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

Convertible Redeemable Preferred Stock and Stockholders' Equity (Details)

v3.26.1
Convertible Redeemable Preferred Stock and Stockholders' Equity (Details) - USD ($)
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 29, 2025
Sep. 10, 2024
Convertible Redeemable Preferred Stock and Stockholders' Equity        
Warrants exercise price     $ 5  
Number of shares called by each warrant     1  
Proceeds from exercise of warrants   $ 714,000    
Convertible note warrant       $ 100,000
Issuance of common stock in connection with warrant exercise $ 1,000 7,794,000    
Series B preferred stock        
Convertible Redeemable Preferred Stock and Stockholders' Equity        
Convertible note warrant   600,000    
Issuance of common stock in connection with warrant exercise   $ 1,600,000    
New Common Stock Warrants        
Convertible Redeemable Preferred Stock and Stockholders' Equity        
Warrants exercise price   $ 22.23    
Number of shares called by each warrant   2    
Issuance of common stock in connection with warrant exercise   $ 1,200,000    
Issuance costs   $ 44,000    
Series B Preferred Stock        
Convertible Redeemable Preferred Stock and Stockholders' Equity        
Number of preferred share received per warrant exercised   1    
Number of common share warrant received per warrant exercised   1    
Issuance of common stock in connection with warrant exercise   $ 400,000    
Price per share   $ 35.72    
Redemption price per share   $ 100    
Series B Preferred Stock | Series B preferred stock        
Convertible Redeemable Preferred Stock and Stockholders' Equity        
Issuance of common stock in connection with warrant exercise (in shares)   29,322    
Warrants exercise price   $ 35.72    
Proceeds from exercise of warrants   $ 1,000,000    
Additional discounts in connection with the issuance   1,100,000    
Issuance costs   $ 61,000