CONVERTIBLE NOTES - Schedule of Future Principal Payments (Details) - Convertible Notes - USD ($) $ in Thousands	Jun. 30, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Net carrying amount	$ 33,015	$ 56,413
5.00% Convertible Notes Due 2026
Debt Instrument [Line Items]
2023	0
2024	0
2025	0
2026	79,612
2027	0
Total including PIK interest, before unamortized discount and issuance costs	79,612
Less: unaccrued paid-in-kind interest	(12,719)
Less: unamortized discount and deferred issuance costs	(34,604)
Net carrying amount	$ 32,289	$ 0

Debt Instrument, Unpaid In Kind Interest

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Long-Term Debt, Including Accrued Interest

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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 of unamortized debt discount (premium) and debt issuance costs.

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

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