REVENUE RECOGNITION - Schedule of Revenue from Customer by Geographic Area and Source (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
REVENUES	$ 63	$ 124	$ 281	$ 197
Design services
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
REVENUES	57	84	191	182
Royalties
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
REVENUES	6	40	90	15
United States
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
REVENUES	63	105	242	197
Switzerland
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
REVENUES	$ 0	$ 19	$ 39	$ 0