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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Schedule of Useful Lives of Property Plant and Equipment (Details)
12 Months Ended
Dec. 31, 2020
Equipment and furniture  
Property, Plant and Equipment  
Useful lives 5 years
Computers and software | Minimum  
Property, Plant and Equipment  
Useful lives 2 years
Computers and software | Maximum  
Property, Plant and Equipment  
Useful lives 3 years
Automobiles  
Property, Plant and Equipment  
Useful lives 5 years