Annual report pursuant to Section 13 and 15(d)

Income taxes - Change in Valuation Allowance (Details)

v3.20.4
Income taxes - Change in Valuation Allowance (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Valuation allowance, beginning $ 59,172  
Increase in valuation allowance 20,329 $ 16,961
Foreign currency translation adjustments 2,897 1,435
Valuation allowance, ending 82,398 59,172
Net loss    
Increase in valuation allowance 23,025,000  
Other comprehensive loss    
Increase in valuation allowance 2,696,000  
Previously Reported    
Valuation allowance, beginning $ 59,172 40,776
Valuation allowance, ending   $ 59,172