BASIS OF PRESENTATION AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - PP&E Useful Life (Details)	Dec. 31, 2023
Furniture and fixtures
Summary of significant accounting policies
Property, plant and equipment, useful life (in years)	5 years
Office equipment
Summary of significant accounting policies
Property, plant and equipment, useful life (in years)	5 years
Computer hardware | Minimum
Summary of significant accounting policies
Property, plant and equipment, useful life (in years)	3 years
Computer hardware | Maximum
Summary of significant accounting policies
Property, plant and equipment, useful life (in years)	5 years
Computer software | Minimum
Summary of significant accounting policies
Property, plant and equipment, useful life (in years)	3 years
Computer software | Maximum
Summary of significant accounting policies
Property, plant and equipment, useful life (in years)	7 years
Leasehold improvements
Summary of significant accounting policies
Property, plant and equipment, useful life (in years)	10 years