REVENUE RECOGNITION AND RELATED ALLOWANCES - Concentration (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2022	Mar. 31, 2021
Revenue recognition	$ 64,477	$ 54,521
Tripartite Agreement-Yescart
Revenue recognition		11,200
Payment for legal expenditures		400
Sales of contract manufactured products
Revenue, Remaining Performance Obligation, Amount	$ 6,200
Revenue, Remaining Performance Obligation, Remaining Period	6 months
Revenue recognition	$ 2,904	$ 2,573
Product Development Services
Revenue, Remaining Performance Obligation, Amount	$ 100
Revenue, Remaining Performance Obligation, Remaining Period	12 months
Customer concentration \| Revenue \| Customer one
Concentration Risk, Percentage	0.31%	0.28%
Customer concentration \| Revenue \| Customer two
Concentration Risk, Percentage	0.19%	0.24%
Customer concentration \| Revenue \| Customer three
Concentration Risk, Percentage	0.14%	0.16%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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The amount of cash paid for the settlement of litigation or for other legal issues during the period.

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