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Fair Value of Financial Instruments (Tables) | 9 Months Ended
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Sep. 30, 2025
Fair Value Disclosures [Abstract] |
Summary of Financial Instruments Measured at Fair Value on Recurring Basis by Level Within Fair Value Hierarchy | The following tables summarize the Company's financial instruments measured at fair value on a recurring basis by level within the fair value hierarchy (in thousands):
|  |  |  | September 30, 2025 |
|  | Valuation Hierarchy |  | Amortized Cost |  |  | Unrealized Losses |  |  | Unrealized Gains |  |  | Estimated Fair Value |
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash equivalents: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Money market funds |  | Level 1 |  | $ | 39,437 |  |  | $ | — |  |  | $ | — |  |  | $ | 39,437 |
Commercial paper |  | Level 2 |  |  | 20,404 |  |  |  | — |  |  |  | — |  |  |  | 20,404 |
Total Cash equivalents |  |  |  |  | 59,841 |  |  |  | — |  |  |  | — |  |  |  | 59,841 |
Short-term investments: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities |  | Level 2 |  | $ | 128,768 |  |  | $ | (4 | ) |  | $ | 366 |  |  | $ | 129,130 |
Commercial paper |  | Level 2 |  |  | 18,426 |  |  |  | — |  |  |  | — |  |  |  | 18,426 |
Government securities |  | Level 2 |  |  | 74,554 |  |  |  | (2 | ) |  |  | 109 |  |  |  | 74,661 |
Total short-term investments |  |  |  |  | 221,748 |  |  |  | (6 | ) |  |  | 475 |  |  |  | 222,217 |
Long-term investments: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities |  | Level 2 |  | $ | 13,815 |  |  | $ | — |  |  | $ | 42 |  |  | $ | 13,857 |
Government securities |  | Level 2 |  |  | 17,539 |  |  |  | (2 | ) |  |  | 27 |  |  | $ | 17,564 |
Total long-term investments |  |  |  |  | 31,354 |  |  |  | (2 | ) |  |  | 69 |  |  |  | 31,421 |
Total |  |  |  | $ | 312,943 |  |  | $ | (8 | ) |  | $ | 544 |  |  | $ | 313,479 |
|  |  |  | December 31, 2024 |
|  | Valuation Hierarchy |  | Amortized Cost |  |  | Unrealized Losses |  |  | Unrealized Gains |  |  | Estimated Fair Value |
Assets: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Cash equivalents: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Money market funds |  | Level 1 |  | $ | 25,617 |  |  | $ | — |  |  | $ | — |  |  | $ | 25,617 |
Commercial paper |  | Level 2 |  |  | 1,395 |  |  |  | — |  |  |  | — |  |  |  | 1,395 |
Government securities |  | Level 2 |  |  | 300 |  |  |  | — |  |  |  | — |  |  |  | 300 |
Total cash equivalents |  |  |  |  | 27,312 |  |  |  | — |  |  |  | — |  |  |  | 27,312 |
Short-term investments: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities |  | Level 2 |  | $ | 124,283 |  |  | $ | (38 | ) |  | $ | 303 |  |  | $ | 124,548 |
Commercial paper |  | Level 2 |  |  | 22,820 |  |  |  | — |  |  |  | — |  |  |  | 22,820 |
Government securities |  | Level 2 |  |  | 92,013 |  |  |  | (17 | ) |  |  | 117 |  |  |  | 92,113 |
Total short-term investments |  |  |  |  | 239,116 |  |  |  | (55 | ) |  |  | 420 |  |  |  | 239,481 |
Long-term investments: |  |  |  |  |  |  |  |  |  |  |  |  |  |
Corporate debt securities |  | Level 2 |  | $ | 85,992 |  |  | $ | (62 | ) |  | $ | 332 |  |  | $ | 86,262 |
Government securities |  | Level 2 |  |  | 24,091 |  |  |  | (29 | ) |  |  | 68 |  |  |  | 24,130 |
Total long-term investments |  |  |  |  | 110,083 |  |  |  | (91 | ) |  |  | 400 |  |  |  | 110,392 |
Commercial paper |  | Level 2 |  |  | 1,395 |  |  |  | — |  |  |  | — |  |  |  | 1,395 |
Total |  |  |  | $ | 376,511 |  |  | $ | (146 | ) |  | $ | 820 |  |  | $ | 377,185 |

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- Definition Tabular disclosure of financial instrument measured at fair value on recurring or nonrecurring basis. Includes, but is not limited to, instrument classified in shareholders' equity. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-2 Reference 3: http://www.xbrl.org/2003/role/exampleRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 100 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482078/820-10-55-100 Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 820 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 3 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482106/820-10-50-3 + Details
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