Annual report [Section 13 and 15(d), not S-K Item 405]

The assumptions used in the valuation of stock options granted during the years ended December 31, 2024 and 2023 were as follows: (Details)

v3.25.1
The assumptions used in the valuation of stock options granted during the years ended December 31, 2024 and 2023 were as follows: (Details)
12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Risk-free interest rate - Minimum 3.58% 3.42%
Risk-free interest rate - Maximum 5.33% 4.35%
Expected stock price volatility - minimum 111.89% 122.19%
Expected stock price volatility - maximum 140.42% 142.72%
Expected dividend yield 0.00% 0.00%
Minimum [Member]    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Expected term of option 5 years 3 months 5 years
Maximum [Member]    
Share-Based Compensation Arrangement by Share-Based Payment Award [Line Items]    
Expected term of option 10 years 10 years