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DEBT - Convertible Senior Notes - Future Minimum Payments (Details) - USD ($) $ in Thousands | Dec. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Principal repayments |  |
Convertible senior notes | $ 140,873 | $ 139,966
Convertible senior notes |  |
Principal repayments |  |
2023 | 3,773 |
2024 | 3,773 |
2025 | 3,773 |
2026 | 145,638 |
Total minimum payments | 156,957 |
Less: interest | (13,207) |
Less: unamortized issuance costs | (2,877) |
Convertible senior notes | $ 140,873 |

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