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Cash, Cash Equivalents, Restricted Cash, and Investments (Tables) | 9 Months Ended
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Sep. 30, 2024
Cash and Cash Equivalents [Abstract] |
Schedule of Cash, Cash Equivalents and Investments | The following is a summary of cash, cash equivalents, and investments as of September 30, 2024 and December 31, 2023:
| Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Estimated Fair Value
September 30, 2024 |  |  |  |  |  |  |
Cash and cash equivalents | $ | 45,087 |  |  | $ | — |  |  | $ | (4) |  |  | $ | 45,083 |
Investments: |  |  |  |  |  |  |
U.S. treasury securities | 186,214 |  |  | 1,585 |  |  | (3) |  |  | 187,796 |
Total investments | 186,214 |  |  | 1,585 |  |  | (3) |  |  | 187,796 |
Total cash, cash equivalents, and investments | $ | 231,301 |  |  | $ | 1,585 |  |  | $ | (7) |  |  | $ | 232,879 |
| Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Estimated Fair Value
December 31, 2023 |  |  |  |  |  |  |
Cash and cash equivalents | $ | 58,848 |  |  | $ | — |  |  | $ | — |  |  | $ | 58,848 |
Investments: |  |  |  |  |  |  |
U.S. treasury securities due in one year or less | 179,843 |  |  | 265 |  |  | (387) |  |  | 179,721 |
Total investments | 179,843 |  |  | 265 |  |  | (387) |  |  | 179,721 |
Total cash, cash equivalents and investments | $ | 238,691 |  |  | $ | 265 |  |  | $ | (387) |  |  | $ | 238,569 |
Schedule of Reconciliation of Cash and Cash Equivalents | The following table is a reconciliation of cash, cash equivalents, and restricted cash included in the accompanying unaudited condensed consolidated balance sheets that sum to the total cash, cash equivalents, and restricted cash included in the accompanying unaudited condensed consolidated statements of cash flows:
| As of September 30,
| 2024 |  | 2023
Cash and cash equivalents | $ | 45,083 |  |  | $ | 41,189 |
Restricted cash included in "other long-term assets" | 185 |  |  | — |
Cash, cash equivalents, and restricted cash | $ | 45,268 |  |  | $ | 41,189 |
Schedule of Reconciliation of Restrictions on Cash and Cash Equivalents | The following table is a reconciliation of cash, cash equivalents, and restricted cash included in the accompanying unaudited condensed consolidated balance sheets that sum to the total cash, cash equivalents, and restricted cash included in the accompanying unaudited condensed consolidated statements of cash flows:
| As of September 30,
| 2024 |  | 2023
Cash and cash equivalents | $ | 45,083 |  |  | $ | 41,189 |
Restricted cash included in "other long-term assets" | 185 |  |  | — |
Cash, cash equivalents, and restricted cash | $ | 45,268 |  |  | $ | 41,189 |

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