INCOME TAXES - Components of Income Before Income Taxes (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022
Income before income taxes and non-controlling interests [Line Items]
Domestic - Luxembourg	$ (56,506)	$ (47,432)
Loss before income taxes and non-controlling interests	(52,348)	(47,567)
Foreign - U.S.
Income before income taxes and non-controlling interests [Line Items]
Foreign - U.S. and Non-U.S.	(453)	912
Foreign - non-U.S.
Income before income taxes and non-controlling interests [Line Items]
Foreign - U.S. and Non-U.S.	$ 4,611	$ (1,047)