REVENUE - Schedule of Disaggregation of Revenues (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2020 USD ($) revenue_sub-stream	Mar. 31, 2019 USD ($)
Revenue [Abstract]
Net sales	$ 174,436	$ 157,029
United States
Revenue [Abstract]
Net sales	126,909	118,111
Foreign Countries
Revenue [Abstract]
Net sales	47,527	38,918
Product Sales Revenue
Revenue [Abstract]
Net sales	$ 173,425	155,950
Number of sub-streams of revenue | revenue_sub-stream	4
Product Sales
Revenue [Abstract]
Net sales	$ 167,565	147,912
Co-manufacturing
Revenue [Abstract]
Net sales	5,241	6,592
Bill and Hold
Revenue [Abstract]
Net sales	0	857
Consignment
Revenue [Abstract]
Net sales	619	589
Royalty Revenue
Revenue [Abstract]
Net sales	$ 1,011	$ 1,079