v3.26.1
PIPE subscription obligation (Details)
$ / shares in Units, $ in Thousands
 1 Months Ended 3 Months Ended 6 Months Ended
Jan. 31, 2026
USD ($)
$ / shares
shares
Jun. 30, 2026
USD ($)
Mar. 31, 2026
USD ($)
shares
Jun. 30, 2025
USD ($)
Jun. 30, 2026
USD ($)
shares
Jun. 30, 2025
USD ($)
Dec. 31, 2025
USD ($)
 [1]
Dec. 31, 2024
USD ($)
 [1]
Dec. 31, 2023
USD ($)
PIPE subscription obligation                  
Loss on the change in fair value of the PIPE subscription obligation   $ 8,151     $ 22,051        
Fair value of commitment shares             $ 122,953 $ 245,121 $ 237,671
Class B common shares                  
PIPE subscription obligation                  
Proceeds from issuance $ 350                
Number of shares issued | shares 3,500,000   3,500,000   3,500,000        
Non-voting common stock, conversion ratio 0.01                
Non-voting common stock, redemption amount $ 350                
Fair value of commitment shares 26,306 26,306 $ 26,306   $ 26,306        
PIPE financing                  
PIPE subscription obligation                  
Proceeds from issuance $ 107,675                
Number of units issued | shares 10,556,367                
Price per unit issued | $ / shares $ 10.2                
Number of shares in a unit | shares 1                
Number of warrants in a unit | shares 1                
Exercise price per unit of warrants or rights outstanding. | $ / shares $ 12                
Fair value of forward contract $ 0                
Loss on the change in fair value of the PIPE subscription obligation   $ 8,151   $ 0 $ 22,051 $ 0      
[1] Share amounts have been retrospectively adjusted to reflect the ten-for-one (10:1) reverse share split effective August 2025. See note 12 for details.