COMMITMENTS AND CONTINGENCIES (Details Textual) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
COMMITMENTS AND CONTINGENCIES
Operating Leases, Rent Expense		$ 81	$ 74	$ 70
Four Vendors [Member] | Scenario, Forecast [Member]
COMMITMENTS AND CONTINGENCIES
Long-term Purchase Commitment, Amount	$ 9,000
Unapproved Products [Member]
COMMITMENTS AND CONTINGENCIES
Revenue, Net		34,300	44,300	29,800
Unapproved Products [Member] | Contract Customer [Member]
COMMITMENTS AND CONTINGENCIES
Revenue, Net		$ 1,500	$ 1,600	$ 1,200