LONG-TERM DEBT (Schedule of Debt) (Details) - USD ($) $ in Thousands	Mar. 31, 2022	Dec. 31, 2021
Debt Instrument [Line Items]
Total long-term debt	$ 180	$ 186
Current portion of long-term debt	(26)	(26)
Long-term debt, net of current maturities	154	160
Department of Economic and Community Development (DECD)
Debt Instrument [Line Items]
Total long-term debt	198	205
Debt issuance cost	$ (18)	$ (19)

Amount of short-term and long-term debt and lease obligation on Department of Economic and Community Development .

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

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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Amount, after accumulated amortization, of debt issuance costs classified as noncurrent. Includes, but is not limited to, legal, accounting, underwriting, printing, and registration costs.

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Amount, after unamortized (discount) premium and debt issuance costs, of long-term debt, classified as current. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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Amount after unamortized (discount) premium and debt issuance costs of long-term debt classified as noncurrent and excluding amounts to be repaid within one year or the normal operating cycle, if longer. Includes, but not limited to, notes payable, bonds payable, debentures, mortgage loans and commercial paper. Excludes capital lease obligations.

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