FAIR VALUE MEASUREMENT - Fair Value Measurement Inputs - Warrants (Details)	Dec. 31, 2021 $ / shares
Expected volatility
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants, measurement input	0.838
Expected term | Minimum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants, measurement input	0.4
Expected term | Maximum
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants, measurement input	0.5
Risk-free interest rate
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants, measurement input	0.004
Expected dividend yield
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants, measurement input	0
Value of underlying share
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants, measurement input	1.34