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LONG-TERM DEBT (Schedule of Debt) (Details) - USD ($) $ in Thousands	Sep. 30, 2021	Dec. 31, 2020
Debt Instrument [Line Items]
Total long-term debt	$ 193	$ 1,010
Current portion of long-term debt	(26)	(648)
Long-term debt, net of current maturities	167	362
Department of Economic and Community Development (DECD)
Debt Instrument [Line Items]
Total long-term debt	212	233
Debt issuance cost	$ (19)	(22)
Financed Insurance Loan [Member]
Debt Instrument [Line Items]
Total long-term debt		12
Paycheck Protection Program
Debt Instrument [Line Items]
Total long-term debt		$ 787

X

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Amount of short-term and long-term debt and lease obligation.

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