SEGMENT INFORMATION (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($) segment country region	Dec. 31, 2019 USD ($)
Segment Reporting [Abstract]
Number of operating segments | segment	1
Number of reporting segments | segment	1
Number of countries in which entity network marketing and distribution channels operates | country	24
Minimum percentage of revenue considered for accounted of major customer	10.00%
Number of countries in which company operates facilities | country	11
Number of countries in which company sells products | country	25
Number of regions in which company sells products | region	3
Revenue from External Customer [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 151,407	$ 157,728
Percent of total revenue	100.00%	100.00%
Long-lived assets by country of domicile [Abstract]
Long-lived assets	$ 5,358	$ 6,126
Inventory, by Country [Abstract]
Inventories, net	12,827	10,152
Consolidated product sales
Revenue from External Customer [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 146,200	$ 154,600
Percent of total revenue	96.50%	98.00%
Consolidated pack sales and associate fees
Revenue from External Customer [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 4,200	$ 2,300
Percent of total revenue	2.80%	1.50%
Consolidated other
Revenue from External Customer [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 1,000	$ 800
Percent of total revenue	0.70%	0.50%
Reportable Geographical Components | Americas
Revenue from External Customer [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 44,900	$ 48,000
Percent of total revenue	29.70%	30.40%
Long-lived assets by country of domicile [Abstract]
Long-lived assets	$ 4,400	$ 5,100
Inventory, by Country [Abstract]
Inventories, net	5,800	5,400
Reportable Geographical Components | Asia/Pacific
Revenue from External Customer [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 92,100	$ 96,000
Percent of total revenue	60.80%	60.90%
Long-lived assets by country of domicile [Abstract]
Long-lived assets	$ 1,000	$ 1,000
Inventory, by Country [Abstract]
Inventories, net	5,700	3,800
Reportable Geographical Components | EMEA
Revenue from External Customer [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 14,400	$ 13,700
Percent of total revenue	9.50%	8.70%
Long-lived assets by country of domicile [Abstract]
Long-lived assets	$ 0	$ 0
Inventory, by Country [Abstract]
Inventories, net	$ 1,300	$ 1,000