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FAIR VALUE MEASUREMENTS - Changes to Fair Value Measurement Level 3 (Details) - Liabilities - Fair Value, Recurring - USD ($) $ in Thousands | 3 Months Ended | 6 Months Ended
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Jun. 30, 2023 | Jun. 30, 2023
Series A Embedded Derivative Liabilities |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Remeasurement to fair value | $ 1,100 |
Series B Warrant Liabilities |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Remeasurement to fair value | 8,900 |
Level 3 |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Derivative liability, beginning balance |  | $ 101,615
Remeasurement to fair value |  | (6,716)
Derivative liability, ending balance | 94,899 | 94,899
Level 3 | Series A Embedded Derivative Liabilities |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Derivative liability, beginning balance |  | 16,835
Remeasurement to fair value |  | (3,954)
Derivative liability, ending balance | 12,881 | 12,881
Level 3 | Series B Warrant Liabilities |  |
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward] |  |
Derivative liability, beginning balance |  | 84,780
Remeasurement to fair value |  | (2,762)
Derivative liability, ending balance | $ 82,018 | $ 82,018

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- Definition Amount of increase (decrease) of financial instrument classified as a liability measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-3 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (c) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 + Details
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