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Cash, Cash Equivalents and Marketable Securities (Tables) | 9 Months Ended
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Sep. 30, 2024
Cash and Cash Equivalents [Abstract] |
Schedule of Cash, Cash Equivalents and Available-for-Sale Marketable Securities | A summary of cash, cash equivalents and available-for-sale marketable securities held by the Company as of September 30, 2024 and December 31, 2023 is as follows (in thousands):
| September 30, 2024
| Cost |  | Unrealized gains |  | Unrealized losses |  | Fair value
Cash and cash equivalents: |  |  |  |  |  |  |
Cash (Level 1) | $ | 25,242 |  |  | $ | — |  |  | $ | — |  |  | $ | 25,242 |
Money market funds (Level 1) | 86,060 |  |  | — |  |  | — |  |  | 86,060 |
U.S. government and government sponsored entities due within 3 months (Level 1) | 67,541 |  |  | — |  |  | — |  |  | 67,541 |
Corporate debt securities due within 3 months of date of purchase (Level 2) | 58,841 |  |  | — |  |  | — |  |  | 58,841 |
Total cash and cash equivalents | 237,684 |  |  | — |  |  | — |  |  | 237,684 |
Marketable securities: |  |  |  |  |  |  |
Corporate debt securities due within 1 year of date of purchase (Level 2) | 436,277 |  |  | 573 |  |  | (25) |  |  | 436,825 |
U.S. government and government sponsored entities due within 1 year of date of purchase (Level 2) | 297,160 |  |  | 411 |  |  | (7) |  |  | 297,564 |
U.S. government and government sponsored entities due within 1 to 2 years of date of purchase (Level 2) | 31,235 |  |  | 320 |  |  | (1) |  |  | 31,554 |
Total cash, cash equivalents, restricted cash, and marketable securities | $ | 1,002,356 |  |  | $ | 1,304 |  |  | $ | (33) |  |  | $ | 1,003,627 |
| December 31, 2023
| Cost |  | Unrealized gains |  | Unrealized losses |  | Fair value
Cash and cash equivalents: |  |  |  |  |  |  |
Cash (Level 1) | $ | 2,729 |  |  | $ | — |  |  | $ | — |  |  | $ | 2,729 |
Money market funds (Level 1) | 78,555 |  |  | — |  |  | — |  |  | 78,555 |
US government and government sponsored entities (Level 1) | 14,967 |  |  | — |  |  | — |  |  | 14,967 |
Corporate debt securities due within 3 months of date of purchase (Level 2) | 3,664 |  |  | — |  |  | — |  |  | 3,664 |
Total cash and cash equivalents | 99,915 |  |  | — |  |  | — |  |  | 99,915 |
Marketable securities: |  |  |  |  |  |  |
Corporate debt securities due within 1 year of date of purchase (Level 2) | 382,028 |  |  | 195 |  |  | (7) |  |  | 382,216 |
US government and government sponsored entities due within 1 year of date of purchase (Level 2) | 150,743 |  |  | 280 |  |  | (1) |  |  | 151,022 |
Corporate debt securities due within 1 to 2 years of date of purchase (Level 2) | 977 |  |  | 1 |  |  | — |  |  | 978 |
Total cash, cash equivalents and marketable securities | $ | 633,663 |  |  | $ | 476 |  |  | $ | (8) |  |  | $ | 634,131 |

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- Definition Tabular disclosure of the components of cash, cash equivalents, and investments. + References No definition available. + Details
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