XML 105 R73.htm IDEA: XBRL DOCUMENT v3.25.0.1
Property, plant and equipment - Narrative (Details) - USD ($)
 12 Months Ended
Dec. 31, 2024
Dec. 31, 2023
Dec. 31, 2022
Disclosure of detailed information about property, plant and equipment [line items]      
Impairment loss   $ 967,000  
Property, plant and equipment $ 30,424,000 116,325,000  
Impairment charges on intangible assets 658,000 2,266,000  
Proceeds from sales of property, plant and equipment 3,170,000    
Net gain on sale of property, plant and equipment 0    
Property, plant and equipment owned      
Disclosure of detailed information about property, plant and equipment [line items]      
Property, plant and equipment 9,000,000 102,206,000  
Small Stationary Assets      
Disclosure of detailed information about property, plant and equipment [line items]      
Disposals 263,000    
Inventory      
Disclosure of detailed information about property, plant and equipment [line items]      
Disposals 2,907,000    
Production and Test Equipment      
Disclosure of detailed information about property, plant and equipment [line items]      
Impairment loss   31,000  
Canada, Denmark and China      
Disclosure of detailed information about property, plant and equipment [line items]      
Impairment charges on intangible assets 15,944,000    
China      
Disclosure of detailed information about property, plant and equipment [line items]      
Impairment charges on intangible assets   936,000  
Accumulated depreciation      
Disclosure of detailed information about property, plant and equipment [line items]      
Impairment loss (111,020,000) (967,000)  
Property, plant and equipment   (65,727,000) $ (57,655,000)
Impairment charges on intangible assets 658,000 2,266,000  
Disposals   (23,000)  
Accumulated depreciation | Impairment reserve      
Disclosure of detailed information about property, plant and equipment [line items]      
Impairment loss (95,076,000)    
Property, plant and equipment $ (93,526,000) $ 0