INCOME TAXES (Details 4) - USD ($) $ in Thousands	Dec. 31, 2020	Dec. 31, 2019
Deferred tax assets
U.S. net operating loss carry forward	$ 1,367	$ 967
Non-deductible reserves	1,609	1,892
Tax credits	4,631	4,631
Fixed Assets	15
Intangibles	1,959	2,191
Valuation allowance	(9,513)	(8,842)
Net deferred tax assets	68	839
Deferred tax liabilities
Fixed assets	(28)	(46)
Other	(40)	(793)
Net deferred tax liabilities	$ (68)	$ (839)