DEBT - Convertible Notes, Additional Information (Details) - USD ($)				9 Months Ended
		Jul. 31, 2023	Jul. 31, 2017	Sep. 30, 2023	Sep. 30, 2022	Jun. 16, 2023
Debt Instrument [Line Items]
Paid-in-kind interest	[1]			$ 10,906,000	$ 15,464,000
Convertible debt
Debt Instrument [Line Items]
Cash paid for interest				$ 2,100,000	2,100,000
Senior Secured First Lien Term Loan | A&R Term Loan Credit Agreement
Debt Instrument [Line Items]
Proceeds from secured debt		$ 42,500,000
Current borrowing capacity		$ 57,500,000				$ 57,500,000
Convertible debt
Debt Instrument [Line Items]
Principal amount, long-term debt issued			$ 230,000,000
Stated interest rate				5.00%
Repurchase of convertible debt			$ 222,300,000
Paid-in-kind interest				$ 0	$ 4,200,000

[1] Condensed consolidated statement of cash flows for the nine months ended September 30, 2022 includes discontinued operations.