NOTES PAYABLE - Assumptions Used to Calculate Fair Value of Warrants (Details)	Jan. 08, 2020	Apr. 20, 2021 USD ($)	Feb. 08, 2021 USD ($)	Dec. 31, 2020	Mar. 31, 2020	Sep. 30, 2019
10% Warrants | Current stock price
NOTES PAYABLE
Measurement input used to calculate fair value of warrants		0.0083	0.0112	0.0053
10% Warrants | Exercise price
NOTES PAYABLE
Measurement input used to calculate fair value of warrants		0.0056	0.0056	0.0056
10% Warrants | Risk-free interest rate
NOTES PAYABLE
Measurement input used to calculate fair value of warrants		0.0081	0.0048	0.38
10% Warrants | Expected term (in years)
NOTES PAYABLE
Measurement input used to calculate fair value of warrants		5.0	5.0	0.050
10% Warrants | Expected volatility
NOTES PAYABLE
Measurement input used to calculate fair value of warrants		1.15	1.18	115
15% Warrants | Current stock price | Minimum
NOTES PAYABLE
Measurement input used to calculate fair value of warrants					0.0045
15% Warrants | Current stock price | Maximum
NOTES PAYABLE
Measurement input used to calculate fair value of warrants					0.0067
15% Warrants | Exercise price
NOTES PAYABLE
Measurement input used to calculate fair value of warrants					0.0045
15% Warrants | Risk-free interest rate | Minimum
NOTES PAYABLE
Measurement input used to calculate fair value of warrants					0.0068
15% Warrants | Risk-free interest rate | Maximum
NOTES PAYABLE
Measurement input used to calculate fair value of warrants					0.0162
15% Warrants | Expected term (in years) | Minimum
NOTES PAYABLE
Measurement input used to calculate fair value of warrants					0.0083
15% Warrants | Expected term (in years) | Maximum
NOTES PAYABLE
Measurement input used to calculate fair value of warrants					0.0306
15% Warrants | Expected volatility | Minimum
NOTES PAYABLE
Measurement input used to calculate fair value of warrants					1.12
15% Warrants | Expected volatility | Maximum
NOTES PAYABLE
Measurement input used to calculate fair value of warrants					1.19
12% Warrants | Current stock price | Minimum
NOTES PAYABLE
Measurement input used to calculate fair value of warrants						0.0082
12% Warrants | Current stock price | Maximum
NOTES PAYABLE
Measurement input used to calculate fair value of warrants						0.0092
12% Warrants | Exercise price
NOTES PAYABLE
Measurement input used to calculate fair value of warrants						0.0130
12% Warrants | Risk-free interest rate | Minimum
NOTES PAYABLE
Measurement input used to calculate fair value of warrants						0.0163
12% Warrants | Risk-free interest rate | Maximum
NOTES PAYABLE
Measurement input used to calculate fair value of warrants						0.0168
12% Warrants | Expected term (in years)
NOTES PAYABLE
Measurement input used to calculate fair value of warrants						0.0110
12% Warrants | Expected volatility
NOTES PAYABLE
Measurement input used to calculate fair value of warrants						1.24
Mortgage Loan
NOTES PAYABLE
Spread on variable rate	10.00%
Mortgage Loan | Prime rate
NOTES PAYABLE
Spread on variable rate	5.25%