COMMITMENTS AND CONTINGENCIES (Details Textual) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016	Dec. 31, 2015
COMMITMENTS AND CONTINGENCIES
Percentage Of Royalties On Net Sales Of Unapproved Products		less than 1%	less than 1%	less than 1%
Four Vendors [Member] | Scenario, Forecast [Member]
COMMITMENTS AND CONTINGENCIES
Long-term Purchase Commitment, Amount	$ 11.8
Unapproved Products [Member]
COMMITMENTS AND CONTINGENCIES
Revenue, Net		$ 27.6	$ 34.3	$ 44.3
Unapproved Products [Member] | Contract Customer [Member]
COMMITMENTS AND CONTINGENCIES
Revenue, Net		$ 2.0	$ 1.5	$ 1.6