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v3.22.1

Cash and Cash Equivalents and Investments (Tables) | 3 Months Ended
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Mar. 31, 2022
Cash and Cash Equivalents and Investments [Abstract] |
Schedule of Cash, Cash Equivalents and Short-term Investments [Table Text Block] |
|  | As of March 31, 2022
|  | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Estimated Fair Value
|  | (in thousands)
Cash and cash equivalents |  | $ | 59,520 |  |  | $ | — |  |  | $ | — |  |  | $ | 59,520 |
Securities maturing within one year: |  |  |  |  |  |  |  |
U.S. treasury securities |  | 12,486 |  |  | — |  |  | (26) |  |  | 12,460 |
Corporate debt securities |  | 14,533 |  |  | 4 |  |  | (15) |  |  | 14,522 |
Total short-term investments |  | $ | 27,019 |  |  | $ | 4 |  |  | $ | (41) |  |  | $ | 26,982 |
Total cash and cash equivalents and investments |  | $ | 86,539 |  |  | $ | 4 |  |  | $ | (41) |  |  | $ | 86,502 |
|  | As of December 31, 2021
|  | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Estimated Fair Value
|  |  |  | (in thousands) |  |
Cash and cash equivalents |  | $ | 64,066 |  |  | $ | — |  |  | $ | (1) |  |  | $ | 64,065 |
Securities maturing within one year: |  |  |  |  |  |  |  |
U.S. treasury securities |  | 7,562 |  |  | — |  |  | (1) |  |  | 7,561 |
Corporate debt securities |  | 15,125 |  |  | — |  |  | (8) |  |  | 15,117 |
Total short-term investments |  | $ | 22,687 |  |  | $ | — |  |  | $ | (9) |  |  | $ | 22,678 |
Total cash and cash equivalents and investments |  | $ | 86,753 |  |  | $ | — |  |  | $ | (10) |  |  | $ | 86,743 |

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- Definition Cash and Cash Equivalents and Investments [Abstract] + References No definition available. + Details
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- Definition Tabular disclosure of the components of cash, cash equivalents, and investments. + References No definition available. + Details
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