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Marketable Debt Securities (Tables) | 9 Months Ended
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Sep. 30, 2021
Investments Debt And Equity Securities [Abstract] |
Schedule of Marketable Debt Securities | The following table summarizes the Company’s marketable debt securities as of December 31, 2020 (in thousands):
|  | December 31, 2020 |
|  | Amortized Cost |  |  | Unrealized Losses |  |  | Unrealized Gains |  |  | Fair Value |
Asset-backed securities |  | $ | 7,507 |  |  | $ | — |  |  | $ | 15 |  |  | $ | 7,522 |
Corporate debt securities |  |  | 1,754 |  |  |  | — |  |  |  | 8 |  |  |  | 1,762 |
Commercial paper |  |  | 999 |  |  |  | — |  |  |  | 1 |  |  |  | 1,000 |
Total |  | $ | 10,260 |  |  | $ | — |  |  | $ | 24 |  |  | $ | 10,284 |
Summary of Classification of Marketable Debt Securities in Condensed Consolidated Balance Sheets | The following table summarizes the classification of the Company’s marketable debt securities in the consolidated balance sheets (in thousands):
|  | September 30, |  |  | December 31, |
|  | 2021 |  |  | 2020 |
Short-term marketable debt securities |  | $ | — |  |  | $ | 10,284 |
Long-term marketable debt securities |  |  | — |  |  |  | — |
Total |  | $ | — |  |  | $ | 10,284 |

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- Definition Summary of classification of company marketable debt securities in condensed consolidated balance sheets. + References No definition available. + Details
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- Definition Tabular disclosure of marketable securities. This may consist of investments in certain debt and equity securities, short-term investments and other assets. + References No definition available. + Details
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