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Marketable Securities (Tables) | 3 Months Ended
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Mar. 31, 2021
Investments, Debt and Equity Securities [Abstract] |
Summary of Available-for-Sale Marketable Securities | The following table summarizes the marketable securities held as of March 31, 2021 (in thousands):
| Amortized cost |  | Unrealized gains |  | Unrealized losses |  | Fair value
March 31, 2021 |  |  |  |  |  |  |
Corporate bonds | $ | 2,032 |  |  | $ | — |  |  | $ | (1) |  |  | $ | 2,031 |
Commercial paper | 20,374 |  |  | — |  |  | — |  |  | 20,374 |
Total | $ | 22,406 |  |  | $ | — |  |  | $ | (1) |  |  | $ | 22,405 |

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- Definition Tabular disclosure of investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale). + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 320 -URI http://asc.fasb.org/topic&trid=2196928 + Details
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