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Financial instruments-Fair values and risk management - Changes in measurement inputs used (Details)
12 Months Ended
Dec. 31, 2021
USD ($)
Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, liabilities [line items]  
Increase/(decrease) in significant unobservable inputs, decrease in unobservable input (5.00%)
Increase/(decrease) on the Group's loss, increase in unobservable input $ 1,795,061
Increase/(decrease) on the Group's loss, increase in unobservable input 55,767,113
Increase/(decrease) on the Group's loss, decrease in unobservable input $ (89,520)
Risk-adjusted discount rate  
Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, liabilities [line items]  
Increase/(decrease) in significant unobservable inputs, increase in unobservable input 5.00%
Increase/(decrease) on the Group's loss, decrease in unobservable input $ (48,370,219)
Discount for lack of marketability  
Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, liabilities [line items]  
Increase/(decrease) in significant unobservable inputs, increase in unobservable input 5.00%
Increase/(decrease) on the Group's loss, decrease in unobservable input $ (1,795,038)
Expected volatility  
Disclosure of sensitivity analysis of fair value measurement to changes in unobservable inputs, liabilities [line items]  
Increase/(decrease) in significant unobservable inputs, increase in unobservable input 5.00%
Increase/(decrease) on the Group's loss, increase in unobservable input $ 84,785