Quarterly report [Sections 13 or 15(d)]

Schedule of fair values and allocation of net proceeds (Details)

v3.25.3
Schedule of fair values and allocation of net proceeds (Details) - USD ($)
 1 Months Ended 9 Months Ended
May 12, 2025
May 31, 2025
Sep. 30, 2025
Class of Stock [Line Items]      
Total   $ 9,777,000  
Convertible preferred stock and warrants fair value percentage   100.00%  
Total   $ 5,441,000 $ 6,503,000
Convertible preferred stock and warrants net proceeds percentage   100.00%  
Warrant [Member]      
Class of Stock [Line Items]      
Total   $ 6,089,000  
Convertible preferred stock and warrants fair value percentage   62.30%  
Additional Paid-in Capital [Member]      
Class of Stock [Line Items]      
Total   $ 3,389,000  
Convertible preferred stock and warrants net proceeds percentage   62.30%  
Series L Preferred Stock [Member]      
Class of Stock [Line Items]      
Total   $ 3,688,000  
Convertible preferred stock and warrants fair value percentage   37.70%  
Total $ 5,441,000    
Mezzanine Equity [Member]      
Class of Stock [Line Items]      
Total   $ 2,052,000  
Convertible preferred stock and warrants net proceeds percentage   37.70%