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Fair Value Measurements (Tables) | 3 Months Ended
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Mar. 31, 2022
Fair Value Measurements |
Schedule of fair value of financial assets | The following table presents the fair value of the Company’s financial assets determined using the inputs defined above (in thousands).
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | March 31, 2022
​ |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
Assets: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Money market funds | ​ | $ | 35,422 | ​ | $ | — | ​ | $ | — |  | $ | 35,422
Commercial paper | ​ |  | — | ​ | ​ | 138,084 | ​ |  | — |  |  | 138,084
Corporate debt securities | ​ | ​ | — | ​ | ​ | 45,350 | ​ | ​ | — | ​ | ​ | 45,350
U.S. Treasury and agency securities | ​ | ​ | — | ​ | ​ | 77,648 | ​ | ​ | — | ​ | ​ | 77,648
Supranational and sovereign government securities | ​ |  | — | ​ | ​ | 3,000 |  |  | — |  |  | 3,000
Total financial assets carried at fair value | ​ | $ | 35,422 | ​ | $ | 264,082 |  | $ | — |  | $ | 299,504
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​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | December 31, 2021
​ |  | Level 1 |  | Level 2 |  | Level 3 |  | Total
Assets: | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
Money market funds | ​ | $ | 39,854 | ​ | $ | — | ​ | $ | — |  | $ | 39,854
Commercial paper | ​ |  | — | ​ |  | 157,141 | ​ |  | — |  |  | 157,141
Corporate debt securities | ​ |  | — | ​ |  | 75,548 |  |  | — |  |  | 75,548
U.S. Treasury and agency securities | ​ | ​ | ​ | ​ | ​ | 40,017 | ​ | ​ | — |  |  | 40,017
Supranational and sovereign government securities | ​ |  | — | ​ |  | 6,010 |  |  | — |  |  | 6,010
Total financial assets carried at fair value | ​ | $ | 39,854 | ​ | $ | 278,716 |  | $ | — |  | $ | 318,570

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- Definition Tabular disclosure of assets, including [financial] instruments measured at fair value that are classified in stockholders' equity, if any, by class that are measured at fair value on a recurring basis. The disclosures contemplated herein include the fair value measurements at the reporting date by the level within the fair value hierarchy in which the fair value measurements in their entirety fall, segregating fair value measurements using quoted prices in active markets for identical assets (Level 1), significant other observable inputs (Level 2), and significant unobservable inputs (Level 3). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 820 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=123874694&loc=d3e19207-110258 + Details
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