FAIR VALUE (Schedule of Changes in Fair Value of Liability) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	$ 1,325	$ 1,338
Total losses:
Revaluation recognized in earnings	(269)	(13)
Deductions - warrant exercises	(450)
Balance at end of period	606	1,325
2016 Warrant Liability [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	130	70
Total losses:
Revaluation recognized in earnings		60
Deductions - warrant exercises	(130)
Balance at end of period		130
2018 Warrant Liabilities [Member]
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Beginning balance	1,195	1,268
Total losses:
Revaluation recognized in earnings	(269)	(73)
Deductions - warrant exercises	(320)
Balance at end of period	$ 606	$ 1,195