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Fair Value of Financial Instruments (Details) - USD ($) $ in Thousands | 3 Months Ended |  |  |
--- | --- | --- | --- | ---
Mar. 31, 2024 | Mar. 31, 2023 | Dec. 31, 2023 | Feb. 10, 2023 | Feb. 13, 2020
Marketable securities | $ 89,438 |  | $ 71,601 |  |
Total assets measured at fair value | 159,210 |  | 153,629 |  |
Transfer of Assets From Level 1 to Level 2 | 0 | $ 0 |  |  |
Transfer of Assets From Level 2 to Level 1 | 0 | 0 |  |  |
Transfer of Liabilities From Level 1 to Level 2 | 0 | 0 |  |  |
Transfer of Liabilities From Level 2 to Level 1 | 0 | 0 |  |  |
Transfer of Assets Into Level 3 | 0 | 0 |  |  |
Transfer of Assets Out of Level 3 | 0 | 0 |  |  |
Transfer of Liabilities Into Level 3 | 0 | 0 |  |  |
Transfer of Liabilities Out of Level 3 | 0 | $ 0 |  |  |
Corporate debt securities |  |  |  |  |
Marketable securities | 62,501 |  | 41,612 |  |
U.S. Treasury securities |  |  |  |  |
Marketable securities | 24,442 |  | 25,468 |  |
Government-sponsored securities |  |  |  |  |
Marketable securities | 2,495 |  | 4,521 |  |
Money market funds |  |  |  |  |
Cash equivalents | 69,772 |  | 77,299 |  |
U.S. Treasury securities |  |  |  |  |
Cash equivalents |  |  | 4,729 |  |
Quoted Prices in active markets (Level 1) |  |  |  |  |
Total assets measured at fair value | 69,772 |  | 77,299 |  |
Quoted Prices in active markets (Level 1) | Money market funds |  |  |  |  |
Cash equivalents | 69,772 |  | 77,299 |  |
Significant other observable inputs (Level 2) |  |  |  |  |
Total assets measured at fair value | 89,438 |  | 76,330 |  |
Significant other observable inputs (Level 2) | Corporate debt securities |  |  |  |  |
Marketable securities | 62,501 |  | 41,612 |  |
Significant other observable inputs (Level 2) | U.S. Treasury securities |  |  |  |  |
Marketable securities | 24,442 |  | 25,468 |  |
Significant other observable inputs (Level 2) | Government-sponsored securities |  |  |  |  |
Marketable securities | 2,495 |  | 4,521 |  |
Significant other observable inputs (Level 2) | U.S. Treasury securities |  |  |  |  |
Cash equivalents |  |  | $ 4,729 |  |
2026 Convertible Notes |  |  |  |  |
Interest rate (as a percent) |  |  |  |  | 2.625%
Net carrying value | $ 26,033 |  |  |  |
2026 Convertible Notes | Significant other observable inputs (Level 2) |  |  |  |  |
Interest rate (as a percent) | 2.625% |  |  |  |
Convertible senior notes, fair value | $ 37,624 |  |  |  |
Net carrying value | 26,033 |  |  |  |
2029 Convertible Notes |  |  |  |  |
Interest rate (as a percent) |  |  |  | 2.875% |
Net carrying value | $ 236,392 |  |  |  |
2029 Convertible Notes | Significant other observable inputs (Level 2) |  |  |  |  |
Interest rate (as a percent) | 2.875% |  |  |  |
Convertible senior notes, fair value | $ 272,798 |  |  |  |
Net carrying value | $ 236,392 |  |  |  |

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