Share-Based Compensation - Summary of Equity-based Compensation Expense (Details) - USD ($) $ in Thousands |
12 Months Ended | |
|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
|
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Total equity-based compensation expense | $ 646 | $ 233 |
| Research and Development | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Total equity-based compensation expense | 250 | 105 |
| Selling and Marketing | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Total equity-based compensation expense | 6 | |
| General and Administrative | ||
| Share-based Compensation Arrangement by Share-based Payment Award [Line Items] | ||
| Total equity-based compensation expense | $ 390 | $ 128 |