REVENUE RECOGNITION - Schedule of Revenue from Customer by Geographic Area and Source (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
REVENUES	$ 79	$ 115	$ 276	$ 396
Design services
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
REVENUES	70	85	252	276
Royalties
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
REVENUES	9	30	24	120
United States
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
REVENUES	79	96	276	338
Switzerland
Revenue, Initial Application Period Cumulative Effect Transition [Line Items]
REVENUES	$ 0	$ 19	$ 0	$ 58