Commitment and Contingencies - Components of Lease Expense (Details) - USD ($) $ in Thousands |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
|
| Commitments and Contingencies Disclosure [Abstract] | |||
| Operating lease cost | $ 2,435 | $ 3,267 | $ 3,723 |
| Variable lease costs | 97 | 49 | 176 |
| Total lease costs | $ 2,532 | $ 3,316 | $ 3,899 |