Investments and Fair Value of Financial Assets and Liabilities (Details) - USD ($) $ in Thousands |
Mar. 31, 2022 |
Dec. 31, 2021 |
|---|---|---|
| Marketable securities | ||
| Amortized Cost | $ 78,470 | |
| Gross Unrealized Losses | (57) | |
| Investments | 78,413 | $ 0 |
| Assets: | ||
| Investments | 78,413 | 0 |
| Transfers between Level 1, Level 2 or Level 3 | ||
| Transfer from Level 1 to Level 2, assets | 0 | |
| U.S. treasury bills | ||
| Marketable securities | ||
| Amortized Cost | 78,470 | |
| Gross Unrealized Losses | (57) | |
| Investments | 78,413 | |
| Assets: | ||
| Investments | 78,413 | |
| Recurring | ||
| Assets: | ||
| Assets | 171,153 | 217,009 |
| Recurring | U.S. money market funds | ||
| Assets: | ||
| Cash equivalents | 92,740 | 217,009 |
| Recurring | U.S. treasury bills | ||
| Marketable securities | ||
| Investments | 78,413 | |
| Assets: | ||
| Investments | 78,413 | |
| Recurring | Level 1 | ||
| Assets: | ||
| Assets | 92,740 | 217,009 |
| Recurring | Level 1 | U.S. money market funds | ||
| Assets: | ||
| Cash equivalents | 92,740 | $ 217,009 |
| Recurring | Level 2 | ||
| Assets: | ||
| Assets | 78,413 | |
| Recurring | Level 2 | U.S. treasury bills | ||
| Marketable securities | ||
| Investments | 78,413 | |
| Assets: | ||
| Investments | $ 78,413 |