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Fair Value - Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis (Details) - USD ($) $ in Thousands | Mar. 31, 2025 | Dec. 31, 2024
--- | --- | ---
Fair Value Measurement Inputs and Valuation Techniques |  |
Cash and cash equivalents | $ 705,729 | $ 744,721
Available-for-sale investments | 104,706 | 34,015
Equity investment | 10,000 | 10,000
Convertible Senior Notes due 2026 |  |
Fair Value Measurement Inputs and Valuation Techniques |  |
Debt instruments | 729,372 | 731,310
Level 1 |  |
Fair Value Measurement Inputs and Valuation Techniques |  |
Cash and cash equivalents | 705,729 | 744,721
Available-for-sale investments | 0 | 0
Equity investment | 0 | 0
Level 1 | Convertible Senior Notes due 2026 |  |
Fair Value Measurement Inputs and Valuation Techniques |  |
Debt instruments | 0 | 0
Level 2 |  |
Fair Value Measurement Inputs and Valuation Techniques |  |
Cash and cash equivalents | 0 | 0
Available-for-sale investments | 104,706 | 34,015
Equity investment | 0 | 0
Level 2 | Convertible Senior Notes due 2026 |  |
Fair Value Measurement Inputs and Valuation Techniques |  |
Debt instruments | 729,372 | 731,310
Level 3 |  |
Fair Value Measurement Inputs and Valuation Techniques |  |
Cash and cash equivalents | 0 | 0
Available-for-sale investments | 0 | 0
Equity investment | 10,000 | 10,000
Level 3 | Convertible Senior Notes due 2026 |  |
Fair Value Measurement Inputs and Valuation Techniques |  |
Debt instruments | $ 0 | $ 0

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- Definition Amount of currency on hand as well as demand deposits with banks or financial institutions. Includes other kinds of accounts that have the general characteristics of demand deposits. Also includes short-term, highly liquid investments that are both readily convertible to known amounts of cash and so near their maturity that they present insignificant risk of changes in value because of changes in interest rates. Excludes cash and cash equivalents within disposal group and discontinued operation. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02(1)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1 Reference 2: http://www.xbrl.org/2003/role/exampleRef -Topic 210 -SubTopic 10 -Name Accounting Standards Codification -Section 45 -Paragraph 1 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147483467/210-10-45-1 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482740/230-10-45-4 + Details
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