Retirement Plans - Additional Information (Details) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2020 |
Dec. 31, 2019 |
Dec. 31, 2018 |
|
| Defined Contribution Plan Disclosure [Line Items] | |||
| Employer contribution amount to plan | $ 700,000 | $ 500,000 | $ 400,000 |
| Savings Plan | |||
| Defined Contribution Plan Disclosure [Line Items] | |||
| Employer contribution amount to plan | $ 0 | $ 0 | $ 0 |