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.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 470
-SubTopic 20
-Section 50
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Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 210
-Section S99
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-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
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-SubTopic 210
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Name:	us-gaap_DebtInstrumentCarryingAmount
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant

FAIR VALUE OF FINANCIAL INSTRUMENTS - Narrative (Details) - USD ($) $ in Thousands	Mar. 31, 2023	Dec. 31, 2022	Aug. 15, 2022
Convertible notes \| 2.50% Convertible notes due 2023
Debt Instrument [Line Items]
Outstanding principal	$ 56,595	$ 56,595
Convertible notes \| 2.50% Convertible notes due 2023 \| Level 2
Debt Instrument [Line Items]
Fair value		51,900
Convertible notes \| Forbearance Agreement
Debt Instrument [Line Items]
Outstanding principal	56,600
Fair value	16,900
Senior Notes \| 5.0% Secured promissory note \| Level 3 \| Affiliated Entity \| Schuler Trust
Debt Instrument [Line Items]
Fair value	$ 6,200	$ 16,000	$ 16,000