CONVERTIBLE NOTE - Amortization of Finance Expense (Details) - 0% Convertible Senior Notes Due 2025 - Convertible Debt - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022	Dec. 31, 2022
Debt Instrument [Line Items]
Amortization of debt issuance costs	$ 836	$ 831	$ 2,477	$ 2,461	$ 3,293
Total finance expense recognized	$ 836	$ 831	$ 2,477	$ 2,461	$ 3,293