FINANCING ARRANGEMENTS - Schedule of Debt (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Dec. 31, 2023
Debt Instrument
Principal amounts at end of period	$ 236,313	$ 217,417
Net carrying amount at end of period	236,313
Senior Convertible Note
Debt Instrument
Principal amounts at beginning of period	15,230	95,178
Conversion of principal into common stock	0	(79,948)
Principal amounts at end of period	15,230	15,230
Unamortized discount and issuance costs	(6,553)	(7,157)
Net carrying amount at end of period	$ 8,677	$ 8,073