INCOME TAXES (Schedule of Deferred Tax Assets And Liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2021	Dec. 31, 2020
INCOME TAXES [Abstract]
Net operating loss and credit carryforwards	$ 17,604	$ 15,941
Allowance for doubtful accounts	403	986
Stock-based compensation	915	461
Other	127	39
Gross deferred tax assets	19,049	17,427
Property and equipment	(257)	(94)
Intangible assets	(3,589)	(3,849)
Other	(18)
Gross deferred tax liabilities	(3,864)	(3,943)
Net deferred tax assets	15,185	13,484
Less valuation allowance	(15,185)	(13,484)
Net deferred liability	$ 0	$ 0