Financial Instruments and Fair Value Measurements - Amortized Cost, Unrealized Gain (Loss), and Fair Value (Details) - USD ($) $ in Thousands |
Sep. 30, 2022 |
Dec. 31, 2021 |
|---|---|---|
| Marketable securities: | ||
| Cost or Amortized Cost | $ 88,133 | $ 121,642 |
| Unrealized Gains | 0 | 0 |
| Unrealized Losses | (1,632) | (365) |
| Fair Value | 86,501 | 121,277 |
| Corporate debt securities | ||
| Marketable securities: | ||
| Cost or Amortized Cost | 32,984 | 56,098 |
| Unrealized Gains | 0 | 0 |
| Unrealized Losses | (511) | (177) |
| Fair Value | 32,473 | 55,921 |
| U.S. treasury securities | ||
| Marketable securities: | ||
| Cost or Amortized Cost | 29,596 | 37,286 |
| Unrealized Gains | 0 | 0 |
| Unrealized Losses | (523) | (96) |
| Fair Value | 29,073 | 37,190 |
| U.S. government agency bonds | ||
| Marketable securities: | ||
| Cost or Amortized Cost | 25,553 | 28,258 |
| Unrealized Gains | 0 | 0 |
| Unrealized Losses | (598) | (92) |
| Fair Value | $ 24,955 | $ 28,166 |