DEBT - Narrative (Details) - USD ($)		1 Months Ended		3 Months Ended			9 Months Ended
	Mar. 01, 2023	Mar. 31, 2023	Jul. 31, 2022	Sep. 30, 2024	Dec. 31, 2023	Sep. 30, 2023	Sep. 30, 2024	Sep. 30, 2023	Apr. 01, 2023	Dec. 31, 2022	Oct. 31, 2022	Dec. 13, 2021	Dec. 01, 2021
DEBT
Repayments of secured debt							$ 139,401,000	$ 0
Payments of prepayment fees associated with early extinguishment of long-term debt							1,261,000	0
Loss on extinguishment of debt				$ 4,273,000		$ 0	$ 6,300,000	$ 0
Warrants issued to lenders (in shares)										8,455,410
Exercise price of warrants (in dollars per share)				$ 1.39			$ 1.39			$ 0.01	$ 1.93
Warrant exercise (in shares)				2,292,200		1,610,184	31,534,861	2,740,587
Proceeds from warrant exercises						$ 16,000		$ 27,000
Upfront fee considered as debt discount												$ 29,800,000
Amortization of debt issuance costs, commitment fees and accretion of debt discount							$ 10,931,000	14,316,000
Capitalized interest costs				$ 0		0	$ 0	2,200,000
Penny Warrants
DEBT
Warrants issued to lenders (in shares)		27,759,265
Exercise price of warrants (in dollars per share)		$ 0.01
Percentage of common stock on fully diluted equity		10.00%
Number of warrants exercised (in shares)				0			27,617,539
Dollar Warrants
DEBT
Warrants issued to lenders (in shares)		13,879,630
Exercise price of warrants (in dollars per share)		$ 1.00
Percentage of common stock on fully diluted equity		5.00%
Number of warrants exercised (in shares)				2,292,200			3,917,322
Penny & Dollar Warrants
DEBT
Proceeds from warrant exercises				$ 2,300,000			$ 4,200,000
First Amendment Term Loan
DEBT
Fees paid to lenders and the allocated value of the common stock warrants			$ 3,500,000
Fifth Amendment Term Loan
DEBT
Fees paid to lenders and the allocated value of the common stock warrants	$ 16,000,000.0
Term loan | Loans Payable
DEBT
Loan amount													$ 146,000,000.0
Interest rate													11.50%
Debt instrument, covenant, repayments of debt, minimum									$ 40,000,000.0
Repayments of secured debt				75,800,000	$ 6,600,000	0	139,400,000	0
Payments of prepayment fees associated with early extinguishment of long-term debt				56,000,000.0			74,500,000
Loss on extinguishment of debt				4,300,000			6,300,000
Prepayment fees				1,000,000.0			1,300,000
Unamortized discount, derecognized				3,300,000			5,000,000.0
Term loan | Loans Payable | Related Party
DEBT
Long-term debt, held by related parties					$ 12,900,000
Term Loan, Optional Prepayment | Loans Payable
DEBT
Prepayment incremental amount													$ 5,000,000.0
Prepayment fees after 2nd anniversary													2.00%
Prepayment fee percentage, outstanding principal													85.00%
Delayed Draw Term Loan
DEBT
Allocated fair value of equity included in the issuance of loan											$ 2,900,000
First Amendment Term Loan
DEBT
Amortization of debt issuance costs, commitment fees and accretion of debt discount				$ 200,000		6,000,000.0	$ 10,900,000	16,000,000.0
Interest expense						6,000,000.0		14,300,000
First Amendment Term Loan | Property, Plant and Equipment
DEBT
Capitalized interest costs						0		1,200,000
First Amendment Term Loan | Equity in Net Assets of Investee
DEBT
Capitalized interest costs						$ 0		$ 500,000