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Fair Value (Tables) | 9 Months Ended
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Sep. 30, 2025
Fair Value |
Summary of financial instruments measured at fair value on a non-recurring basis | ​
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​ | ​ | ​ | ​ | ​ | ​ | ​ | Gross | ​ | Gross | ​ | ​ | ​
​ | ​ | ​ | ​ | Amortized | ​ | unrecognized | ​ | unrecognized | ​ | Aggregate
Description |  | Classification |  | cost |  | holding gains |  | holding losses |  | fair value
Money market funds and cash equivalents |  | Cash equivalents | ​ | $ | 11,538 | ​ | $ | — | ​ | $ | — | ​ | $ | 11,538
Commercial paper |  | Short-term investments | ​ |  | 24,040 | ​ | ​ | 8 | ​ | ​ | — | ​ |  | 24,048
U.S. Treasury securities and government agency bonds | ​ | Short-term investments | ​ | ​ | 48,319 | ​ | ​ | 89 | ​ | ​ | (1) | ​ | ​ | 48,407
Corporate debt |  | Short-term investments | ​ |  | 20,396 | ​ | ​ | 18 | ​ | ​ | — | ​ |  | 20,414
Corporate debt | ​ | Long-term investments | ​ | ​ | 37,447 | ​ | ​ | 103 | ​ | ​ | (14) | ​ | ​ | 37,536
U.S. Treasury securities and government agency bonds | ​ | Long-term investments | ​ | ​ | 14,827 | ​ | ​ | 32 | ​ | ​ | (5) | ​ | ​ | 14,854
Total cash equivalents, short-term investments and long-term investments |  |  | ​ | $ | 156,567 | ​ | $ | 250 | ​ | $ | (20) | ​ | $ | 156,797
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​ | ​ | ​ | ​ | ​ | ​ | ​ | Gross | ​ | Gross | ​ | ​ | ​
​ | ​ | ​ | ​ | Amortized | ​ | unrecognized | ​ | unrecognized | ​ | Aggregate
Description |  | Classification |  | cost |  | holding gains |  | holding losses |  | fair value
Money market funds and cash equivalents |  | Cash equivalents | ​ | $ | 19,759 | ​ | $ | — | ​ | $ | — | ​ | $ | 19,759
Commercial paper | ​ | Cash equivalents | ​ | ​ | 5,959 | ​ | ​ | 1 | ​ | ​ | — | ​ | ​ | 5,960
Commercial paper |  | Short-term investments | ​ |  | 47,907 | ​ |  | 28 | ​ |  | (8) | ​ |  | 47,927
U.S. Treasury securities and government agency bonds | ​ | Short‑term investments | ​ |  | 64,193 | ​ |  | 135 | ​ |  | (4) | ​ |  | 64,324
Corporate debt | ​ | Short‑term investments | ​ | ​ | 14,498 | ​ | ​ | 29 | ​ | ​ | (6) | ​ | ​ | 14,521
U.S. Treasury securities and government agency bonds | ​ | Long-term investments | ​ | ​ | 35,781 | ​ | ​ | 106 | ​ | ​ | (68) | ​ | ​ | 35,819
Total cash equivalents, short-term investments and long-term investments |  |  | ​ | $ | 188,097 | ​ | $ | 299 | ​ | $ | (86) | ​ | $ | 188,310

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- Definition Tabular disclosure of assets and liabilities by class, including financial instruments measured at fair value that are classified in shareholders' equity, if any, that are measured at fair value on a nonrecurring basis in periods after initial recognition (for example, impaired assets). Disclosures may include, but are not limited to: (a) the fair value measurements recorded and the reasons for the measurements and (b) the level within the fair value hierarchy in which the fair value measurements are categorized in their entirety (levels 1, 2, 3). + 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 + Details
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