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Debt and Bank Borrowings - Schedule of 2025 Notes (Details) - 2025 Notes
$ in Thousands
Mar. 31, 2021
USD ($)
Debt Instrument [Line Items]  
Principal $ 1,150,000
Less: unamortized debt discount and issuance costs (252,129)
Net carrying amount 897,871
Amount allocated to equity component 251,745
Less: issuance costs and tax (6,679)
Carrying amount of the equity component $ 245,066