Commitments and Contingencies - Defined Contribution Plan (Details) - USD ($) $ in Millions |
1 Months Ended | 3 Months Ended | 9 Months Ended |
|---|---|---|---|
Jan. 31, 2018 |
Sep. 30, 2021 |
Sep. 30, 2021 |
|
| Commitments and Contingencies | |||
| Employer matching contribution (as a percent) | 50.00% | ||
| Company matching contribution | $ 0.2 | $ 0.7 | |
| Maximum | |||
| Commitments and Contingencies | |||
| Percentage of employee's gross pay match | 6.00% |