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SIGNIFICANT ACCOUNTING POLICIES - Debt Issuance Costs (Details) - USD ($) $ in Thousands |  |  | 3 Months Ended | 12 Months Ended
--- | --- | --- | --- | ---
Apr. 01, 2024 | Sep. 22, 2020 | Dec. 31, 2024 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, face amount |  |  | $ 230,000 | $ 230,000 |  |
Proceeds from issuance of convertible senior notes, net of issuance costs paid of $6,900 |  | $ 222,700 |  |  |  |
Gain on debt extinguishment |  |  |  | 13,017 | $ 0 | $ 0
Accretion of debt discount and non-cash interest expense |  |  |  | 1,600 | 1,600 | $ 1,600
2025 |  |  | 1,329 | 1,329 |  |
2026 |  |  | 1,122 | 1,122 |  |
2027 |  |  | 1,122 | 1,122 |  |
2028 |  |  | 1,122 | 1,122 |  |
2029 |  |  | 283 | 283 |  |
Total |  |  | 4,978 | 4,978 |  |
Convertible Debt |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt issuance costs, gross |  |  | 7,300 | 7,300 |  |
2024 Convertible Senior Notes |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Accretion of debt discount and non-cash interest expense |  |  |  | 838 |  |
Debt issuance costs, gross |  |  | 5,610 | 5,610 | 0 |
Less accumulated amortization |  |  | (839) | (839) | 0 |
Debt issuance costs, net |  |  | 4,771 | 4,771 | 0 |
2020 Convertible Senior Notes |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, face amount |  |  | 230,000 | 230,000 |  |
Accretion of debt discount and non-cash interest expense |  |  |  | 585 | 1,461 |
Debt issuance costs, gross |  |  | 5,572 | 5,572 | 7,275 |
Less accumulated amortization |  |  | (5,365) | (5,365) | (4,779) |
Debt issuance costs, net |  |  | 207 | 207 | 2,496 |
Convertible Senior Notes, Additional Principal Option |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, face amount |  | $ 30,000 |  |  |  |
Lines of Credit |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt issuance costs, gross |  |  | 1,211 | 1,211 | 839 |
Less accumulated amortization |  |  | (990) | (990) | (780) |
Debt issuance costs, net |  |  | 221 | 221 | $ 59 |
Convertible Debt | 2020 Convertible Senior Notes |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt Instrument, Repurchased Face Amount |  |  | 183,900 | $ 183,900 |  |
Gain on debt extinguishment |  |  | 13,000 |  |  |
Convertible Debt | Convertible Senior Notes 2024 |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Debt instrument, face amount | $ 172,500 |  |  |  |  |
Proceeds from issuance of convertible senior notes, net of issuance costs paid of $6,900 | 166,800 |  | $ 169,300 |  |  |
Debt Instrument, Face Amount, Additional Principal Available | $ 22,500 |  |  |  |  |

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