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DEBT - Components of Debt (Details) - USD ($) $ in Thousands	Dec. 31, 2023	Dec. 31, 2022
Debt Instrument [Line Items]
Total carrying amount	$ 228,436	$ 298,307
Current portion	920	71,797
Non-current portion	227,516	226,510
2019 Notes | Convertible Senior Notes
Debt Instrument [Line Items]
Long-term debt, gross	227,516	226,510
Discount and debt issuance costs	2,500	3,500
Term Loan
Debt Instrument [Line Items]
Long-term debt, gross	0	70,000
Other
Debt Instrument [Line Items]
Long-term debt, gross	$ 920	$ 1,797

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