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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Amount, after allowance for credit loss, of right to consideration in exchange for good or service transferred to customer when right is conditioned on something other than passage of time.

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The carrying amount of consideration received or receivable as of the balance sheet date on potential earnings that were not recognized as revenue in conformity with GAAP, and which are expected to be recognized as such within one year or the normal operating cycle, if longer, including sales, license fees, and royalties, but excluding interest income.

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Period in which remaining performance obligation is expected to be recognized as revenue, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days.

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REVENUE RECOGNITION AND RELATED ALLOWANCES (Details Textual) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2018	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017
Revenues	$ 50,703	$ 48,164	$ 144,454	$ 129,556
Contract with Customer, Asset, Net	14		14
Deferred Revenue, Current	735		735		$ 0
Sales of contract manufactured products [Member]
Revenue, Remaining Performance Obligation, Amount	5,700		5,700
Performance Obligation From Prior Period [Member]
Revenues			6,400
Product Development Services [Member]
Revenue, Remaining Performance Obligation, Amount	$ 3,500		$ 3,500
Maximum [Member] \| Product Development Services [Member]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period	15 months		15 months
Minimum [Member] \| Product Development Services [Member]
Revenue, Remaining Performance Obligation, Expected Timing of Satisfaction, Period	9 months		9 months
Customer One [Member] \| Net Revenues [Member]
Concentration Risk, Percentage	35.00%	30.00%	34.00%	31.00%
Customer Two [Member] \| Net Revenues [Member]
Concentration Risk, Percentage	23.00%	30.00%	23.00%	26.00%
Customer Three [Member] \| Net Revenues [Member]
Concentration Risk, Percentage	20.00%	19.00%	20.00%	21.00%
Customer One Two And Three [Member] \| Net Accounts Receivable [Member]
Concentration Risk, Percentage			80.00%