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CASH AND CASH EQUIVALENTS AND MARKETABLE SECURITIES (Tables) | 6 Months Ended
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Jun. 30, 2024
Cash and Cash Equivalents [Abstract] |
Summary of Cash and Cash Equivalents and Marketable Securities | Cash and cash equivalents and marketable securities consisted of the following as of June 30, 2024 and December 31, 2023:
|  | June 30, 2024 |  |  | December 31, 2023 |
Cash and cash equivalents |  | $ | 340,911 |  |  | $ | 162,518 |
Marketable securities, current |  |  | 155,844 |  |  |  | 82,255 |
Marketable securities, non-current |  |  | 46,411 |  |  |  | 79,247 |
Total cash and cash equivalents and marketable securities |  | $ | 543,166 |  |  | $ | 324,020 |
Schedule of Cash Equivalents and Marketable Securities | As of June 30, 2024, cash equivalents and marketable securities consisted of the following:
|  | Amortized Cost |  |  | Gross Unrealized Gains |  |  | Gross Unrealized Losses |  |  | Fair Value |  |  | Cash Equivalents |  |  | Marketable Securities |
Money market accounts |  | $ | 310,368 |  |  | $ | — |  |  | $ | — |  |  | $ | 310,368 |  |  | $ | 310,368 |  |  | $ | — |
Certificates of deposit |  |  | 30,147 |  |  |  | 14 |  |  |  | (2 | ) |  |  | 30,159 |  |  |  | — |  |  |  | 30,159 |
Commercial paper |  |  | 15,824 |  |  |  | — |  |  |  | (12 | ) |  |  | 15,812 |  |  |  | — |  |  |  | 15,812 |
Corporate debt securities |  |  | 71,602 |  |  |  | 38 |  |  |  | (160 | ) |  |  | 71,480 |  |  |  | — |  |  |  | 71,480 |
Yankee bonds |  |  | 5,297 |  |  |  | — |  |  |  | (8 | ) |  |  | 5,289 |  |  |  | — |  |  |  | 5,289 |
U.S. Treasury securities |  |  | 58,085 |  |  |  | — |  |  |  | (409 | ) |  |  | 57,676 |  |  |  | — |  |  |  | 57,676 |
Mortgage- and asset-backed securities |  |  | 21,819 |  |  |  | 24 |  |  |  | (5 | ) |  |  | 21,838 |  |  |  | — |  |  |  | 21,838 |
Total |  | $ | 513,142 |  |  | $ | 76 |  |  | $ | (596 | ) |  | $ | 512,622 |  |  | $ | 310,368 |  |  | $ | 202,254 |
Summary of Cash Equivalents and Marketable Securities with Unrealized Losses | The following table presents the Company’s marketable securities with unrealized losses by investment category and the length of time the marketable securities have been in a continuous loss position as of June 30, 2024:
|  | In Loss Position for Less than 12 Months |  |  | In Loss Position for Greater than 12 Months |  |  | Total |
|  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |  |  | Fair Value |  |  | Unrealized Losses |
Certificates of deposit |  | $ | 4,221 |  |  | $ | (2 | ) |  | $ | — |  |  | $ | — |  |  | $ | 4,221 |  |  | $ | (2 | )
Commercial paper |  |  | 14,558 |  |  |  | (12 | ) |  |  | — |  |  |  | — |  |  |  | 14,558 |  |  |  | (12 | )
Corporate debt securities |  |  | 45,974 |  |  |  | (157 | ) |  |  | 2,831 |  |  |  | (3 | ) |  |  | 48,805 |  |  |  | (160 | )
Yankee bonds |  |  | 4,922 |  |  |  | (8 | ) |  |  | — |  |  |  | — |  |  |  | 4,922 |  |  |  | (8 | )
U.S. Treasury securities |  |  | — |  |  |  | — |  |  |  | 57,676 |  |  |  | (409 | ) |  |  | 57,676 |  |  |  | (409 | )
Mortgage- and asset-backed securities |  |  | 8,083 |  |  |  | (4 | ) |  |  | 54 |  |  |  | (1 | ) |  |  | 8,137 |  |  |  | (5 | )
Total |  | $ | 77,758 |  |  | $ | (183 | ) |  | $ | 60,561 |  |  | $ | (413 | ) |  | $ | 138,319 |  |  | $ | (596 | )
Summary of Contractual Maturities of Cash Equivalents and Marketable Securities | The following table summarizes the contractual maturities of the Company’s cash equivalents and marketable securities as of June 30, 2024:
|  | Amortized Cost |  |  | Fair Value |
Due within one year |  | $ | 466,737 |  |  | $ | 466,211 |
Due within one to two years |  |  | 46,405 |  |  |  | 46,411 |
Total |  | $ | 513,142 |  |  | $ | 512,622 |

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