COMMITMENTS AND CONTINGENCIES (Details Textual) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018
COMMITMENTS AND CONTINGENCIES
Revenue, Net	$ 52,887	$ 46,483
Percentage Of Royalties On Net Sales Of Unapproved Products	less than 1%	less than 1%
Operating Lease, Weighted Average Remaining Lease Term	3 years 1 month 6 days
Maximum [Member]
COMMITMENTS AND CONTINGENCIES
Lessee, Operating Lease, Discount Rate	8.95%
Minimum [Member]
COMMITMENTS AND CONTINGENCIES
Lessee, Operating Lease, Discount Rate	4.02%
Unapproved Products [Member]
COMMITMENTS AND CONTINGENCIES
Revenue, Net	$ 5,400	$ 5,600
Unapproved Products [Member] \| Contract Customer [Member]
COMMITMENTS AND CONTINGENCIES
Revenue, Net	$ 600	$ 400

Percentage of royalties on net sales of unapproved products.

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- References

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- Definition

Discount rate used by lessee to determine present value of operating lease payments.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 842
-SubTopic 20
-Section 50
-Paragraph 3
-Subparagraph (c)(3)
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- Definition

Weighted average remaining lease term for operating lease, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

+ References

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-Publisher FASB
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- Definition

Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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-Topic 280
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