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Share-Based Compensation - Valuation assumptions (Details) - $ / shares
Apr. 09, 2024
Nov. 14, 2024
Share-Based Compensation    
Share price   $ 1
Employee stock option | 2021 incentive plan    
Share-Based Compensation    
Exercise price $ 1.71  
Share price $ 1.71  
Volatility 114.32%  
Term (years) 4 years 6 months  
Risk-free rate 4.29%  
Dividend yield 0.00%