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Stock-Based Compensation - Fair Value of Stock Options Assumptions Using Black-Scholes Option Valuation Model (Details)
3 Months Ended 9 Months Ended
Sep. 30, 2025
Sep. 30, 2024
Sep. 30, 2025
Sep. 30, 2024
Risk-free interest rate   3.70%    
Risk-free interest rate, Minimum 3.86%   4.05% 3.70%
Risk-free interest rate, Maximum 4.13%   4.15% 4.09%
Expected life in years   6 years 21 days    
Expected volatility   112.17%    
Expected volatility, Minimum 119.26%   113.26% 112.17%
Expected volatility, Maximum 127.03%   127.03% 170.50%
Expected dividend yield 0.00% 0.00% 0.00% 0.00%
Maximum [Member]        
Expected life in years 6 years 21 days   6 years 21 days 6 years 21 days
Minimum [Member]        
Expected life in years 5 years   5 years 14 days 5 years 14 days