v3.22.4
Operating segments - Geographical (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Disclosure of geographical areas [line items]    
Revenue $ 83,786 $ 104,505
Non-current assets 218,570 211,757
United States    
Disclosure of geographical areas [line items]    
Revenue 24,052 17,536
Non-current assets 6,791 4,121
Germany    
Disclosure of geographical areas [line items]    
Revenue 13,685 22,063
United Kingdom    
Disclosure of geographical areas [line items]    
Revenue 9,893 8,968
Non-current assets 2,913 17,552
China    
Disclosure of geographical areas [line items]    
Revenue 9,127 38,818
Non-current assets 24,047 29,009
France    
Disclosure of geographical areas [line items]    
Revenue 6,903 1,827
Canada    
Disclosure of geographical areas [line items]    
Revenue 4,520 3,063
Non-current assets 180,421 157,805
Australia    
Disclosure of geographical areas [line items]    
Revenue 3,711 36
Belgium    
Disclosure of geographical areas [line items]    
Revenue 3,430 2,121
Denmark    
Disclosure of geographical areas [line items]    
Revenue 2,529 3,026
Non-current assets 4,398 3,270
Poland    
Disclosure of geographical areas [line items]    
Revenue 1,769 541
Spain    
Disclosure of geographical areas [line items]    
Revenue 763 926
India    
Disclosure of geographical areas [line items]    
Revenue 656 439
Taiwan    
Disclosure of geographical areas [line items]    
Revenue 640 912
Norway    
Disclosure of geographical areas [line items]    
Revenue 591 2,521
Japan    
Disclosure of geographical areas [line items]    
Revenue 541 954
Other countries    
Disclosure of geographical areas [line items]    
Revenue $ 976 $ 754