RELATED PARTY TRANSACTIONS - Secured Note Amendment and Exchange (Narrative) (Details) - USD ($) $ / shares in Units, $ in Thousands, shares in Millions		12 Months Ended
	Jun. 09, 2023	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021	Aug. 31, 2022
Debt Instrument [Line Items]
Share price (in dollars per share)	$ 7.40	$ 4.00
2.50% Notes extinguished in connection with exchange transaction		$ 0	$ 49,624	$ 0
Five Point Zero Percent Secured Promissory Note | Senior Notes | Affiliated Entity | August 2022 Exchange Transaction
Debt Instrument [Line Items]
Initial conversion price (in dollars per share)					$ 21.20
Jack W. Schuler Living Trust | Five Point Zero Percent Secured Promissory Note | Senior Notes | Affiliated Entity
Debt Instrument [Line Items]
Initial conversion price (in dollars per share)	$ 10.60
Shares issued (in shares)	3.4
2.50% Notes extinguished in connection with exchange transaction	$ 25,400
Extinguishment of debt	19,300
Loss on extinguishment	$ 6,100