Benefit Plan (Details) - USD ($) |
12 Months Ended | |
|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Benefit Plan | ||
| Defined contribution plan, employer matching contribution, percent of match on first 3% of base salary | 100.00% | |
| Defined contribution plan, employer matching contribution, first tranche, percent of employees' gross pay | 3.00% | |
| Defined contribution plan, employer matching contribution, percent of match on next 2% of base salary | 50.00% | |
| Defined contribution plan, employer matching contribution, second tranche, percent of employees gross pay | 2.00% | |
| Defined benefit plan, accumulated benefit obligation | $ 39,000 | $ 30,000 |