v3.26.3
Intangible assets - Schedule of reconciliation of intangible assets (Details)
$ in Thousands
 6 Months Ended
Jun. 30, 2026
USD ($)
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]  
Exit from the consolidation scope $ (256)
Intangible assets other than goodwill  
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]  
Intangible assets and goodwill at beginning of period 12,710
Acquisitions 4,032
Amortisation charges (1,428)
Translation differences 997
Intangible assets and goodwill at end of period 16,055
Customer contracts  
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]  
Intangible assets and goodwill at beginning of period 10,955
Acquisitions 0
Amortisation charges (788)
Exit from the consolidation scope 0
Translation differences 0
Intangible assets and goodwill at end of period 10,167
Other intangible assets  
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]  
Intangible assets and goodwill at beginning of period 1,755
Acquisitions 4,032
Amortisation charges (640)
Exit from the consolidation scope (256)
Translation differences 997
Intangible assets and goodwill at end of period 5,888
Goodwill  
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]  
Intangible assets and goodwill at beginning of period 177,022
Acquisitions 0
Amortisation charges 0
Exit from the consolidation scope 0
Translation differences 0
Intangible assets and goodwill at end of period 177,022
Cost | Intangible assets other than goodwill  
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]  
Intangible assets and goodwill at beginning of period 22,996
Intangible assets and goodwill at end of period 27,514
Cost | Customer contracts  
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]  
Intangible assets and goodwill at beginning of period 16,569
Intangible assets and goodwill at end of period 16,569
Cost | Other intangible assets  
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]  
Intangible assets and goodwill at beginning of period 6,427
Intangible assets and goodwill at end of period 10,945
Cost | Goodwill  
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]  
Intangible assets and goodwill at beginning of period 177,022
Intangible assets and goodwill at end of period 177,022
Amortisation & impairment losses | Intangible assets other than goodwill  
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]  
Intangible assets and goodwill at beginning of period (10,286)
Intangible assets and goodwill at end of period (11,459)
Amortisation & impairment losses | Customer contracts  
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]  
Intangible assets and goodwill at beginning of period (5,614)
Intangible assets and goodwill at end of period (6,402)
Amortisation & impairment losses | Other intangible assets  
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]  
Intangible assets and goodwill at beginning of period (4,672)
Intangible assets and goodwill at end of period (5,057)
Amortisation & impairment losses | Goodwill  
Disclosure of reconciliation of changes in intangible assets and goodwill [line items]  
Intangible assets and goodwill at beginning of period 0
Intangible assets and goodwill at end of period $ 0