Quarterly report pursuant to Section 13 or 15(d)

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Property, Equipment and Leasehold Improvements, Net (Details)

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Property, Equipment and Leasehold Improvements, Net (Details)
 3 Months Ended
Mar. 31, 2022
Building  
Property, Plant and Equipment [Line Items]  
Property, equipment and leasehold improvements useful life 32 years
Furniture and equipment | Minimum  
Property, Plant and Equipment [Line Items]  
Property, equipment and leasehold improvements useful life 3 years
Furniture and equipment | Maximum  
Property, Plant and Equipment [Line Items]  
Property, equipment and leasehold improvements useful life 8 years
Computer Equipment and Software | Minimum  
Property, Plant and Equipment [Line Items]  
Property, equipment and leasehold improvements useful life 3 years
Computer Equipment and Software | Maximum  
Property, Plant and Equipment [Line Items]  
Property, equipment and leasehold improvements useful life 5 years
Vehicles  
Property, Plant and Equipment [Line Items]  
Property, equipment and leasehold improvements useful life 5 years