DEBT AND FINANCING ARRANGEMENTS - Interest Expense Recognition (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Debt Disclosure [Abstract]
Interest Expense, Debt, Excluding Amortization	$ 2,300	$ 2,300
Amortization of Debt Discount (Premium)	0	0	$ 9,513
Accretion of debt discount and non-cash interest expense	1,461	1,461
Interest Expense, Debt	$ 3,761	$ 3,761
Debt instrument, interest rate	1.64%	1.64%