STOCKHOLDERS' EQUITY - Weighted average fair value of warrants granted, and the assumptions used in the Black-Scholes model (Details)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
Measurement Input, Risk Free Interest Rate [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants measurement input	0.26
Measurement Input, Risk Free Interest Rate [Member] | Minimum [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants measurement input		0.31
Measurement Input, Risk Free Interest Rate [Member] | Maximum [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants measurement input		37%
Measurement Input, Price Volatility [Member] | Minimum [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants measurement input	50.13%	41.40%
Measurement Input, Price Volatility [Member] | Maximum [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants measurement input	89.96%	51.45%
Measurement Input, Expected Term [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants measurement input	5
Dividend Yield [Member]
Fair Value Measurement Inputs and Valuation Techniques [Line Items]
Warrants measurement input	0.00	0.00