v3.26.1
Goodwill and other intangible assets - Schedule of reconciliation of changes in intangible assets and goodwill (Detail) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Goodwill [member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]    
Beginning balance $ 22,576  
Ending balance 22,576 $ 22,576
Other intangible assets [member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]    
Beginning balance 15,443  
Ending balance 18,485 15,443
Cost [member] | Goodwill [member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]    
Beginning balance 22,576 22,576
Ending balance 22,576 22,576
Cost [member] | Other intangible assets [member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]    
Beginning balance 35,724 24,396
Additions 11,720 11,328
Impairment of long -live assets [1] (365)  
Ending balance 47,079 35,724
Accumulated amortization [member] | Goodwill [member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]    
Beginning balance   0
Accumulated amortization [member] | Other intangible assets [member]    
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]    
Beginning balance (20,281) (14,370)
Amortization (8,655) (5,911)
Impairment of long -live assets [1] 342  
Ending balance $ (28,594) $ (20,281)
[1] See Note 3.2.2.