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Convertible Senior Notes - Capped Call Transactions (Details) - Senior Notes - USD ($) $ / shares in Units, $ in Thousands | 1 Months Ended |
--- | --- | ---
Aug. 31, 2020 | Apr. 30, 2019 | Jun. 30, 2022
2026 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Proceeds from issuance of convertible senior notes, net of issuance costs | $ 984,096 |  |
Conversion price (in dollars per share) |  |  | $ 107.55
2025 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Proceeds from issuance of convertible senior notes, net of issuance costs |  | $ 780,180 |
Conversion price (in dollars per share) |  |  | $ 51.56
Capped Call | 2026 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Proceeds from issuance of convertible senior notes, net of issuance costs | $ 103,400 |  |
Debt instrument, convertible (in shares) |  |  | 9,297,800
Conversion price (in dollars per share) |  |  | $ 156.44
Capped Call | 2025 Notes |  |  |
Debt Instrument [Line Items] |  |  |
Proceeds from issuance of convertible senior notes, net of issuance costs |  | $ 97,200 |
Debt instrument, convertible (in shares) |  |  | 13,576,513
Conversion price (in dollars per share) |  |  | $ 79.32

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