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Fair Value Measurements - Additional Information (Detail) - USD ($) $ in Thousands |  |  |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | --- | --- | ---
Dec. 14, 2023 | Apr. 17, 2023 | Sep. 16, 2021 | Dec. 31, 2022 | Dec. 31, 2023 | Dec. 31, 2022 | Jul. 31, 2019
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Purchase of treasury stock |  |  |  | $ 100,000 |  |  |
0.375% Convertible Senior Notes due 2024 |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Principal amount |  |  |  |  |  |  | $ 287,500
Notes, frequency of periodic payment |  |  |  |  | semi-annually |  |
Total convertible senior notes |  |  |  | 284,600 | $ 69,500 | $ 284,600 |
Fair value of convertible senior notes |  |  |  | $ 452,000 | 109,800 | 452,000 |
1.00% Convertible Senior Notes due 2028 |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Debt istrument cancelled | $ 309,900 |  |  |  |  |  |
Principal amount | 290,100 |  |  |  | 600,000 |  |
Notes for cash | 290,100 |  |  |  |  |  |
Total convertible senior notes |  |  |  |  | 510,100 |  |
Fair value of convertible senior notes |  |  |  |  | 596,000 |  |
1.00% Convertible Senior Notes due 2028 | Private Placement |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Principal amount | 600,000 |  |  |  |  |  |
1.00% Convertible Senior Notes due 2028 | Subscription Transaction |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Principal amount | 290,100 |  |  |  |  |  |
1.00% Convertible Senior Notes due 2028 | Exchange Transaction |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Debt istrument cancelled | 309,900 |  |  |  |  |  |
Exchanged 2019 Notes |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Debt Intrument Exchange Amount | $ 217,700 |  |  |  |  |  |
Avitide, Inc. |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Business combination contingent consideration |  |  | $ 88,400 |  | 125,000 | $ 88,373 |
FlexBiosys, Inc. |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Business combination contingent consideration |  | $ 6,600 |  |  | 42,000 |  |
Metenova Holding AB |  |  |  |  |  |  |
Summary Of Significant Accounting Policies [Line Items] |  |  |  |  |  |  |
Business combination contingent consideration |  |  |  |  | $ 10,000 |  |

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