v3.21.1
TAXATION - Reconciliation between the effective tax rate on income (Details) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Reconciliation of accounting profit multiplied by applicable tax rates [abstract]    
Loss before taxes $ (151,967,289) $ (159,344,113)
Statutory tax rate 27.00% 27.00%
Expected income tax recovery $ (41,031,168) $ (43,022,911)
Difference in foreign tax rates (3,098,062) 569,917
Tax rate changes and other adjustments 1,027,280 36,969
Stock-based compensation 8,863,599 7,966,090
Unrealized change in fair value of financial liabilities 46,627,953 32,922,160
Non-deductible items 6,794,533 4,091,370
Benefit of tax loss not recognized 1,386,578 1,708,628
State tax 3,794,656 563,268
Total provision for income taxes $ 24,365,369 $ 4,835,491
Effective Tax Rate (16.03%) (3.03%)