Stockholders' Equity - Summary of Assumptions Used to Value Stock Options Granted to Employees using Black-Scholes Option-Pricing (Details) |
3 Months Ended | 6 Months Ended | ||
---|---|---|---|---|
Jun. 30, 2022 |
Jun. 30, 2021 |
Jun. 30, 2022 |
Jun. 30, 2021 |
|
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||||
Risk-free interest rate range, minimum | 2.52% | 0.92% | 1.58% | 0.48% |
Risk-free interest rate range, maximum | 3.22% | 1.15% | 3.22% | 1.15% |
Dividend yield | 0.00% | 0.00% | 0.00% | 0.00% |
Volatility rate range, minimum | 85.04% | 90.34% | 85.04% | 88.70% |
Volatility rate range, maximum | 87.15% | 91.19% | 87.15% | 91.19% |
Minimum | ||||
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||||
Expected term of options (years) | 5 years 4 months 17 days | 5 years 4 months 13 days | 5 years 29 days | 5 years 4 months 13 days |
Maximum | ||||
Share Based Compensation Arrangement By Share Based Payment Award [Line Items] | ||||
Expected term of options (years) | 6 years 29 days | 6 years 29 days | 6 years 5 months 23 days | 6 years 5 months 23 days |