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v3.22.2.2

Cash, cash equivalents, and short-term marketable securities (Tables) | 9 Months Ended
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Sep. 30, 2022
Investments, Debt and Equity Securities [Abstract] |
Schedule of Restricted Cash | The following table summarizes the Company's cash, cash equivalents, and restricted cash as of September 30, 2022 and 2021.
| Nine Months Ended September 30, 2022 |  | Nine Months Ended September 30, 2021
(in thousands) | Beginning of period |  | End of period |  | Beginning of period |  | End of period
Cash and cash equivalents | $ | 177,947 |  |  | $ | 184,082 |  |  | $ | 255,094 |  |  | $ | 191,707 |
Restricted cash included in other assets, noncurrent | 478 |  |  | 478 |  |  | 321 |  |  | 478 |
Total cash, cash equivalents and restricted cash per statement of cash flows | $ | 178,425 |  |  | $ | 184,560 |  |  | $ | 255,415 |  |  | $ | 192,185 |
Debt Securities, Available-for-Sale | The following table summarizes the Company's marketable securities held at September 30, 2022. The Company had no marketable securities as of December 31, 2021.
| September 30, 2022
(in thousands) | Amortized Cost |  | Gross Unrealized Gains |  | Gross Unrealized Losses |  | Fair Value
Marketable securities |  |  |  |  |  |  |
U.S. treasury securities | $ | 101,342 |  |  | $ | 4 |  |  | $ | (228) |  |  | $ | 101,118 |
U.S. government agency securities | $ | 4,933 |  |  | $ | — |  |  | $ | (7) |  |  | $ | 4,926 |

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