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Long-term Debt - Schedule of Net Carrying Amount of Long-term Debt (Detail) - USD ($) $ in Thousands | Mar. 31, 2022 | Dec. 31, 2021
--- | --- | ---
Debt Instrument [Line Items] |  |
Total | $ 2,361,865 | $ 2,155,151
Convertible Senior Notes due 2025 | Convertible Debt |  |
Debt Instrument [Line Items] |  |
Total | 638,630 | 637,882
Convertible Senior Notes due 2027 | Convertible Debt |  |
Debt Instrument [Line Items] |  |
Total | 1,030,265 | 1,029,263
Secured Notes Due Twenty Twenty Eight |  |
Debt Instrument [Line Items] |  |
Total | 488,382 | 488,006
Secured Term Loan Due Twenty Twenty Five |  |
Debt Instrument [Line Items] |  |
Total | $ 204,588 | $ 0

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