Cash Equivalents and Marketable Securities (Tables)
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9 Months Ended |
Sep. 30, 2024 |
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| Investments, Debt and Equity Securities [Abstract] |
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| Schedule of Marketable Securities |
At September 30, 2024, cash equivalents and marketable securities consisted of the following (in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | Amortized Cost | | Unrealized Gains | | Unrealized Losses | | Aggregate Fair Value | | Money market funds | $ | 99,716 | | | $ | — | | | $ | — | | | $ | 99,716 | | | Commercial paper | 5,953 | | | — | | | — | | | 5,953 | | | U.S. treasury debt securities | 255,229 | | | 989 | | | (34) | | | 256,184 | | | U.S. government agency debt securities | 92,849 | | | 401 | | | (2) | | | 93,248 | | | Corporate debt securities | 181,850 | | | 874 | | | (14) | | | 182,710 | | | | | | | | | | | $ | 635,597 | | | $ | 2,264 | | | $ | (50) | | | $ | 637,811 | | | Included in cash and cash equivalents | $ | 109,694 | | | $ | 2 | | | $ | — | | | $ | 109,696 | | | Included in marketable securities | $ | 525,903 | | | $ | 2,262 | | | $ | (50) | | | $ | 528,115 | |
At December 31, 2023, cash equivalents and marketable securities consisted of the following (in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | Amortized Cost | | Unrealized Gains | | Unrealized Losses | | Aggregate Fair Value | | Money market funds | $ | 108,826 | | | $ | — | | | $ | — | | | $ | 108,826 | | | Commercial paper | 56,115 | | | — | | | — | | | 56,115 | | | U.S. treasury debt securities | 224,136 | | | 531 | | | (80) | | | 224,587 | | | U.S. government agency debt securities | 110,036 | | | 256 | | | (15) | | | 110,277 | | | Corporate debt securities | 165,341 | | | 497 | | | (187) | | | 165,651 | | | Foreign government debt securities | 999 | | | — | | | (7) | | | 992 | | | $ | 665,453 | | | $ | 1,284 | | | $ | (289) | | | $ | 666,448 | | | Included in cash and cash equivalents | $ | 108,826 | | | $ | — | | | $ | — | | | $ | 108,826 | | | Included in marketable securities | $ | 556,627 | | | $ | 1,284 | | | $ | (289) | | | $ | 557,622 | |
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| Schedule of Cash and Cash Equivalents |
At September 30, 2024, cash equivalents and marketable securities consisted of the following (in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | Amortized Cost | | Unrealized Gains | | Unrealized Losses | | Aggregate Fair Value | | Money market funds | $ | 99,716 | | | $ | — | | | $ | — | | | $ | 99,716 | | | Commercial paper | 5,953 | | | — | | | — | | | 5,953 | | | U.S. treasury debt securities | 255,229 | | | 989 | | | (34) | | | 256,184 | | | U.S. government agency debt securities | 92,849 | | | 401 | | | (2) | | | 93,248 | | | Corporate debt securities | 181,850 | | | 874 | | | (14) | | | 182,710 | | | | | | | | | | | $ | 635,597 | | | $ | 2,264 | | | $ | (50) | | | $ | 637,811 | | | Included in cash and cash equivalents | $ | 109,694 | | | $ | 2 | | | $ | — | | | $ | 109,696 | | | Included in marketable securities | $ | 525,903 | | | $ | 2,262 | | | $ | (50) | | | $ | 528,115 | |
At December 31, 2023, cash equivalents and marketable securities consisted of the following (in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | Amortized Cost | | Unrealized Gains | | Unrealized Losses | | Aggregate Fair Value | | Money market funds | $ | 108,826 | | | $ | — | | | $ | — | | | $ | 108,826 | | | Commercial paper | 56,115 | | | — | | | — | | | 56,115 | | | U.S. treasury debt securities | 224,136 | | | 531 | | | (80) | | | 224,587 | | | U.S. government agency debt securities | 110,036 | | | 256 | | | (15) | | | 110,277 | | | Corporate debt securities | 165,341 | | | 497 | | | (187) | | | 165,651 | | | Foreign government debt securities | 999 | | | — | | | (7) | | | 992 | | | $ | 665,453 | | | $ | 1,284 | | | $ | (289) | | | $ | 666,448 | | | Included in cash and cash equivalents | $ | 108,826 | | | $ | — | | | $ | — | | | $ | 108,826 | | | Included in marketable securities | $ | 556,627 | | | $ | 1,284 | | | $ | (289) | | | $ | 557,622 | |
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| Schedule of Investments Classified by Contractual Maturity Date |
The contractual maturities of the investments classified as marketable securities are as follows (in thousands): | | | | | | | As of September 30, 2024 | | Due within one year | $ | 348,502 | | | Due in one to two years | 179,613 | | | | | $ | 528,115 | |
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| Schedule of Available-for-sale Securities, Continuous Unrealized Loss Position |
The following table presents gross unrealized losses and fair values for those cash equivalents and marketable securities that were in an unrealized loss position as of September 30, 2024, aggregated by investment category and the length of time that individual securities have been in a continuous loss position (in thousands): | | | | | | | | | | | | | | | | | | | | | | | | | As of September 30, 2024 | | Less than 12 months | | 12 months or greater | | Fair Value | | Unrealized Loss | | Fair Value | | Unrealized Loss | | U.S. treasury debt securities | $ | 39,627 | | | $ | (30) | | | $ | 7,490 | | | $ | (4) | | | U.S. government agency debt securities | 957 | | | (2) | | | — | | | — | | | Corporate debt securities | 17,183 | | | (9) | | | 5,842 | | | (5) | | | | | | | | | | | Total | $ | 57,767 | | | $ | (41) | | | $ | 13,332 | | | $ | (9) | |
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