Quarterly report [Sections 13 or 15(d)]

Summary of Stock Option Activity (Details)

v3.26.1
Summary of Stock Option Activity (Details) - USD ($)
 3 Months Ended 12 Months Ended
Mar. 31, 2026
Dec. 31, 2025
Share-Based Payment Arrangement [Abstract]    
Number of shares, outstanding, balance 1,076,332  
Weighted average exercise price, outstanding, balance $ 4.41  
Weighted average remaining contractual term (in years), outstanding 9 years 7 months 20 days 9 years 10 months 20 days
Aggregate intrinsic value, outstanding, balance [1]  
Number of shares, cancelled or expired (20)  
Weighted average exercise price, cancelled or expired $ 15,120  
Number of shares, outstanding, balance 1,076,312 1,076,332
Weighted average exercise price, outstanding, balance $ 4.13 $ 4.41
Aggregate intrinsic value, outstanding, balance [1]
Number of shares, exercisable, balance 812,312  
Weighted average exercise price, exercisable, balance $ 5.17  
Weighted average remaining contractual term (in years), exercisable 9 years 7 months 17 days  
Aggregate intrinsic value, exercisable, balance [1]  
[1] Comprised of 660,000 Series H Warrants, which, upon exercise, will result in the issuance of 660,000 shares of Series H Convertible Preferred Stock, which, at the current Conversion Price of $1.00 per share and based on the Stated Value of $25 per share, are convertible into a total of 23,925,000 shares of common stock.