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Intangible assets - Table (Details)
$ in Thousands
12 Months Ended
Dec. 31, 2020
USD ($)
DisclosureOfIntangibleAssetsLineItems  
December 31, 2020 $ 100
Cost  
DisclosureOfIntangibleAssetsLineItems  
Additions during the year 95
Exchange rate adjustments 5
December 31, 2020 $ 100