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Cash, Cash Equivalents, and Investments - Effective Maturity Dates of Available-for-Sale Investments (Details) - USD ($) $ in Thousands | Mar. 31, 2024 | Dec. 31, 2023
--- | --- | ---
Debt Securities, Available-for-sale |  |
less than 1 year | $ 139,334 |
1-2 Years | 68,352 |
2-3 Years | 73,217 |
3-4 Years | 81,054 |
4-5 Years | 49,603 |
5-8 Years | 6,200 |
Total | 417,760 | $ 373,622
Corporate bonds |  |
Debt Securities, Available-for-sale |  |
less than 1 year | 134,032 |
1-2 Years | 57,463 |
2-3 Years | 59,120 |
3-4 Years | 58,225 |
4-5 Years | 44,905 |
5-8 Years | 0 |
Total | 353,745 |
Treasury notes |  |
Debt Securities, Available-for-sale |  |
less than 1 year | 0 |
1-2 Years | 3,429 |
2-3 Years | 14,097 |
3-4 Years | 22,829 |
4-5 Years | 4,698 |
5-8 Years | 0 |
Total | 45,053 |
Asset-backed securities |  |
Debt Securities, Available-for-sale |  |
less than 1 year | 4,309 |
1-2 Years | 6,486 |
2-3 Years | 0 |
3-4 Years | 0 |
4-5 Years | 0 |
5-8 Years | 6,200 |
Total | 16,995 |
Sovereign bonds |  |
Debt Securities, Available-for-sale |  |
less than 1 year | 993 |
1-2 Years | 974 |
2-3 Years | 0 |
3-4 Years | 0 |
4-5 Years | 0 |
5-8 Years | 0 |
Total | $ 1,967 |

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