v3.26.1
Segment reporting - Intersegment sales and transfers (Details)
$ in Thousands
 12 Months Ended
Dec. 31, 2025
USD ($)
segment
Dec. 31, 2024
USD ($)
Dec. 31, 2023
USD ($)
Segment reporting      
Revenue $ 18,252 $ 10,981 $ 30,058
Cost of revenue 9,622 7,253 16,009
Gross profit 8,630 3,728 14,049
Total operating expenses 48,429 20,919 18,190
Loss before income tax expense (34,208) (18,116) (3,043)
Other segment disclosures      
Interest expense 223 1,003 689
Profit / (loss) from intersegment sales 34,208 18,116 3,043
Income tax recovery / (expense) (162) 3,085 225
Segment assets $ 504,179 97,566  
Number of operating segments | segment 2    
Semiconductors Segment      
Segment reporting      
Cost of revenue $ 9,203 7,253 16,009
Gross profit 5,448 3,728 14,049
ASIC      
Segment reporting      
Cost of revenue 419    
Gross profit 3,182    
Reportable segment before other operating segment      
Segment reporting      
Revenue 18,252 10,981 30,058
Reportable segment before other operating segment | Semiconductors Segment      
Segment reporting      
Revenue 14,651 10,981 30,058
Reportable segment before other operating segment | ASIC      
Segment reporting      
Revenue 3,601    
Other segment      
Segment reporting      
Loss before income tax expense     (6,498)
Other segment disclosures      
Profit / (loss) from intersegment sales     6,498
Operating segment      
Segment reporting      
Total operating expenses 22,759 12,845 12,300
Other segment items 1,029 (109) (1,706)
Loss before income tax expense (15,158) (9,008) 3,455
Other segment disclosures      
Interest revenue 7 160 88
Interest expense 421 95 109
Depreciation and amortization 2,203 628 571
Profit / (loss) from intersegment sales 15,158 9,008 (3,455)
Income tax recovery / (expense) (171) (3,077) (218)
Segment assets 47,892 13,564 23,736
Operating segment | Semiconductors Segment      
Segment reporting      
Total operating expenses 17,737 12,845 12,300
Other segment items 1,269 (109) (1,706)
Loss before income tax expense (13,558) (9,008) 3,455
Other segment disclosures      
Interest revenue 7 160 88
Interest expense 370 95 109
Depreciation and amortization 678 628 571
Profit / (loss) from intersegment sales 13,558 9,008 (3,455)
Income tax recovery / (expense)   (3,077) (218)
Segment assets 17,171 13,564 23,736
Operating segment | ASIC      
Segment reporting      
Total operating expenses 5,022    
Other segment items (240)    
Loss before income tax expense (1,600)    
Other segment disclosures      
Interest expense 51    
Depreciation and amortization 1,525    
Profit / (loss) from intersegment sales 1,600    
Income tax recovery / (expense) (171)    
Segment assets 30,721    
Operating segment | Reportable segment before other operating segment      
Segment reporting      
Revenue 18,735 10,981 30,058
Operating segment | Reportable segment before other operating segment | Semiconductors Segment      
Segment reporting      
Revenue 14,651 10,981 $ 30,058
Operating segment | Reportable segment before other operating segment | ASIC      
Segment reporting      
Revenue 4,084    
Operating segment | Other segment      
Segment reporting      
Loss before income tax expense (19,029) (9,108)  
Other segment disclosures      
Profit / (loss) from intersegment sales 19,029 $ 9,108  
Intersegment elimination      
Segment reporting      
Revenue (483)    
Loss before income tax expense (21)    
Other segment disclosures      
Profit / (loss) from intersegment sales 21    
Intersegment elimination | ASIC      
Segment reporting      
Revenue (483)    
Loss before income tax expense (21)    
Other segment disclosures      
Profit / (loss) from intersegment sales 21    
Intersegment elimination | Reportable segment before other operating segment      
Segment reporting      
Revenue 483    
Intersegment elimination | Reportable segment before other operating segment | ASIC      
Segment reporting      
Revenue $ 483