v3.26.1
Notes payable (Narrative) (Details) - USD ($)
Dec. 01, 2022
Mar. 31, 2026
Dec. 31, 2025
Short-Term Debt [Line Items]      
Note payable   $ 0 $ 1,804
Notes Payable to Banks [Member]      
Short-Term Debt [Line Items]      
Note payable $ 58,075    
Note payable term 36 months    
Monthly instalments $ 1,816    
Fixed interest rate 7.8581%