SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Fair Value of Warrants & Derivatives (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Settlement of derivative liability for conversions	$ (20,992)
Liability Classified Awards, Fair Value Reclassification [Roll Forward]
Liability classified awards as of December 31, 2022	0
Reclassification of share-based payment awards to liability	10,401
Change in fair value	10,591
Reclassification of share-based payment awards to equity	(20,992)
Liability classified awards as of December 31, 2023	0	$ 0
Embedded Derivative Financial Instruments \| Derivative Financial Instruments, Liabilities
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Estimated fair value at beginning of period	0
Recognition of derivative liability	21,180
Change in estimated fair value	220,671
Settlement of derivative liability for conversions	(241,851)
Estimated fair value at end of period	0	0
Liability Classified Awards, Fair Value Reclassification [Roll Forward]
Reclassification of share-based payment awards to equity	(241,851)
Price Differential \| Derivative Financial Instruments, Liabilities
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Estimated fair value at beginning of period	0	4,189	$ 0
Recognition of derivative liability			7,705
Change in estimated fair value		2,399	(104)
Settlement of price differential		6,588	3,412
Estimated fair value at end of period		0	4,189
8.25% Convertible Notes \| Derivative Financial Instruments, Liabilities
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Estimated fair value at beginning of period	0
Recognition of derivative liability	47,250
Change in estimated fair value	10,458
Settlement of derivative liability for conversions	(48,837)
Estimated fair value at end of period	8,871	0
Liability Classified Awards, Fair Value Reclassification [Roll Forward]
Reclassification of share-based payment awards to equity	(48,837)
Derivative Financial Instruments, Assets \| Embedded Derivative Financial Instruments
Fair Value, Assets Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]
Fair value - beginning of the period	170	0
Recognition of derivative asset		1,500
Change in fair value	(101)	(1,330)
Fair value - ending balance	$ 69	$ 170	$ 0

Fair Value, Measurement with Unobservable Inputs Reconciliation, Recurring Basis, Liability, Reclassification To Equity

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Amount of gain (loss) recognized in income from asset measured at fair value on recurring basis using unobservable input (level 3).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 820
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Amount of purchases of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Fair value of financial instrument classified as an asset measured using unobservable inputs that reflect the entity's own assumption about the assumptions market participants would use in pricing.

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Amount of gain (loss) recognized in income from liability measured at fair value on recurring basis using unobservable input (level 3).

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Amount of issuances 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.

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Amount of settlements 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.

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