v3.26.1
Segment reporting - Schedule of Reconciliation of Segment Adjusted EBITDA to Profit/Loss Before Income Taxes (Details) - USD ($)
$ in Thousands
 6 Months Ended
Jun. 30, 2026
Jun. 30, 2025
Reconciliation of Total Segment Adjusted EBITDA and Group Adjusted EBITA to Profit/(Loss) Before Income Tax [Abstract]    
Total segment adjusted EBITDA $ 76,492 $ 47,943
Unallocated income, expenses and eliminations:    
General and administration costs (48,663) (47,723)
Other gains/(losses)(net) 5,575 (1,105)
Finance income 2,274 3,616
Finance costs (19,388) (18,842)
Depreciation and amortization (11,155) (9,585)
Profit/(loss) before income tax 29,248 (4,836)
Unallocated income, expenses and eliminations:    
Unallocated income, expenses and eliminations:    
General and administration costs (25,038) (27,288)
Other gains/(losses)(net) 5,575 (1,105)
Finance income 2,274 3,616
Finance costs (19,388) (18,842)
Depreciation and amortization $ (10,667) $ (9,160)