DEBT - Future Minimum Principal Payments (Details) - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Total debt	$ 13,258	$ 12,839
Convertible Debt
Debt Instrument [Line Items]
2023	2,620
2024	770
Total	3,390
Less: fair value ascribed to conversion feature and warrants	(1,523)	(1,523)
Plus: accretion of implied interest	1,277	1,086
Total debt	3,144	$ 2,953
Debenture
Debt Instrument [Line Items]
2025	11,000
Total	11,000
Less: fair value ascribed to conversion feature and warrants	(1,204)
Plus: accretion of implied interest	626
Less: net debt issuance costs	(308)
Total debt	$ 10,114

Amount of accretion of implied interest.

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Amount of fair value ascribed to conversion feature and warrants.

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Amount, before unamortized (discount) premium and debt issuance costs, of long-term debt. Includes, but is not limited to, notes payable, bonds payable, commercial loans, mortgage loans, convertible debt, subordinated debt and other types of debt.

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

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Amount, excluding unamortized premium (discount) and debt issuance cost, of long-term debt. Excludes lease obligation.

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Amount of long-term debt payable, sinking fund requirement, and other securities issued that are redeemable by holder at fixed or determinable price and date, maturing in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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