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Stock-Based Compensation - Schedule of Assumptions Used to Estimate Fair Value of Stock Options and Cancelled Options (Details) - Stock Options
3 Months Ended 6 Months Ended
Jun. 30, 2021
Jun. 30, 2021
Share Based Compensation Arrangement By Share Based Payment Award [Line Items]    
Risk-free interest rate 1.07% 0.80%
Expected term in years 6 years 6 years
Expected volatility 76.00% 75.00%