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Convertible Senior Notes - Carrying Value of Convertible Senior Notes (Detail) - USD ($) $ in Thousands | Dec. 31, 2023 | Dec. 14, 2023 | Dec. 31, 2022
--- | --- | --- | ---
Debt Instrument [Line Items] |  |  |
Total convertible senior notes | $ 69,452 |  | $ 284,615
Total convertible senior notes | 510,143 |  | 0
0.375% Convertible Senior Notes due 2024 |  |  |
Debt Instrument [Line Items] |  |  |
Principal amount | 69,700 | $ 217,700 | 287,470
Unamortized debt issuance costs | (248) |  | (2,855)
Total convertible senior notes | 69,452 |  | 284,615
1.00% Convertible Senior Notes due 2028 |  |  |
Debt Instrument [Line Items] |  |  |
Principal amount | 600,000 | $ 309,900 | 0
Unamortized debt discount | (81,457) |  | 0
Unamortized debt issuance costs | (8,400) |  | 0
Total convertible senior notes | $ 510,143 |  | $ 0

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- Definition Carrying value as of the balance sheet date of the portion of long-term debt due within one year or the operating cycle if longer identified as Convertible Notes Payable. Convertible Notes Payable is a written promise to pay a note which can be exchanged for a specified amount of another, related security, at the option of the issuer and the holder. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.20) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480566/210-10-S99-1 + Details
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