SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Narrative) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Finite-Lived Intangible Assets [Line Items]
Other current assets	$ 549	$ 324
Prepaid insurance	300	300
Prepaid assets and other receivables	200	100
Inventory Valuation Reserves	$ 100	$ 0
Awards outstanding	0	0
Impairment of intangible assets	$ 0	$ 0
Amortization expense of converted debt issuance costs	100	300
Insurance claims, recoveries	0	0
Income tax, interest and penalties	$ 0	0
Share-based compensation arrangement by share-based payment award, expiration period	10 years
Advertising expense	$ 100	100
Research and development expense	$ 1,300	$ 1,200
Securities not included in the computation of diluted net loss per share	3,584,688	1,846,989
Performance Based
Finite-Lived Intangible Assets [Line Items]
Awards outstanding	0	53,334
Maximum [Member]
Finite-Lived Intangible Assets [Line Items]
Stock options, unvested options, vesting period	4 years