v3.26.1
Intangible assets (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Dec. 31, 2023
Disclosure of detailed information about intangible assets [line items]      
Intangible assets and goodwill at beginning of period $ 5,641 $ 64,300 $ 48,705
Intangible assets and goodwill at end of period 12,198 5,641 64,300
Capitalized development costs      
Disclosure of detailed information about intangible assets [line items]      
Intangible assets and goodwill at beginning of period 281 60,305 40,618
Intangible assets and goodwill at end of period 340 281 60,305
Licenses and acquired technology      
Disclosure of detailed information about intangible assets [line items]      
Intangible assets and goodwill at beginning of period 5,360 3,995 8,087
Intangible assets and goodwill at end of period 7,472 5,360 3,995
Goodwill      
Disclosure of detailed information about intangible assets [line items]      
Intangible assets and goodwill at beginning of period 0 0 0
Intangible assets and goodwill at end of period 3,676 0 0
Other      
Disclosure of detailed information about intangible assets [line items]      
Intangible assets and goodwill at beginning of period 0 0 0
Intangible assets and goodwill at end of period 710 0 0
Cost:      
Disclosure of detailed information about intangible assets [line items]      
Intangible assets and goodwill at beginning of period 92,989 103,169 82,337
Additions 3,773 20,186 22,960
Acquisition of ACP Advanced Circuit Pursuit AG 5,585    
Disposals 126 30,344 2,121
Exchange difference (283) 22 7
Intangible assets and goodwill at end of period 102,504 92,989 103,169
Cost: | Capitalized development costs      
Disclosure of detailed information about intangible assets [line items]      
Intangible assets and goodwill at beginning of period 60,863 71,230 48,903
Additions 120 15,484 22,327
Acquisition of ACP Advanced Circuit Pursuit AG 0    
Disposals 0 25,851 0
Exchange difference 0 0 0
Intangible assets and goodwill at end of period 60,983 60,863 71,230
Cost: | Licenses and acquired technology      
Disclosure of detailed information about intangible assets [line items]      
Intangible assets and goodwill at beginning of period 32,126 31,939 33,434
Additions 3,653 4,702 633
Acquisition of ACP Advanced Circuit Pursuit AG 1,114    
Disposals 126 4,493 2,121
Exchange difference (283) 22 7
Intangible assets and goodwill at end of period 37,050 32,126 31,939
Cost: | Goodwill      
Disclosure of detailed information about intangible assets [line items]      
Intangible assets and goodwill at beginning of period 0 0 0
Additions 0 0 0
Acquisition of ACP Advanced Circuit Pursuit AG 3,676    
Disposals 0 0 0
Exchange difference 0 0 0
Intangible assets and goodwill at end of period 3,676 0 0
Cost: | Other      
Disclosure of detailed information about intangible assets [line items]      
Intangible assets and goodwill at beginning of period 0 0 0
Additions 0 0 0
Acquisition of ACP Advanced Circuit Pursuit AG 795    
Disposals 0 0 0
Exchange difference 0 0 0
Intangible assets and goodwill at end of period 795 0 0
Depreciation and impairment:      
Disclosure of detailed information about intangible assets [line items]      
Intangible assets and goodwill at beginning of period (87,348) (38,869) (33,632)
Disposals (126) (12,198) (2,121)
Exchange difference 122 (13) 10
Amortization 2,962 4,309 7,348
Impairment   56,381  
Intangible assets and goodwill at end of period (90,306) (87,348) (38,869)
Depreciation and impairment: | Capitalized development costs      
Disclosure of detailed information about intangible assets [line items]      
Intangible assets and goodwill at beginning of period (60,582) (10,925) (8,285)
Disposals 0 (7,705) 0
Exchange difference 0 0 0
Amortization 61 2,206 2,640
Impairment   55,156  
Intangible assets and goodwill at end of period (60,643) (60,582) (10,925)
Depreciation and impairment: | Licenses and acquired technology      
Disclosure of detailed information about intangible assets [line items]      
Intangible assets and goodwill at beginning of period (26,766) (27,944) (25,347)
Disposals (126) (4,493) (2,121)
Exchange difference 122 (13) 10
Amortization 2,816 2,103 4,708
Impairment   1,225  
Intangible assets and goodwill at end of period (29,578) (26,766) (27,944)
Depreciation and impairment: | Goodwill      
Disclosure of detailed information about intangible assets [line items]      
Intangible assets and goodwill at beginning of period 0 0 0
Disposals 0 0 0
Exchange difference 0 0 0
Amortization 0 0 0
Impairment   0  
Intangible assets and goodwill at end of period 0 0 0
Depreciation and impairment: | Other      
Disclosure of detailed information about intangible assets [line items]      
Intangible assets and goodwill at beginning of period 0 0 0
Disposals 0 0 0
Exchange difference 0 0 0
Amortization 85 0 0
Impairment   0  
Intangible assets and goodwill at end of period $ (85) $ 0 $ 0