NOTE 9 - SHARE-BASED COMPENSATION (Details) (in thousands, except per share data) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2020	Jun. 30, 2019	Jun. 30, 2020	Jun. 30, 2019
Total share-based compensation	$ 481	$ 364	$ 730	$ 651
Cost of Goods Sold
Total share-based compensation	15	10	21	16
Research and Development
Total share-based compensation	132	103	196	166
Selling, General and Administrative
Total share-based compensation	$ 334	$ 251	$ 513	$ 469