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Convertible Senior Notes - Change in Fair Value of Embedded Conversion Derivative (Details) - Convertible Debt - 2026 Notes - Embedded conversion derivative
$ in Thousands
2 Months Ended
Mar. 31, 2021
USD ($)
Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation, Calculation [Roll Forward]  
Beginning Balance $ 33,192
Change in fair value 1,527
Ending Balance $ 34,719