DEBT - Long-term Debt (Details) - USD ($) $ in Thousands	Sep. 30, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Long-term debt, gross	$ 400,000	$ 400,000
Less: unamortized discount and fees	(3,700)	(4,182)
Less: current portion	0	0
Long-term debt	396,300	395,818
Senior Notes due 2028
Debt Instrument [Line Items]
Long-term debt, gross	400,000	400,000
Revolving Credit Agreement
Debt Instrument [Line Items]
Long-term debt, gross	$ 0	$ 0