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Stock-Based Compensation - Fair Value of Stock Options Assumptions Using Black-Scholes Option Valuation Model (Details)
3 Months Ended 6 Months Ended
Jun. 30, 2025
Jun. 30, 2024
Jun. 30, 2025
Jun. 30, 2024
Risk-free interest rate 4.15% 4.09%   4.09%
Risk-free interest rate, Minimum     4.05%  
Risk-free interest rate, Maximum     4.15%  
Expected life in years 5 years 14 days 5 years 14 days    
Expected volatility 125.11% 170.50%    
Expected volatility, Minimum     113.26% 114.65%
Expected volatility, Maximum     125.11% 170.50%
Expected dividend yield 0.00% 0.00% 0.00% 0.00%
Maximum [Member]        
Expected life in years     6 years 21 days 5 years 3 months 7 days
Minimum [Member]        
Expected life in years     5 years 14 days 5 years 14 days