DEBT - Convertible Debt, Additional Information (Details) - USD ($)						12 Months Ended
		Oct. 06, 2023	Jul. 31, 2023	Oct. 04, 2022	Jul. 31, 2017	Dec. 31, 2023	Dec. 31, 2022	Jun. 16, 2023	Dec. 31, 2020
Debt Instrument [Line Items]
Amortization of debt issuance costs and debt discounts	[1]					$ 18,725,000	$ 35,509,000
Long-term debt						305,670,000	239,383,000
Principal balance						317,378,000
Paid-in-kind interest	[1]					$ 14,526,000	$ 18,227,000
Convertible debt
Debt Instrument [Line Items]
Debt, face amount					$ 230,000,000
Repurchase of convertible debt					$ 222,300,000
Repurchased face amount									$ 136,900,000
Interest rate						5.00%
Effective interest rate							7.84%
Amortization of debt issuance costs and debt discounts						$ 500,000	$ 2,400,000
Long-term debt						0	40,650,000
Paid-in-kind interest						0	4,200,000
A&R Term Loan Credit Agreement | Senior Secured First Lien Term Loan
Debt Instrument [Line Items]
Proceeds from secured debt		$ 5,000,000	$ 42,500,000
Current borrowing capacity			$ 57,500,000					$ 57,500,000
A&R Term Loan Credit Agreement | Convertible debt
Debt Instrument [Line Items]
Long-term debt							40,700,000
Principal balance							41,200,000
Debt issuance costs, net							500,000
Convertible debt
Debt Instrument [Line Items]
Cash paid for interest						$ 2,100,000	$ 2,100,000
PIK Securities | Convertible debt
Debt Instrument [Line Items]
Debt, face amount				$ 41,200,000
Debt conversion, principle amount				$ 57,000,000

[1] Consolidated statement of cash flows for the year ended December 31, 2022 includes cash flows from discontinued operations. See Note 2.