FAIR VALUE OF FINANCIAL INSTRUMENTS - Narrative (Details) - Convertible Notes - USD ($)	Jun. 30, 2024	Apr. 30, 2024	Dec. 31, 2023	Jun. 30, 2023	Jun. 09, 2023	Mar. 15, 2023	Mar. 31, 2018
5.00% Convertible Notes Due 2026
Debt Instrument [Line Items]
Interest rate	5.00%		5.00%	5.00%	5.00%
Outstanding principal amount	$ 69,243,000		$ 67,634,000
5.00% Convertible Notes Due 2026 | Level 3
Debt Instrument [Line Items]
Fair value	$ 46,300,000		$ 50,800,000		$ 38,200,000
2.50% Convertible Notes Due 2023
Debt Instrument [Line Items]
Interest rate	2.50%	2.50%	2.50%	2.50%		2.50%	2.50%
Outstanding principal amount	$ 0		$ 726,000
Aggregate principal amount	$ 700,000			$ 10,000,000			$ 150,000,000