v3.26.1
Income taxes (Narrative) (Details) - USD ($)
$ in Millions
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Major Components Of Tax Expense (Income) [Line Items]    
Statutory tax rate 26.50% 26.50%
Unrecognized deferred tax liabilities $ 135.3 $ 73.7
Unrecognized deferred tax assets $ 26.7 $ 35.8