WARRANT DERIVATIVE LIABILITY - Assumptions Used to Calculate Fair Value of 2019 Warrants (Details) - 2019 Warrants [Member}	Jun. 30, 2022 $ / shares	Jun. 30, 2022	Jun. 30, 2022 item	Dec. 31, 2021	Dec. 31, 2021 item
Number of shares underlying the warrants
WARRANT DERIVATIVE LIABILITY
Measurement input used to calculate fair value of warrants		0.23	322,807	0.22	322,807
Current stock price
WARRANT DERIVATIVE LIABILITY
Measurement input used to calculate fair value of warrants	0.40				0.40
Exercise price
WARRANT DERIVATIVE LIABILITY
Measurement input used to calculate fair value of warrants		105		94
Expected volatility
WARRANT DERIVATIVE LIABILITY
Measurement input used to calculate fair value of warrants		3.01		1.26
Risk-free interest rate
WARRANT DERIVATIVE LIABILITY
Measurement input used to calculate fair value of warrants		1.92		2.41