v3.25.4
Related party transactions (Details) - Chief Executive Officer (CEO) [Member]
$ / shares in Units, $ in Millions
12 Months Ended
Dec. 31, 2025
USD ($)
$ / shares
shares
Related Party Transaction [Line Items]  
Related Party Transaction, Purchases from Related Party | $ $ 2
Common stock, par value (in dollars per share) $ 0.0001
Common Stock, Shares, Issued | shares 1,129,944
Shares Issued, Price Per Share $ 1.77