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DEBT - Schedule of Interest Expense on Debt (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Dec. 31, 2020
Schedule Of Interest Expenses [Line Items]      
Total interest expense on convertible debt $ 15,970 $ 15,337 $ 29,309 [1]
Convertible Senior Notes      
Schedule Of Interest Expenses [Line Items]      
Coupon interest expense 10,465 10,465 12,350
Accretion of discount on convertible notes 3,349 3,339 14,682
Amortization of debt issuance costs 593 593 1,829
Total interest expense on convertible debt $ 14,407 $ 14,397 $ 28,861
[1] Certain December 31, 2020 amounts have been corrected for an immaterial error identified in the third quarter of 2022. See Note 1 to these Consolidated Financial Statements for details.