v3.26.1
Intangible assets (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Intangible assets      
Balance at beginning $ 160 $ 443  
Amortization 733 359 $ 548
Balance at end 2,949 160 443
Cost      
Intangible assets      
Balance at beginning 3,723 3,647  
Additions 284 76  
Business combination - merger transaction 3,238    
Balance at end 7,245 3,723 3,647
Accumulated amortization      
Intangible assets      
Balance at beginning (3,563) (3,204)  
Amortization (733) (359)  
Balance at end (4,296) (3,563) (3,204)
Computer software      
Intangible assets      
Balance at beginning 160 443  
Balance at end 372 160 443
Computer software | Cost      
Intangible assets      
Balance at beginning 3,722 3,646  
Additions 284 76  
Business combination - merger transaction 78    
Balance at end 4,084 3,722 3,646
Computer software | Accumulated amortization      
Intangible assets      
Balance at beginning (3,562) (3,203)  
Amortization (150) (359)  
Balance at end (3,712) (3,562) (3,203)
Trademark | Cost      
Intangible assets      
Balance at beginning 1 1  
Balance at end 1 1 1
Trademark | Accumulated amortization      
Intangible assets      
Balance at beginning (1) (1)  
Balance at end (1) $ (1) $ (1)
Brand name      
Intangible assets      
Balance at end 1,652    
Brand name | Cost      
Intangible assets      
Business combination - merger transaction 2,060    
Balance at end 2,060    
Brand name | Accumulated amortization      
Intangible assets      
Amortization (408)    
Balance at end (408)    
Customer relationship      
Intangible assets      
Balance at end 925    
Customer relationship | Cost      
Intangible assets      
Business combination - merger transaction 1,100    
Balance at end 1,100    
Customer relationship | Accumulated amortization      
Intangible assets      
Amortization (175)    
Balance at end $ (175)