SEGMENT INFORMATION (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2019 USD ($) region segment country	Dec. 31, 2018 USD ($)
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	25
Minimum percentage of revenue considered for accounted of major customer	10.00%
Number of countries in which company operates facilities | country	13
Number of countries in which company sells products | country	26
Number of regions in which company sells products | region	3
Revenue from External Customer [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 157,728	$ 173,558
Percent of total revenue	100.00%	100.00%
Long-lived assets by country of domicile [Abstract]
Long-lived assets	$ 6,100	$ 6,764
Inventory, by Country [Abstract]
Inventories, net	10,152	12,821
Consolidated product sales
Revenue from External Customer [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 154,600	$ 170,200
Percent of total revenue	98.00%	0.00%
Consolidated pack sales and associate fees
Revenue from External Customer [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 2,300	$ 2,500
Percent of total revenue	0.00%	0.00%
Consolidated other
Revenue from External Customer [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 800	$ 900
Percent of total revenue	0.00%	0.00%
Reportable Geographical Components | Americas
Revenue from External Customer [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 48,000	$ 58,700
Percent of total revenue	30.40%	33.80%
Long-lived assets by country of domicile [Abstract]
Long-lived assets	$ 5,100	$ 5,500
Inventory, by Country [Abstract]
Inventories, net	5,400	4,500
Reportable Geographical Components | Asia/Pacific
Revenue from External Customer [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 96,000	$ 101,700
Percent of total revenue	60.90%	58.60%
Long-lived assets by country of domicile [Abstract]
Long-lived assets	$ 1,000	$ 1,300
Inventory, by Country [Abstract]
Inventories, net	3,800	6,300
Reportable Geographical Components | EMEA
Revenue from External Customer [Line Items]
Revenue from Contract with Customer, Excluding Assessed Tax	$ 13,700	$ 13,200
Percent of total revenue	8.70%	7.60%
Long-lived assets by country of domicile [Abstract]
Long-lived assets	$ 0	$ 0
Inventory, by Country [Abstract]
Inventories, net	$ 1,000	$ 2,000