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Property, plant and equipment - Narrative (Details) - USD ($)
$ in Thousands
 12 Months Ended
Dec. 31, 2023
Dec. 31, 2022
Disclosure of detailed information about property, plant and equipment [line items]    
Impairment loss $ 967  
Impairment charges on intangible assets 2,266 $ 13,017
Production and Test Equipment    
Disclosure of detailed information about property, plant and equipment [line items]    
Impairment loss 31 7
China    
Disclosure of detailed information about property, plant and equipment [line items]    
Impairment loss 936  
Impairment charges on intangible assets $ 936 $ 0