1] The Manufacturing segment had $84.5 million, $39.4 million and $25.7 million of intersegment revenue for the years ended December 31, 2021, 2020 and 2019, respectively.  Intersegment revenue is eliminated in the consolidated financial statements and in the table above.