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Stock-Based Compensation - Assumptions (Details)
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Fair value assumptions    
Expected volatility   79.70%
Minimum    
Fair value assumptions    
Expected term 5 years 6 months 5 years 3 months 18 days
Expected volatility 79.70%  
Risk free interest rate 1.80% 0.80%
Maximum    
Fair value assumptions    
Expected term 6 years 1 month 6 days 6 years 1 month 6 days
Expected volatility 81.40%  
Risk free interest rate 4.20% 1.40%